TLC1542C, TLC1542I, TLC1542M, TLC1542Q, TLC1543C, TLC1543I, TLC1543Q
10-BIT ANALOG-TO-DIGITAL CONVERTERS WITH
SERIAL CONTROL AND 11 ANALOG INPUTS
SLAS052E – MARCH 1992 – OCTOBER 1998
AVAILABLE OPTIONS
PACKAGE
TA
SMALL
OUTLINE
(DB)
TLC1543CDB
TLC1543IDB
TLC1542QDB
TLC1543QDB
SMALL OUTLINE
(DW)
TLC1542CDW
TLC1543CDW
TLC1542IDW
TLC1543IDW
TLC1542QDW
TLC1543QDW
CHIP CARRIER
(FN)
TLC1542CFN
TLC1543CFN
TLC1542IFN
TLC1543IFN
TLC1542QFN
TLC1543QFN
PLASTIC DIP
(N)
TLC1542CN
TLC1543CN
TLC1542IN
TLC1543IN
TLC1542QN
TLC1543QN
TLC1542MFK
TLC1542MJ
CHIP CARRIER
(FK)
CERAMIC DIP
(J)
0°C to 70°C
– 40°C to 85°C
– 40°C to 125°C
– 55°C to 125°C
functional block diagram
REF+
14
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
1
2
3
4
5
6
7
8
9
11
12
14-Channel
Analog
Multiplexer
Sample and
Hold
10-Bit
Analog-to-Digital
Converter
(switched capacitors)
10
REF –
13
4
Input Address
Register
Output
Data
Register
10
10-to-1 Data
Selector and
Driver
16 DATA
OUT
4
3
Self-Test
Reference
ADDRESS
17
System
Clock,
Control Logic,
and I/O
Counters
19
EOC
I/O CLOCK
CS
18
15
typical equivalent inputs
INPUT CIRCUIT IMPEDANCE DURING SAMPLING MODE
1 kΩ TYP
A0 – A10
Ci = 60 pF TYP
(equivalent input
capacitance)
INPUT CIRCUIT IMPEDANCE DURING HOLD MODE
A0 – A10
5 MΩ TYP
2
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•
DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
