DAC1280 Datasheet, PDF (6/24 Pages) Texas Instruments – Very Low Distortion Digital-to-Analog Converter for Seismic Applications

DAC1280
SBAS432A – APRIL 2010 – REVISED SEPTEMBER 2010
DEVICE INFORMATION
PW PACKAGE
TSSOP-16
(TOP VIEW)
CLK 1
TDATA 2
SYNC 3
DGND 4
DVDD 5
GAIN0 6
GAIN1 7
GAIN2 8
DAC1280
16 PWDN
15 IOUTP
14 IOUTN
13 NC
12 AVDD
11 AVSS
10 RREF
9 VREF
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TERMINAL
NAME
NO.
CLK
1
TDATA
2
SYNC
3
DGND
4
DVDD
5
GAIN0
6
GAIN1
7
GAIN2
8
VREF
9
RREF
10
AVSS
11
AVDD
12
NC
13
IOUTN
14
IOUTP
15
PWDN
16
TERMINAL FUNCTIONS
I/O
Digital Input
Digital Input
Digital Input
Digital Ground
Digital Supply
Digital Input
Digital Input
Digital Input
Analog Input
Analog
Analog Supply
Analog Supply
—
Analog Output
Analog Output
Digital Input
DESCRIPTION
4.096MHz master clock
Bitstream digital data
Synchronize control
Digital ground
Digital power supply
Gain select 0
Gain select 1
Gain select 2
Voltage reference input
Full-scale range resistor
Negative analog power supply, V_REF common, R_REF common
Positive analog power supply
No connection; do not connect externally.
Negative signal output current
Positive signal output current
Power-down control; active low
6
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