Datasheet > W78E52B40DL

W78E52B40DL

更新时间： 2024-11-17 21:10:27

品牌	Logo	应用领域
华邦 - WINBOND		微控制器光电二极管
页数	文件大小	规格书
27页	308K
描述
Microcontroller, 8-Bit, FLASH, 8051 CPU, 40MHz, CMOS, PDIP40

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W78E52B40DL 技术参数

是否Rohs认证：	符合	生命周期：	Obsolete
包装说明：	DIP, DIP40,.6	Reach Compliance Code：	unknown
风险等级：	5.8	位大小：	8
CPU系列：	8051	JESD-30 代码：	R-PDIP-T40
端子数量：	40	最高工作温度：	70 °C
最低工作温度：		封装主体材料：	PLASTIC/EPOXY
封装代码：	DIP	封装等效代码：	DIP40,.6
封装形状：	RECTANGULAR	封装形式：	IN-LINE
电源：	5 V	认证状态：	Not Qualified
RAM（字节）：	256	ROM（单词）：	8192
ROM可编程性：	FLASH	速度：	40 MHz
子类别：	Microcontrollers	最大压摆率：	20 mA
标称供电电压：	5 V	表面贴装：	NO
技术：	CMOS	温度等级：	COMMERCIAL
端子形式：	THROUGH-HOLE	端子节距：	2.54 mm
端子位置：	DUAL	Base Number Matches：	1

W78E52B40DL 数据手册

W78E52B Data Sheet

8-BIT MICROCONTROLLER

Table of Contents-

GENERAL DESCRIPTION ......................................................................................................... 3

FEATURES................................................................................................................................. 3

PIN CONFIGURATIONS ............................................................................................................ 4

PIN DESCRIPTION..................................................................................................................... 5

BLOCK DIAGRAM ...................................................................................................................... 6

FUNCTIONAL DESCRIPTION ................................................................................................... 7

6.1

6.2

6.3

6.4

6.5

6.6

Timers 0, 1, and 2........................................................................................................... 7

New Defined Peripheral.................................................................................................. 7

Watchdog Timer ............................................................................................................. 9

Clock............................................................................................................................. 11

Power Management...................................................................................................... 11

Reset............................................................................................................................. 11

ON-CHIP FLASH EPROM CHARACTERISTICS..................................................................... 12

7.1

7.2

7.3

7.4

7.5

7.6

7.7

Read Operation ............................................................................................................ 12

Output Disable Condition.............................................................................................. 12

Program Operation ....................................................................................................... 12

Program Verify Operation............................................................................................. 12

Erase Operation............................................................................................................ 12

Erase Verify Operation ................................................................................................. 12

Program/Erase Inhibit Operation.................................................................................. 13

SECURITY BITS....................................................................................................................... 14

8.1

8.2

8.3

Lock Bit ......................................................................................................................... 14

MOVC Inhibit................................................................................................................. 14

Encryption..................................................................................................................... 14

ELECTRICAL CHARACTERISTICS......................................................................................... 15

9.1

9.2

9.3

Absolute Maximum Ratings.......................................................................................... 15

D.C. Characteristics...................................................................................................... 15

A.C. Characteristics...................................................................................................... 17

10.

TIMING WAVEFORMS............................................................................................................. 20

10.1 Program Fetch Cycle.................................................................................................... 20

10.2 Data Read Cycle........................................................................................................... 20

10.3 Data Write Cycle........................................................................................................... 21

Publication Release Date: July 1, 2005

- 1 -

Revision A5

12 3 4 5 6 7...27

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与W78E52B40DL相关器件

型号	品牌	获取价格	描述	数据表
W78E52B40FL	WINBOND	获取价格	Microcontroller, 8-Bit, FLASH, 8051 CPU, 40MHz, CMOS, PQFP44
W78E52B40PL	WINBOND	获取价格	Microcontroller, 8-Bit, FLASH, 8051 CPU, 40MHz, CMOS, PQCC44
W78E52BF-24	WINBOND	获取价格	8-BIT MTP MICROCONTROLLER
W78E52BF-24/40	WINBOND	获取价格	Microcontroller, 8-Bit, EEPROM, 40MHz, CMOS, PQFP44, PLASTIC, QFP-44
W78E52BF-40	WINBOND	获取价格	8-BIT MTP MICROCONTROLLER
W78E52BP-24	WINBOND	获取价格	8-BIT MTP MICROCONTROLLER
W78E52BP-40	WINBOND	获取价格	8-BIT MTP MICROCONTROLLER
W78E52C	WINBOND	获取价格	8-BIT MICROCONTROLLER
W78E52C_06	WINBOND	获取价格	8-BIT MICROCONTROLLER
W78E52F-24	WINBOND	获取价格	Microcontroller, 8-Bit, FLASH, CMOS, PQFP44, QFP-44

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