Datasheet

LTC2631
18
2631fc
For more information www.linear.com/LTC2631
Block Diagrams
DAC
REGISTER
RESISTOR
DIVIDER
INTERNAL
REFERENCE
INPUT
REGISTER
I
2
C
INTERFACE
DAC
V
OUT
SWITCH
CONTROL
DECODE LOGIC
SDA
V
CC
REF
GND
DACREF
2631 BD
SCL
CA0
REF_SEL
I
2
C
ADDRESS
DECODE
DAC
REGISTER
RESISTOR
DIVIDER
INTERNAL
REFERENCE
INPUT
REGISTER
I
2
C
INTERFACE
DAC
V
OUT
SWITCH
CONTROL
DECODE LOGIC
SDA
V
CC
REF
GND
DACREF
SCL
CA1
CA0
I
2
C
ADDRESS
DECODE
test circuits
LTC2631-Z
LTC2631-M
100Ω
R
INH
/R
INL
/R
INF
V
IH(CAn)
/V
IL(CAn)
CAn
GND
2631 TC
V
CC
Test Circuit 2Test Circuit 1
CAn
Test Circuits for I
2
C Digital I/O (See Electrical Characteristics)