AD13280

FEATURES Dual 80 MSPS, minimum sample rate Channel-to-channel matching, ±1% gain error 90 dB channel-to-channel isolation DC-coupled signal conditioning 80 dB spurious-free dynamic range Selectable bipolar inputs (±1 V and ±0.5 V ranges) Integral single-pole, low-pass Nyquist filter Twos complement output format 3.3 V compatible outputs 1.85 W per channel Dual-Channel, 12-Bit, 80 MSPS ADC with Analog Input Signal Conditioning AD13280 APPLICATIONS Radar processing (optimized for I/Q baseband operation) Phased array receivers Multichannel, multimode receivers GPS antijamming receivers Communications receivers PRODUCT HIGHLIGHTS 1. Guaranteed sample rate of 80 MSPS. 2. Input signal conditioning; gain and impedance match. 3. Single-ended, differential, or off-module filter option. 4. Fully tested/characterized full channel performance. FUNCTIONAL BLOCK DIAGRAM AMP-IN-A-2 AMP-IN-A-1 AMP-IN-B-2 AMP-IN-B-1 AMP-OUT-A A–IN A+IN DROUTA D0A (LSB) D1A D2A D3A D4A D5A D6A D7A D8A AD13280 VREF DROUT 9 12 100Ω OUTPUT TERMINATORS TIMING 3 ENCODEA ENCODEA D9A D10A D11A (MSB) VREF DROUT 12 100Ω OUTPUT TERMINATORS 7 TIMING 5 D0B D1B D2B D3B D4B D5B D6B (LSB) Figure 1. AMP-OUT-B B+IN B–IN DROUTB ENCODEB ENCODEB D11B (MSB) D10B D9B D8B D7B 02386-001 Rev. C Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that ma...