TLC32071 Datasheet, PDF (2/15 Pages) Texas Instruments – HIGH-SPEED 8-BIT A/D AND D/A CONVERTER WITH 8-CHANNEL MULTIPLEXER

TLC32071
HIGHĆSPEED 8ĆBIT A/D AND D/A CONVERTER
WITH 8ĆCHANNEL MULTIPLEXER
SLAS051−D3973, DECEMBER 1991
functional block diagram
14−7
8
D0−D7
4
CSCNTRL ₃
CSAN ₆
WE ₅
DEN
RESET ²
Digital
I/O
Control
Start
A/D
Conversion
D0−D7
8
DAC
ANLG COM
D/A Vref
1
7
D0−D6
Range/ADC
MUX
Control
Register
D5,D6
D2−D4
3
D0,D1
8
19
A0
21
A1
26
A2
Input
Range
Select
2
5 ^D2−D6
2
3
22
A3
23
A4
24
A5
A6 ¹⁸
20
A7
3
ADC
MUX
25
ANLG COM ₂₇
VCC ₁₅
VDD ₁₇
ANLG GND ₁₆
DGTL GND
All resistor values shown are nominal.
8
DO−D7
ADC
Vref(2.5 _{V nom)}
A/D Vref
100 kΩ
100 kΩ
To
Input
Amplifiers
Bandgap
Reference
Voltage
Generator
1
ANAOUT
Output
Range
Select
Enable
Digital
Loopback
1
D6
REF
MUX Control
Register
3
D2−D4
REF
MUX
28
REF
2
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