Datasheet

MAX132
±18-Bit ADC with Serial Interface
16 ______________________________________________________________________________________
___________________Chip Topography
INT IN
SCLK
PG2
EOC
DGND
IN HI
AGND
PG3
V- IN LO
0.186"
(4.72mm)
0.144"
(3.66mm)
DOUT
DIN
CS
V+
BUF OUT
INT OUT
OSC2
OSC1
PG0
PG1
CREF-
CREF+
REF+
REF-
TRANSISTOR COUNT: 2799
SUBSTRATE CONNECTED TO V+
Figure 12. MAX132 Read/Write Algorithm
WAIT UNTIL EOC PIN IS HIGH
CLEAR SCLK
CLEAR CS
SET CS
RETURN RxByte
WRITE DIN132 FROM TxByte’s MSB
SET SCLK
READ DOUT132 INTO RxByte’s LSB
CLEAR SCLK
SHIFT RxByte LEFT
SHIFT TxByte LEFT
REPEAT 8 TIMES