IN74HC221A

7

CHIP PAD DIAGRAM IZ74HC221A

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

1A

0.152

0.419

02

1B

0.157

0.132

03

1RESET

0.458

0.134

04

1Q

0.715

0.122

05

2Q

1.310

0.122

06

1.585

0.122

07

1.836

0.132

08

GND

1.847

0.690

09

2A

1.836

1.275

10

2B

1.837

1.562

11

2RESET

1.536

1.560

12

2Q

1.278

1.572

13

1Q

0.684

1.572

14

0.408

1.572

15

0.158

1.562

16

0.147

1.004

2.1 0.03

±

08

09

11

12

10

07

06

05

04

03

02

14

13

(0,0)

Chip marking

15HC221

(x=0.140, y=0.884)

16

15

1