12-Bit, 210 MSPS
TxDAC Digital-to-Analog Converter
AD9742 Data Sheet
FEATURES FUNCTIONAL BLOCK DIAGRAM
3.3V 0.1ВµF REFLO
1.2V REF
REFIO
FS ADJ RSET 3.3V CURRENT
SOURCE
ARRAY DVDD
DCOM CLOCK AVDD 150pF ACOM AD9742
IOUTA SEGMENTED
SWITCHES CLOCK LSB
SWITCHES IOUTB LATCHES DIGITAL DATA INPUTS (DB11–DB0)
SLEEP MODE
02913-B-001 High performance member of pin-compatible TxDAC
product family
Excellent spurious-free dynamic range performance
SNR at 5 MHz output, 125 MSPS: 70 dB
Twos complement or straight binary data format
Differential current outputs: 2 mA to 20 mA
Power dissipation: 135 mW at 3.3 V
Power-down mode: 15 mW at 3.3 V …