Datasheet
TLV2556
SLAS355A – DECEMBER 2001 – REVISED SEPTEMBER 2002
2
www.ti.com
AVAILABLE OPTIONS
PACKAGE
T
A
SMALL OUTLINE
T
A
20-TSSOP (PW)
20-SOWB (DW)
–40°C to 85°C TLV2556IPW TLV2556IDW
functional block diagram
14-Channel
Analog
Multiplexer
Reference CTRL
12-to-1
Data
Selector
and Driver
Control Logic
and I/O
Counters
Input Address
Register
4
12
4
REF+ REF–
DATA
OUT
DATA IN
I/O CLOCK
CS
3
INT
/EOC
17
15
18
AIN0
AIN1
AIN2
AIN3
AIN4
AIN5
AIN6
AIN7
AIN8
AIN9
AIN10
1
2
3
4
5
6
7
8
9
11
12
14 13
19
Low Power
12-Bit
SAR ADC
Sample
and Hold
Output Data
Register
12
16
4.096/2.048 V
Internal Reference
20
V
CC
10
GND
Internal
OSC
Self Test