ZLP12840 datasheet(20/58 Pages) ZILOG

20 / 58 page

PS024406-0106

P R E L I M I N A R Y

Pin Description

ZLP12840 OTP MCU

Product Specification

Table 5 identifies the functions and signal directions of each pin within the 28-pin PDIP,

SOIC, and SSOP packages sequentially by pin.

Table 5. ZLP12840 MCU 28-Pin PDIP/SOIC/SSOP Sequential Pin Identification

Symbol

Function

Direction

P25

Port 2, bit 5

Input/Output

P26

Port 2, bit 6

Input/Output

P27

Port 2, bit 7

Input/Output

P04

Port 0, bit 4

Input/Output

P05

Port 0, bit 5

Input/Output

P06

Port 0, bit 6

Input/Output

P07

Port 0, bit 7

Input/Output

8VDD

Power supply

XTAL2

Crystal oscillator

Output

XTAL1

Crystal oscillator

Input

P31

Port 3, bit 1

Input

P32

Port 3, bit 2

Input

P33

Port 3, bit 3

Input

P34

Port 3, bit 4

Output

P35

Port 3, bit 5

Output

P37

Port 3, bit 7

Output

P36

Port 3, bit 6

Output

P30

Port 3, bit 0; connect to VCC if

not used

Input

P00

Port 0, bit 0

Input/Output

P01

Port 0, bit 1

Input/Output

P02

Port 0, bit 2

Input/Output

22VSS

Ground

P03

Port 0, bit 3

Input/Output

P20

Port 2, bit 0

Input/Output

P21

Port 2, bit 1

Input/Output

P22

Port 2, bit 2

Input/Output

P23

Port 2, bit 3

Input/Output

P24

Port 2, bit 4

Input/Output

ZLP12840 数据表(PDF) 20 Page - Zilog, Inc.

ZLP12840 数据表(HTML) 20 Page - Zilog, Inc.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58

数据表下载

链接网址

ZLP12840 数据表(PDF) 20 Page - Zilog, Inc.

ZLP12840 数据表(HTML) 20 Page - Zilog, Inc.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58

数据表 下载

链接网址

数据表下载