AD9775 PDF Datasheet
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Description
This is Digital-to-Analog Converter. 14-Bit, 160 MSPS, 2×, 4×, 8× Interpolating Dual TxDAC+® Digital-to-Analog Converter
AD9775
FEATURES
14-bit resolution, 160 MSPS, 400 MSPS input, output data rate
Selectable 2×, 4×, 8× interpolating filter Programmable channel gain and offset adjustment fS, 4, fS, 8 digital quadrature modulation capability Direct IF transmission mode for 70 MH- + IFs Enables image rejection architecture Fully compatible SPI® port Excellent ac performance
SFDR: 71 dBc @ 2 MH- to 35 MH- W-CDMA ACPR: 71 dB @ IF = 19.2 MH- Internal PLL clock multiplier Selectable internal clock divider Versatile clock input Differential, single-ended sine wave or TTL, CMOS, LVPECL compatible
Versatile input data interface Twos complement, straight binary data coding Dual-port or single-port interleaved input data
Single 3.3 V supply operation Power dissipation: 1.2 W @ 3.3 V typical On-chip, 1.2 V reference 80-lead, thin quad flat package, exposed pad (TQFP_EP)
APPLICATIONS
Communications Analog quadrature modulation ar.