Micrel Semiconductor, Inc.
San Jose, CA 95131
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Power Controller is PCI hot-plug compliant.
MIC2590 dual-slot controller supports system voltages required by PCI, including 3.3 V auxiliary voltage specified by PCI Standard v2.2. It supports +12, -12, 3.3, 5.0 V primary supplies, and 3.3 V auxiliary supplies with overcurrent protection. IC offers adjustable overcurrent timeout, circuit-breaker fault protection, and undervoltage lockout. Integrated 8-bit ADC monitors voltage and current...
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Logic Devices perform over industrial temperature range.
Seventeen 3GHz to 4GHz PECL and LVPECL devices, part of ECL Pro(TM) communications logic solutions, include clock fanout buffers and clock dividers, drivers/receivers, and translators. They operate down to 2.5V single-supply and are guaranteed over -40 to 85 deg C temperature range. Fanout buffer family offers maximum frequency of more than 3GHz, pin-to-pin skew of less than 20ps, and tr/tf time...
Read More »CML Buffer utilizes SiGe process.
Model SY58016 differential CML buffer offers -3dB bandwidth greater than 7GHz, 45ps max rise/fall time, less than 1.5ps RMS jitter, and internal 50 ohm termination. Manufactured with high-speed 0.6um ASSET-2 Silicon Germanium (SiGe) process and promoting data rates in excess of 10Gbps, it is available in 16-pin MLF package or die form. Operation is guaranteed from 3.3V +/-10% power supply over...
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Low Dropout Regulator is available in S-Pak package.
MIC37150/1/2 1.5A LDO is designed for powering 1.5, 1.8, or 2.5 V from minimum supply of 2.25 or 3.0 V. It features dropout of 500mV over all conditions. MIC37150 is a 3-terminal device; MIC37151 includes error flag to warn of fault condition and enable pin for on/off control; and MIC37152 offers adjustable output voltage as well as on/off control of output voltage. uCap design allows use with...
Read More »Ethernet Switches handle 8 or 9 channels.
Single-chip, 8-port KS8997 and 9-port KS8999 switch ICs can be used in 10/100 Ethernet DSL, cable, and wireless routers and gateway networks. Both support DiffServ and IEEE 802.lp to prioritize different classes of voice, video and data traffic. With port-based VLAN, devices allow user to establish VLAN groups for security between groups and applications. Devices handle up to 9 MACs, 8 PHYs,...
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Display Driver works on large LEDs.
MIC5400 digitally programmable LED display driver has 16 outputs arranged in 2 banks of 8 channels. Each bank has 4-bit brightness control and each output has 10-bit intensity control. Driver incorporates suite of protection functions including over temperature shutdown, power-on reset, open-fault protection, soft-start and watchdog. It provides 14-bit resolution for applications such as outdoor...
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Chipset is capable of operating up to 2.7 GHz.
AnyRate SY87724L complete serial data multiplexer and demultiplexer provides muxing and demuxing to 4, 5, 8, or 10 bit wide buses. It can accept synchronous code group or octet boundary input, and uses input for parallel data alignment. Unit is controlled by frame logic, and features synchronous frame boundary indication, HSPC inputs and outputs, and 3.3V power supply. It is available in 80-pin...
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Integrated Circuit provides thermal management.
Miniature MIC280 two-zone thermal supervisor IC uses embedded thermal diodes for remote temperature measurement. It has 6 independent thresholds, I2C/SMBus compatibility, and programmable interrupt output. Available in 6-pin SOT23 packaging, MIC280 includes A-D converter, signal processing front-end, and one-wire diode interface. Fault queues and programmable digital filters provide noise...
Read More »Op Amps offer supply voltages from +/-2.5V to +/-9V.
MIC918 and MIC919 high speed op amps achieve slew-rates of 1500V/Ã-µs while consuming 550Ã-µA and 360Ã-µA, respectively. Both op amps are voltage-feedback, unity-gain stable devices housed in SC70-5 packaging. Gain-bandwidth product for MIC918 and MIC919 is 51MHz and 27MHz, respectively. Both Op Amps have 60 degrees of phase margin at unity gain that increases with load capacitance....
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Buck Regulator is over 85% efficient.
MIC4684 buck regulator's boost capacitor increases available voltage to saturate internal power switch. Regulator has input voltage range of 4 to 34V and 1.5A output current. Built-in safety features include cycle-by-cycle current limit, frequency foldback short circuit protection, and thermal shutdown. It is available in adjustable output voltage version.
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