HT1621 Просмотр технического описания (PDF) - Holtek Semiconductor

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HT1621

RAM Mapping 32 x 4 LCD Controller for I/O MCU

Holtek Semiconductor 

CS

RD

WR

D ATA

VSS

O SCO

O SCI

V LC D

VDD

IR Q

BZ

BZ

48 47 46 45 44 43 42 41 40 39 38 37

1

36

2

35

3

34

4

33

5

32

6

H T1621B

31

7

4 8 L Q F P -A

30

8

29

9

28

10

27

11

26

12

25

13 14 15 16 17 18 19 20 21 22 23 24

S E G 12

S E G 13

S E G 14

S E G 15

S E G 16

S E G 17

S E G 18

S G E 19

S E G 20

S E G 21

S E G 22

S E G 23

HT1621

Pad Assignment

1 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33

RD 2

WR 3

D ATA 4

(0 ,0 )

VSS 5

O SCO 6

O SCI 7

V LC D 8

VDD 9

10

11

12

13 14 15 16 17 18 19

32 S E G 16

31 S E G 17

30 S E G 18

29 S E G 19

28 S E G 20

27 S E G 21

26 S E G 22

25 S E G 23

24 S E G 24

23 S E G 25

22 S E G 26

21 S E G 27

20 S E G 28

Rev. 1.30

Chip size: 127 ´ 131 (mil)2

Bump height: 18mm ± 3mm

Min. Bump spacing: 72.36mm

Bump size: 96.042 ´ 96.042mm2

* The IC substrate should be connected to VDD in the PCB layout artwork.

3

August 6, 2003

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