Rail-to-Rail, Fast, Low Power 2.5 V to 5.5 V, Single-Supply TTL/CMOS Comparator Features: Fully specified rail-to-rail at VCC = 2.5 V to 5.5 V Input common-mode voltage from −0.2 V to VCC + 0.2 V Low glitch TTL-/CMOS-compatible output stage 40 ns propagation delay Low power 1 mW at 2.5 V Shutdown pin Programmable hysteresis Power supply rejection > 60 dB −40°C to +125°C operation

Rail-to-Rail, Fast, Low Power 2.5 V to 5.5 V, Single-Supply TTL/CMOS Comparator Features: Fully specified rail-to-rail at VCC = 2.5 V to 5.5 V Input common-mode voltage from −0.2 V to VCC + 0.2 V Low glitch TTL-/CMOS-compatible output stage 40 ns propagation delay Low power 1 mW at 2.5 V Shutdown pin Programmable hysteresis Power supply rejection > 60 dB −40°C to +125°C operation

4-Channel, 24 GHz, Receiver Downconverter Features: Integrated baluns for single-ended receiver (Rx) inputs and local oscillator (LO) input Rx channel gain: 22 dB Noise figure (NF): 10 dB P1dB: −10 dBm LO input range: −8 dBm to +5 dBm Rx to IF isolation: 30 dB RF signal bandwidth: 250 MHz Rx output impedance: 900 Ω differential LO input buffer: 24 GHz RF and LO S11 at 50 Ω: −5 dB Temperature sensor with analog output: ±5° Electrostatic discharge (ESD) performance Human body model (HBM): 2000 V Charged device model (CDM): 500 V Qualified for automotive applications

LC2MOS 15 V 4 Channel High Performance Analog Multiplexer Features: 44 V supply maximum ratings VSS to VDD analog signal range Low on resistance (100 Ω maximum) Low power (ISUPPLY < 75 µA) Fast switching Break-before-make switching action Plug-in replacement for DG408

High Voltage, Latch-Up Proof, 8-Channel Differential Multiplexer Features: Latch-up proof 3.5 pF off source capacitance 33 pF off drain capacitance 0.35 pC typical charge injection ±0.02 nA on channel leakage Low on resistance: 155 typical ±9 V to ±22 V dual-supply operation 9 V to 40 V single-supply operation VSS to VDD analog signal range Human body model (HBM) ESD rating - 8 kV I/O port to supplies

Fault Protection, 6 RON, SPST Switch with 0.6 k Feedback Channel Features: Analog output protection and detection solution Overvoltage protection up to 60 V on S and SFB pins Power off protection up to 60 V on S and SFB pins Integrated 0.6 k secondary feedback channel Known output under all conditions User enabled, power-on condition pulls source to 0 V Known state without digital inputs present Latch-up immune Optimized resistance for measurement channel and feedback channel Low on resistance of 6 typical on signal channel Ultraflat, on resistance on signal channel 3 mm 2 mm LFCS VSS to VDD 2 V signal range Fully specified at ±15 V, ±20 V, +12 V, and +36 V ±5 V to ±22 V dual supply operation 8 V to 44 V single-supply operation

CMOS, 2.5 Low Voltage Differential 8 Channel Multiplexer Features: +1.8 V to +5.5 V single supply ±2.5 V dual supply 2.5 ON resistance 0.5 ON resistance flatness 100 pA leakage currents 40 ns switching times Differential 8-to-1 multiplexer 28-lead TSSOP package Low-power consumption TTL/CMOS-compatible inputs

400 MHz TO 4000 MHz Low Noise Amplifier Features: Operation from 400 MHz to 4000 MHz Noise figure of 0.8 dB at 900 MHz Requires few external components Integrated active bias control circuit Integrated dc blocking capacitors Adjustable bias for low power applications Single-supply operation from 3 V to 5 V Gain of 20.8 dB at 900 MHz OIP3 of 37.0 dBm at 900 MHz P1dB of 21.8 dBm at 900 MHz Small footprint LFCSP Pin-compatible version with 21.5 dB gain available

Microprocessor Supervisory Circuit Features:Pin-compatible with MAX1232 and Dallas DS1232Adjustable precision voltage monitor with 4.5 V and 4.75 V optionsAdjustable strobe monitor with 150 ms, 600 ms, or 1.2 sec optionsNo external componentsSpecified from 40C to +85C

Cascadable Super Sequencer with Margin Control and Fault Recording Features: Complete supervisory and sequencing solution for up to 17 supplies Expandable to 257 supplies with additional ADM1266 ICs connected to the 2-wire interdevice bus Fully programmable sequencing engine 17 supply fault detectors enable real time supervision of supplies 0.4 V to 15 V on VH1 to VH4 (VHx) 0.4 V to 5 V on VP1 to VP13 (VPx) Device powered by the higher of VH1 and VH2 inputs for improved operating redundancy 12-bit ADC for readback of all supervised voltages Black box nonvolatile fault recording 16 PDIOs 9 GPIOs 9 voltage output 8-bit DACs allow voltage margining adjustment via dc-to-dc converter trim/feedback node Main and backup memory Industry standard PMBus interface compliant Available in a 9 mm × 9 mm, 64-lead package