KS88C4616Q-XX

更新时间： 2024-01-13 04:46:53

品牌	Logo	应用领域
三星 - SAMSUNG		微控制器
页数	文件大小	规格书
34页	246K
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KS88C4616Q-XX 数据手册

KS88P4632 OTP

KS88C4616/C4632/P4632

Table 21-1. Descriptions of Pins Used to Read/Write the EPROM

Main Chip

Pin Name

P4.2

During Programming

I/O

Pin Name

Pin No.

Function

SDAT

14(7)

I/O

Serial data pin. Output port when reading and

input port when writing. Can be assigned as a

Input/push-pull output port.

P4.1

SCLK

V_PP

15(8)

Serial clock pin. Input only pin.

20(13)

Power supply pin for EPROM cell writing

(indicates that OTP enters into the writing mode).

When 12.5 V is applied, OTP is in writing mode

and when 5 V is aplied, OTP is in reading mode.

(Option)

RESET

23(16)

Chip Initialization

V_DD/V_SS

16(9)/17(10)

–

Logic power supply pin. V_DDshould be tied to

+5 V during programming.

NOTE: ( ) means 64 QFP package.

Table 21-2. Comparison of KS88P4632 and KS88C4616/C4632 Features

Characteristic KS88P4632 KS88C4616/C4632

32-Kbyte EPROM

Program Memory

16/32-Kbyte mask ROM

2.7 V to 5.5 V

Operating Voltage (V_DD

)

2.7 V to 5.5 V

OTP Programming Mode

V_DD= 5 V, V_PP(EA) = 12.5 V

Pin Configuration

64 SDIP/64 QFP

EPROM Programmability

User Program 1 time

Programmed at the factory

OPERATING MODE CHARACTERISTICS

When 12.5 V is supplied to the V_PP(EA) pin of the KS88P4632, the EPROM programming mode is entered. The

operating mode (read, write, or read protection) is selected according to the input signals to the pins listed in

Table 21-3 below.

Table 21-3. Operating Mode Selection Criteria

ADDRESS

(A15–A0)

V_DD

REG/

MEM

R/W

MODE

(EA)

5 V

0000H

0E3FH

EPROM read

12.5 V

EPROM program

EPROM verify

EPROM read protection

NOTE: "0" means Low level; "1" means High level.

21-4

1...31 32 3334

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