Specifications

Sensors
Pressure sensors and weigh scales (force sensing)
www.digikey.com/maxim-industrial 67
INP1
V
DDF
V
DD
INM1
INP2
INM2
22Ω
GPIO
N
RTD
R
REF
RT*
SENSOR
0.1μf
SYSTEM
CONTROL UNIT
OUT
N
LG
OUT, RTD
OUT
N
SM
OUT, BRIDGE
0.1μf
5V
GND
100pf 100pf
V
SS
DIGITAL INTERFACE
MAX1464
* RT is a resistor with a negligible tempco (TC) or a well-known TC .
The MAX1464 multichannel digital signal conditioner measures one differential and two single-ended inputs.
Low-power, low-noise, multichannel sensor signal processor saves cost and
board space (continued)