Datasheet

ESD
Clamp
ESD
Clamp
12
11
10
9
5 6 7 8
1
2
3
4
16 15 14 13
WQFN 16
VA
VOUT
NC
NC
NC
VREF
GND
NC
SDO
CSB
SDI
SCLK
CLRB
LDACB
MZB
VDDIO
DAP
MZB
CLRB
LDACB
SCLK
SDI
SDO
CSB
VA
GND
VREF
VDDIO
BUF
PRE
REG
VOUT
R-DAC
DAC
REG
PRE
LOAD
SEL_10K
SEL_HIZ
Bypass
FIFO/
SPI/
INTERFACE
SWB
CLR
CLR
WRAL
WRUP
COMMANDS
CLR
COMMAND
VDDIO Referenced Inputs
VA Referenced Input
16 16
PRE
LOAD
10k
DAC161S055
SNAS503B –NOVEMBER 2010–REVISED JANUARY 2012 www.ti.com
BLOCK DIAGRAM
CONNECTION DIAGRAM
PIN DESCRIPTIONS
Pin #
Pin Name ESD Structure Type Function and Connection
WQFN-16
VDDIO 16 Power SPI, CLRB, LDACB Supply Voltage.
VA 1 Power Analog Supply Voltage.
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