點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
ST1155B
PIN NO. PIN NAME
DESCRIPTION
Power supply pin for controller.
1
2
VDD
ENA1
O1
Input pin that enable/disable drivers O1/O2.
Output sinking / driving pin.
3
4
VS1
VS1
O2
Power supply pin for output driver O1/ O2.
Power supply pin for output driver O1/ O2.
Output sinking / driving pin.
5
6
7
IN1
Input pin that determines driving mode
Ground pin
8
GND
VREF
IN2
9
Reference Voltage output
10
11
12
13
14
15
16
Input pin that determines driving mode.
Output sinking / driving pin.
O4
VS2
VS2
O3
Power supply pin for output driver O3/ O4.
Power supply pin for output driver O3/ O4.
Output sinking / driving pin.
ENA2
GND
Input pin that enable/disable drivers O3/O4.
Ground pin
Absolute Maximum Ratings ( Unless otherwise noted, TA= 25℃ )
Characteristic
Supply Voltage
Symbol
VDD
Rating
5.5
Unit
V
VS
3.5
V
Input Voltage
VIN
VDD+0.4
2
V
IO Peak Current (in parallel connection)
Power Dissipation
IOPeak
PD
A
800
mW
°C
°C
Operating Temperature Range
Storage Temperature Range
TOPR
TSTG
-40 ~ 125
-65 ~ 150
ST1155B_SSOP16_A05.doc
Version: A.05
-2-