IN74HC221A
CHIP PAD DIAGRAM IZ74HC221A
2.1
13
±
0.03
12
14
15
16
11
10
09
08
07
Chip marking
15HC221
1
(x=0.140, y=0.884)
02
03
04
05 06
(0,0)
Pad size 0.106 x 0.106 mm (Pad size is given as per passivation layer)
Thickness of chip 0,46±0,02 mm
PAD LOCATION
Pad No
Symbol
X
Y
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
1A
0.152
0.157
0.458
0.715
1.310
1.585
1.836
1.847
1.836
1.837
1.536
1.278
0.684
0.408
0.158
0.147
0.419
0.132
0.134
0.122
0.122
0.122
0.132
0.690
1.275
1.562
1.560
1.572
1.572
1.572
1.562
1.004
1B
1RESET
1Q
2Q
2CEXT
2REXT/CEXT
GND
2A
2B
2RESET
2Q
1Q
1CEXT
1REXT/CEXT
VCC
7
INTEGRAL [ INTEGRAL CORP. ]
