1812A/1812B/1813
PIN CONFIGURATIONS
DIP-8/SOP-8
V
SS
1
8
OSC1
CMOS IC
DIP-8/SOP-8
V
SS
1
8
OSC1
TEST3
DIP-14
1
2
3
4
5
6
7
14
13
12
ENV
OUT
OUT
NC
NC
V
SS
TEST2
OUT
2
7
OSC2
OUT
KEY
2
7
OSC2
LED
OUT
3
UTC
1812A
6
OUT
3
UTC
1812B
6
KEY
V
DD
KEY
OSC2
OSC1
TEST1
LED
4
5
V
DD
ENV
4
5
V
DD
UTC
1813
11
10
9
8
PIN CONFIGURATIONS
PIN NO.
1812A
1
2
3
4
-
5
6
7
8
-
-
-
-
1812B
1
2
3
-
4
5
6
7
8
-
-
-
-
1813
9
12
13
2
14
3
4
5
6
7
8
1
10,11
V
SS
OUT
OUT
LED
ENV
V
DD
KEY
OSC2
OSC1
TEST1
TEST2
TEST3
NC
Negative power supply, GND
Sound output pad, out of phase to pad 3
Sound output pad
LED flash output pad
Sound envelope control pad
Positive power supply
Key input pad, low active
Oscillator output pad
Oscillator input pad
For IC test only
For IC test only
For IC test only
No connection
SYMBOL
DESCRIPTION
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 8
QW-R502-006,E
UTC-IC [ UNISONIC TECHNOLOGIES ]
