TLC545C Datasheet, PDF (2/13 Pages) Texas Instruments – 8-BIT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL CONTROL AND 19 INPUTS

TLC545C, TLC545I, TLC546C, TLC546I
8-BIT ANALOG-TO-DIGITAL CONVERTERS
WITH SERIAL CONTROL AND 19 INPUTS
SLAS066B – DECEMBER 1985 – REVISED OCTOBER 1996
TA
0°C to 70°C
– 40°C to 85°C
AVAILABLE OPTIONS
PACKAGE
CHIP CARRIER
(FN)
PLASTIC DIP
(N)
TLC545CFN
—
TLC545CN
—
TLC545IFN
TLC546IFN
TLC545IN
TLC546IN
description (continued)
The TLC545C and the TLC546C are characterized for operation from 0°C to 70°C. The TLC545I and the
TLC546I are characterized for operation from – 40°C to 85°C.
functional block diagram
INPUTS
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
1
2
3
4
5
6
7
8
9
10
11
12
13
15
16
17
18
19
20
20-Channel
Analog
Multiplexer
5
Sample
and
Hold
Input
Address
Register
ADDRESS ²⁵
INPUT
Self-Test
Reference
5
Input
Multiplexer
REF +
22
REF –
21
8-Bit
Analog-to-Digital
Converter
(Switched-capacitors)
8
Output
8
Data
Register
8-to-1 Data
Selector and
Driver
24 DATA
OUT
4
Control Logic
and I/O
2
Counters
I/O 26
CLOCK
23
CS
SYSTEM ₂₇
CLOCK
2
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