GaAs pHEMT MMIC Low Noise Amplifier, DC - 20 GHz Features: Noise Figure: 2.5 dB @ 10 GHz Gain: 14 dB @ 10 GHz P1dB Output Power: +16.5 dBm @ 10 GHz Supply Voltage: +8V @ 75 mA 50 Ohm Matched Input/Output 32 Lead Ceramic 5 x 5 mm SMT Package: 25 mm2

1 dB LSB GaAs MMIC 3-Bit Digital Positive Control Attenuator, DC-6 GHz Features: 1 dB LSB Steps to 7 dB High IP3: +55 dBm ±0.25 dB Typical Bit Error Single Control Line Per Bit Single +5V Supply 16 Lead 3×3 mm SMT Package: 9 mm2

VCO SMT with Fo/2 & Divide-by-4, 8.45 - 9.55 GHz Features: Dual Output: Fo = 8.45 - 9.55 GHz Fo/2 = 4.225 - 4.775 GHz Phase Noise: -116 dBc/Hz @100 kHz Typ. Pout: +13 dBm No External Resonator Needed QFN Leadless SMT Package, 25 mm2

GaAs, pHEMT, MMIC, 1 W, Power Amplifier with Power Detector, 37 GHz to 40 GHz Features: 32 dBm typical saturated output power (PSAT) at 18% power added efficiency (PAE) at 39 GHz P1dB compression output power: 31.5 dBm typical High output third-order intercept (IP3): 40 dBm typical High gain: 24 dB typical 50 Ω matched input/output Ceramic, 6 mm × 6 mm, high frequency, air cavity package

26 GHz, T Flip-Flop w/Reset Features: Supports Clock Frequencies up to 26 GHz Differential & Singe-Ended Operation Fast Rise and Fall Times: 18/17 ps Low Power Consumption: 270 mW typ. Propagation Delay: 95 ps Single Supply: -3.3V 16 Lead Ceramic 3×3mm SMT Package: 9mm2

Wideband VCO SMT w/Buffer Amplifier SMT, 6 - 12 GHz Features: Wide Tuning Bandwidth Pout: +1 dBm Low SSB Phase Noise: -95 dBc/Hz @100 kHz No External Resonator Needed Single Positive Supply: +5V @ 57 mA 24 Lead 4x4mm SMT Package: 16mm2

9 GHz to 12 GHz, GaAs, MMIC, I/Q Downconverter Features: Conversion gain: 11 dB (typical) at IFOUT = 100 MHz Image rejection: 25 dB (typical) at IFOUT = 100 MHz LO to RF isolation: 46 dB (typical) LO to IF isolation: 26 dB (typical) IF output frequency: dc to 3.5 GHz 32-lead, 4.9 mm × 4.9 mm ceramic leadless chip carrier

5.6 GHz to 8.6 GHz, GaAs, MMIC, I/Q Downconverter Features: Conversion gain: 13 dB typical Image rejection: 32 dBc typical Input P1dB compression: −6 dBm typical Input IP3: 3 dBm typical, 6.0 GHz to 8.6 GHz Noise figure: 2 dB typical LO to RF isolation: 48 dBm typical LO to IF isolation: 13 dBm typical RF to IF isolation: 10 dBm typical Amplitude balance: 0.2 dB typical Phase balance: −2° typical RF return loss: 10 dB typical LO return loss: 15 dB typical IF return loss: 15 dB typical Exposed paddle, 4 mm × 4 mm, 24-lead, LFCSP

8-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference Features: 3 power modes RMS noise Low power: 24 nV rms at 1.17 SPS, gain = 128 (255 µA typical) Mid power: 20 nV rms at 2.34 SPS, gain = 128 (355 µA typical) Full power: 23 nV rms at 9.4 SPS, gain = 128 (930 µA typical) Up to 22 noise free bits in all power modes (gain = 1) Output data rate Full power: 9.38 SPS to 19,200 SPS Mid power: 2.34 SPS to 4800 SPS Low power: 1.17 SPS to 2400 SPS Rail-to-rail analog inputs for gains > 1 Simultaneous 50 Hz/60 Hz rejection at 25 SPS (single cycle settling) Diagnostic functions (which aid safe integrity level (SIL) certification) Crosspoint multiplexed analog inputs 8 differential/15 pseudo differential inputs See data sheet for additional features

4-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference Features: Three power modes RMS noise Low power: 24 nV rms at 1.17 SPS, gain = 128 (255 μA typical) Mid power: 20 nV rms at 2.34 SPS, gain = 128 (355 μA typical) Full power: 23 nV rms at 9.4 SPS, gain = 128 (930 μA typical) Up to 22 noise free bits in all power modes (gain = 1) Output data rate Full power: 9.38 SPS to 19,200 SPS Mid power: 2.34 SPS to 4800 SPS Low power: 1.17 SPS to 2400 SPS Rail-to-rail analog inputs for gains > 1 Simultaneous 50 Hz/60 Hz rejection at 25 SPS (single cycle settling) Diagnostic functions (which aid safe integrity level (SIL) certification Crosspoint multiplexed analog inputs 4 differential/7 pseudo differential inputs Programmable gain (1 to 128) Band gap reference with 10 ppm/°C drift maximum (70 μA) Matched programmable excitation currents Internal clock oscillator On-chip bias voltage generator Low-side power switch General-purpose outputs Multiple filter options Internal temperature sensor Self and system calibration Sensor burnout detection Automatic channel sequencer Per channel configuration Power supply: 2.7 V to 3.6 V and ±1.8 V Independent interface power supply Power-down current: 5 μA maximum Temperature range: −40°C to +125°C 32-lead LFCSP/24-lead TSSOP 3-wire or 4-wire serial interface SPI, QSPI, MICROWIRE, and DSP compatible Schmitt trigger on SCLK ESD: 4 kVAD7124-4-EP Supports defense and aerospace applications (AQEC standard) Download AD7124-4-EP Data Sheet (PDF) Full military temperature range: −55°C to +125°C Controlled manufacturing baseline 1 assembly/test site 1 fabrication site Product change notification Qualification data available on request V62/19614