MAX197 Maxim, MAX197 Datasheet - Page 16

• Manufacturer Part Number: MAX197
• Description: Multi-Range (10V / 5V / +10V / +5V) / Single +5V / 12-Bit DAS with 8+4 Bus Interface
• Manufacturer: Maxim

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
16 __________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 [phone]
© 1996 Maxim Integrated Products
Multi-Range (±10V, ±5V, +10V, +5V),
Single +5V, 12-Bit DAS with 8+4 Bus Interface
_________________________________________________________Functional Diagram
SHDN
CH7
CH6
CH5
CH4
CH3
CH2
CH1
CH0
CLK
WR
INT
RD
CS
CLOCK
CONDITIONING
OVERVOLTAGE
TOLERANT
SIGNAL
BLOCK
MUX
&
CONTROL LOGIC
LATCHES
&
Printed USA
REF
T/H
8
CHARGE REDISTRIBUTION
THREE-STATE, BIDIRECTIONAL
12-BIT DAC
I/O INTERFACE
APPROXIMATION
4
4
SUCCESSIVE-
8-BIT DATA BUS
REGISTER
is a registered trademark of Maxim Integrated Products.
MUX
D0–D7
12
8
1.638
A
8
8
V
=
REFADJ
COMP
10k
MAX197
REFERENCE
+2.5V
HBEN
V
AGND
DGND
DD