Micrel to Preview Industry's Most Energy-Efficient, Low Power IC Solutions at Spring IIC China '10
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SHENZHEN, CHINA--(Marketwire - March 3, 2010) –
Micrel Inc., (NASDAQ: MCRL), an industry leader in IC analog, high bandwidth and Ethernet solutions, today announced that it will be showing the industry's newest and energy-efficient, analog, high bandwidth and Ethernet IC solutions at spring 2010 IIC China trade show. The show will be held in: Shenzhen, Shenzhen Convention and Exhibition Center, March 4-5; Chengdu, Pride International Convention Center, Century City Chengdu, March 11-12; and Shanghai, Shanghai Mart, March 15-16. Show hours are 9:30 a.m. - 5:00 p.m. Micrel's booth locations will be: Shenzhen No. 2E19; Chengdu No. 5E08; and Shanghai No. 8T09. Products being showcased will include:
Analog Solutions
The MIC22950 is a pioneering product in Micrel's high power density family of buck regulators. The synchronous step-down regulator features a 10A integrated SuperThermal(TM) MOSFET and is optimized for highest efficiency. With only a 1uH inductor and a 100uF output capacitor, the device achieves more than 95 percent efficiency over a broad load range. It also features built-in sequencing, tracking and ramp control capabilities that enable multiple power-up sequencing and tracking protocols. The solution is ideal for high power density point-of-load conversion, base stations, servers and routers, Blu-ray players, computer peripherals, FPGAs, DSPs and low voltage ASIC power applications. The MIC22950 has an ultra-high speed control loop that keeps the output voltage within regulation even under extreme transient load swings that are commonly found in FPGAs and low-voltage ASICs. The RC (Ramp Control) pin allows the device to be connected to another product in Micrel's MIC22xxx and/or its MIC68xxx family, thereby allowing the designer to maintain the output voltages within a certain delta-V on start up.
The MIC4782 is a new dual non-synchronous PWM buck regulator targeting consumer applications. Operating at 1.8MHz, with a maximum load current of 2A per channel, the MIC4782 is the latest addition to the popular low-voltage family of small footprint, non-synchronous buck regulators. The IC addresses the designer's need for a low-cost dual regulator solution for the popular 5V and 3.3V rails in consumer applications. The device targets cost sensitive consumer applications such as wired and wireless broadband communication equipments, printers, HD set top boxes, computing peripherals and low power FPGAs -- all applications where total solution cost is a critical design consideration. The MIC4782 features ultra-fast operation and a proprietary internal compensation which allows for ultra-fast transient response. Further, the high PWM frequency of operation allows the use of the smallest and most cost-effective LC components. Each channel provides up to 2A of output current, while designers can realize more than 92 percent efficiency.
The MIC2174 is the latest, premium member of its Hyper Speed Control(TM) family of adaptive on-time controllers. The device is a high performance, first-in-its-class DC-to-DC controller capable of high delta V operation (VIN=40V, VOUT=0.8V) and can drive up to 25A of load current. The Hyper Speed Control(TM) architecture significantly reduces the required output capacitance and allows for excellent transient response. The solution is ideal for industrial equipment power supply, automotive applications, computer peripherals and distributed DC power systems. The MIC2174 operates at 300kHz constant frequency and achieves greater than 94 percent efficiency, over a broad load range. The device is easy to use and is stable even with a zero-ESR output capacitor, making designs very robust and offering the ability to scale down external capacitors. The MIC2174 Hyper Speed Control(TM) DC-to-DC controller operates over a wide input supply range of 3V to 40V and also offers cycle-by-cycle current limiting for FET protection.
The MIC3201 is a new Step-Down High Brightness LED (HBLED) driver with high-side current sense. This device is the first in a new series of high brightness LED drivers targeting MR-16 lamps and other general illumination applications. This device reduces the size, complexity and cost of the driver IC solutions for various lighting applications. The MIC3201 is capable of driving up to four, 1A HBLEDs in a series at more than 90 percent efficiency with +/- 5 percent current accuracy from input voltages of 4.5V to 20V. With its hysteretic control architecture and high-side current sense scheme, the MIC3201 is well positioned to provide constant current with changes in input voltage and output load. The MIC3201 operating frequency is adjustable up to 1MHz to allow flexibility in the design. The MIC3201 features a dedicated PWM dimming pin, an enable pin for very low power shutdown, over temperature protection and UVLO. The MIC3201 has an internal power switch and requires no external compensation. In addition to enhanced power driving capability/reliability, the MIC3201comes in an exposed pad SOIC-8L package.
The MIC3230/31/32 is a new family dedicated of high brightness LED drivers. These devices are the first in a new series of high brightness LED drivers targeting solid-state lighting and general illumination applications. This LED driver provides the flexibility of driving 1W, 3W and higher power LEDs that are available on the market today. The MIC3230/31/32 series features a wide operating input voltage range from 6V to 45V. The MIC323x family of LED drivers has a feedback voltage of 250mV to reduce system level power dissipation and a programmable current control in order to drive the differing current levels available for a variety of LEDs. The entire product family can boost up to a very high voltage and is capable of driving an output up to 70W. The MIC3230/31 has an adjustable operating frequency from 10kHz to 1MHz and the MIC3232 has a fixed frequency operation of 400kHz to allow flexibility in the design. The MIC3231 features a dithering capability which can reduce EMI by up to 12dB. All three products feature PWM dimming capability, an enable pin for very low power shutdown, OVP, over temperature protection and UVLO.
High Bandwidth Solutions
GPON and GEPON ONU Transceiver -- Burst Mode Laser Driver With Integrated Post Amp, SY88236L/AL
The SY88236L/AL, a single supply 3.3V, 2.5Gbps integrated burst mode laser driver and post amplifier, targets GEPON and GPON ONU/ONT optical module applications. With excellent performance, and very fast transmit enable and disable time, the device is designed to be user-friendly, simple to implement, and cost-effective. The driver can deliver modulation current up to 85mA and bias current up to 70mA to support high launch transmit power. The device also features power monitoring functions, such as mod monitoring, bias monitoring, and RSSI. The post amplifier can detect signals with amplitude as low as 5mVpp and has the option to output either a Loss-of-Signal (LOS) or Signal-Detect (SD).
SY88022L + SY88053AL+ MIC3003 = 10Gigabit SFP+ SMF Module Chipset
SY88024L + SY88053AL+ MIC3003 = 10Gigabit SFP+ MMF Module Chipset
The SY88022L is a FP/DFB laser driver with data rates up to 11.3Gbps. It has a small form factor driver making it ideal for 8GFC/10GbE SFP+ optical module for high speed telecom/datacom applications. The driver can deliver modulation current up to 60mA and a bias current up to 80mA. The device features single 3.3V supply and comes in a small form factor 3mm x 3mm MLF(R) package.
The SY88024L is a VCSEL driver with data rates up to 11.3Gbps. It has a small form factor driver making it ideal for 8GFC/10GbE SFP+ optical module for high speed telecom/datacom applications. The driver can deliver modulation current up to 20mA and a bias current up to 20mA. The device features single 3.3V supply and comes in a small form factor 3mm x 3mm MLF(R) package.
The SY88053AL is a 12.5 limiting post amplifier designed for use in an 8GFC/10GbE SFP+ optical module for high speed telecom/datacom applications. Featuring a decision threshold control, the device can be used for offset compensation or to optimize the Bit Error Rate (BER) in noisy applications as WDM where optical amplifiers such as EDFAs and Raman amplifier are used. The solution connects to typical transimpedance amplifiers (TIAs). The signal from TIAs can contain significant amounts of noise unevenly distributed between its top and bottom rails due to the Amplified Spontaneous Emission (ASE) noise generated by the optical amplifiers.
Fiber Optic Module Controller With Internal Calibration, MIC3003
The MIC3003 is a fiber optic module controller that enables implementation of sophisticated, hot-pluggable fiber optic transceivers with intelligent laser control and an internally calibrated Digital Diagnostic Monitoring Interface per SFF-8472. This device integrates all the non-datapath functions of a SFP/SFP+ transceiver into a tiny 4mm x 4mm MLF(R) package and performs the role of a microcontroller peripheral in transponders or optical transceivers. The device also offers APC and numerous other features including interrupt, alarm and masking options, power-on hour meter, two-wire serial interface, and multi-part mode. This controller, in combination with Micrel laser driver, and post amplifier, provides customers with a total Micrel chipset solution that meets the industry's most stringent performance and cost objectives.
SM840001+SM840021+ SM840051 -- Ultra-Low Jitter Clock Synthesizers Family for High Speed Wireline And Wireless Communication
This new line of PLL-based Clock Synthesizer products, based on the revolutionary RotaryWave(TM) technology, is designed to take a low frequency crystal input and produce extremely low jitter high frequency differential or single-ended outputs, with frequency up to 850MHz. It offers a broad range of output types including LVCMOS, LVPECL, LVDS, and HCSL. In addition, each output is independently configurable and enabled. With hundreds of configurations available in both MLF(R) and TSSOP package options, the lead-free solutions are targeted at datacom, telecom networking, storage applications, PCI Express, and broadcast video. The devices utilize a unique power reduction technique along with a patented architecture to provide a stable clock with extremely low phase noise and jitter for ultimate performance.
The SM840001 is a single output LVCMOS clock synthesizer suited for 2X, 4X, 8X, and 16X Fibre Channel applications. The device is designed for 106.25MHz or 212.5MHz using a 26.5625MHz fundamental parallel resonant crystal, with stability and accuracy over the full operating range.
The SM840021 is a single output LVCMOS clock synthesizer targeted for Gigabit Ethernet applications. This device is optimized for 125MHz using a standard 25MHz fundamental parallel resonant crystal, with unparalleled stability and accuracy over the full operating range.
The SM840021 is a single output LVCMOS clock synthesizer designed for low phase-noise 10 Gigabit Ethernet applications. The SM840051 is optimized for 156.25, and 161.13 MHz, using a crystal at 1/8th the output frequency. Power supplies of either 3.3V or 2.5V are supported, with superior jitter and phase noise performance. An FSEL pin supports 4x or 8x multiplication of the crystal frequency.
Ultra Low Voltage CML 3.2Gbps with FSI/ Low SY54xxx Family
Micrel's Ultra-Low Voltage CML product family, the SY54xx, is part of the Company's growing portfolio of high performance interface products. The initial seven products of the family, SY54011R, SY54016R/AR, SY54017R/AR, and SY54023R/AR are 1.2/1.8V Ultra-Low Voltage CML output products with a core power supply of 2.5V that can interface directly to devices powered by 1.2/1.8V supply. These products include a 1:2 fan-out buffer, differential line driver/receiver, 2:1 multiplexer, and a 2 x 2 cross-point switch and operate up to 3.2GHz. In addition, the SY54016R, SY54017R, and SY54023R offer Micrel's Fail Safe Input (FSI) circuitry. Targeted applications include clock and data distribution, hot swap applications, rack-based equipment and Automatic Test Equipment.
Ultra-Low Voltage CML 6.4Gbps with Equalization SY56xxx Family
The SY56xx series is comprised of seven new products belonging to the Company's new Ultra-Low Voltage CML product family. This CML family consists of buffer, fan-out buffers, multiplexer, and cross-point switches. They operate up to 6.4Gbps, have integrated Equalization and come in 1.2/1.8/2.5V Ultra-Low Voltage options. Targeted applications include data distribution for driving high-speed backplanes, rack-based equipment, Telecom/Datacom, Automatic Test Equipments, HD Video Broadcast, Data Storage, and Servers.
Ethernet Solutions
Highly Integrated System-on-a-Chip Solutions, KSZ9692PB/KSZ9021RL
The KSZ9692PB is a highly integrated 10/100/100Base-T Gigabit System-on-a-Chip (SoC) featuring an ARM 922T 32-bit processor, IP security engine and a comprehensive set of peripherals that address the cost-sensitive, high-performance needs of a wide variety of networking and communications applications including enhanced residential gateways high-end printer servers, VoIP systems, IP-based multimedia systems, wireless Access Points/Mesh Nodes, USB device servers, Industrial Control, video surveillance systems and SMB/SME network security, including VPN routers.
Single-Port 10/100BASE-T/TX Embedded MAC+PHY Embedded Controller With 8/16/32-bit and SPI Host Interfaces, KSZ8851 Family
The KSZ8851 is a single-port 10/100BASE-T/TX embedded controller product family with 8/16/32-bit and SPI host interfaces. The high throughput device, KSZ8851-16/32MQL, is pin compatible with Micrel's KSZ8841-16/32MQL and KSZ8842-16/32MQL product families and ideal for a wide variety of Ethernet applications in the IPSTB, VoIP, and Industrial Ethernet markets. The KSZ8851-16MLL integrates a Fast Ethernet MAC/PHY with an 8/16-bit generic host processor interface in a smaller package and the KSZ8851SNL, on the other hand, supports SPI interface. The device has 18KB of internal buffer memory shared between the RXQ and TXQ. The buffer memory on the receive queue is 12KB, while the buffer memory for the transmit queue is 6KB. The solution supports both Big-Endian and Little-Endian processors as well as IPv4/IPv6 checksum generation and checking. These features greatly reduce CPU usage and improve overall system performance. The KSZ8851 product family also gives designers enhanced power management feature with energy detect mode.
Integrated 10/100BASE-T/TX/FX 3-Port Switch, KSZ8863/73 Family
The KSZ8873MLL is a highly integrated 10/100BASE-T/TX 3-port switch on a chip offering the industry's smallest footprint. It is designed to give customers low port count and a cost-sensitive, power efficient, advanced power management solution. Designed to support the GREEN requirement in today's switch systems, the IC features advanced power management schemes that include hardware power down, software power down, and the energy detect mode that shuts down the transceiver when a port is idle. The device also offers the by-pass mode which enables system-level power savings. In this mode, the processor connected to the switch through the MII interface can be shut down without impacting normal switch operation. Applications suited to this solution include IP Set-Top Boxes, IP TV/IP TV POF, IP Phones/Video Phones, Analog Telephone Adapters (ATAs), Automotive Infotainment systems, industrial controls and FTTx CPE. The KSZ8863 series are highly integrated 3-port switches-on-a-chip ICs that enable a new generation of low port count, cost-sensitive and power efficient 10/100Mbps switch systems. The devices also support today's GREEN requirement and offer advanced management power schemes.
Octal Network Power Controller, MIC2358
The MIC2358 octal network power controller is designed for use in IEEE 802.3af-compliant power-sourcing equipment (PSE). The device provides standardized powered devices (PD) detection, classification, current limit, and monitoring of both DC and AC maintain power signatures. The MIC2358 can operate autonomously or be controlled by software through a SMBus-compatible interface. The device's five address inputs support 32 unique MIC2358 addresses allowing control and monitoring up to 256 powered Ethernet ports (32 MIC2358 devices) by an external management application.
About Micrel, Inc.
Micrel Inc., is a leading global manufacturer of IC solutions for the worldwide analog, Ethernet and high bandwidth markets. The Company's products include advanced mixed-signal, analog and power semiconductors; high performance communication, clock management, Ethernet switch and physical layer transceiver ICs. Company customers include leading manufacturers of enterprise, consumer, industrial, mobile, telecommunications, automotive, and computer products. Corporation headquarters and state-of-the-art wafer fabrication facilities are located in San Jose, CA, with regional sales and support offices and advanced technology design centers situated throughout the Americas, Europe and Asia. In addition, the Company maintains an extensive network of distributors and reps worldwide. Web: http://www.micrel.com .
Note: SuperThermal and Hyper Speed Control are trademarks of Micrel, Inc. MLF is a registered trademark of Amkor Technology. RotaryWave is a trademark of Multigig, Inc.
Contact: Julieanne DiBene
Marketing Communications
1-408-474-1276
Julie.DiBene@Micrel.com
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