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SLAS052G – MARCH 1992 – REVISED JANUARY 2006
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
AVAILABLE OPTIONS
PACKAGE
T
A
SMALL
OUTLINE
(DB)
TLC1543CDB
TLC1543IDB
TLC1543QDB
SMALL OUTLINE
(DW)
TLC1542CDW
TLC1543CDW
TLC1542IDW
TLC1543IDW
TLC1543QDW
CHIP CARRIER
(FN)
TLC1542CFN
TLC1543CFN
TLC1542IFN
TLC1543IFN
TLC1542QFN
TLC1543QFN
TLC1542MFK
TLC1542MJ
PLASTIC DIP
(N)
TLC1542CN
TLC1543CN
TLC1542IN
TLC1543IN
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
C
i
= 60 pF TYP
(equivalent input
capacitance)
INPUT CIRCUIT IMPEDANCE DURING HOLD MODE
A0 −A10
5 MΩ TYP
2
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