ICS AOB8/12, Product Manual

Page: 13 / 33

Manual Number: 00650-134-4 Page 4
AOB8/12 & AOB16/12 Manual
OUTER
DATA
REGISTER
ADDRESS
DECODE
AND BUS
INTERFACE
ADDRESS
SELECT
SWITCH
OUTER
DATA
REGISTER
INNER
DATA
REGISTER
INNER
DATA
REGISTER
12-BIT
DAC #15
12-BIT
DAC #0
RANGE SELECT
DISABLE
OUTPUT
SWITCH
VREF
+12VDC VREF
VREF to all DACs
GND
RESET
COMPUTER ISA BUS
DAC OUTPUT
DAC's 1-14
Update DAC's
DAC OUTPUT
RANGE SELECT
Figure 2-1 Block Diagram