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參數資料
型號： W78E858
廠商： WINBOND ELECTRONICS CORP
元件分類： 微控制器/微處理器
英文描述： 8 BIT MICROCONTROLLER
中文描述： 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PDIP40
封裝： DIP-40
文件頁數： 2/33頁
文件大小： 1186K
代理商： W78E858
W78E858
- 2 -
6.16.1
6.16.2
6.16.3
6.16.4
6.16.5
F04KBOOT Mode (Boot From 4K Bytes LDROM)....................................................... 20
6.17.1
F04KBOOT Mode.........................................................................................................20
Security......................................................................................................................... 20
6.18.1
Lock Bit (Bit0)...............................................................................................................21
6.18.2
MOVC Lock (Bit1) ........................................................................................................21
6.18.3
Scramble Enable (Bit2).................................................................................................21
6.18.4
Oscillator Gain Select (Bit7) .........................................................................................21
Watch Dog Timer.......................................................................................................... 21
6.19.1
WDTC (8FH) ................................................................................................................22
Programmable Clock-out.............................................................................................. 22
Reduce EMI Emission .................................................................................................. 22
ELECTRICAL CHARACTERISTICS......................................................................................... 23
7.1
Absolute Maximum Ratings.......................................................................................... 23
7.2
D.C. Characteristics...................................................................................................... 23
7.3
A.C. Characteristics...................................................................................................... 25
7.3.1
Clock Input Waveform....................................................................................................25
7.3.2
Program Fetch Cycle......................................................................................................25
7.3.3
Data Read Cycle ............................................................................................................26
7.3.4
Data Write Cycle.............................................................................................................26
7.3.5
Port Access Cycle ..........................................................................................................26
7.3.6
Flash Mode Timing.........................................................................................................26
TIMING WAVEFORMS............................................................................................................. 27
8.1
Program Fetch Cycle.................................................................................................... 27
8.2
Data Read Cycle........................................................................................................... 27
8.3
Data Write Cycle........................................................................................................... 28
8.4
Port Access Cycle......................................................................................................... 28
TYPICAL APPLICATION CIRCUITS........................................................................................ 29
9.1
Expanded External Program Memory and Crystal....................................................... 29
9.2
Expanded External Data Memory and Oscillator ......................................................... 30
PACKAGE DIMENSIONS......................................................................................................... 31
10.1
40-pin DIP..................................................................................................................... 31
10.2
44-pin PLCC ................................................................................................................. 31
10.3
44-pin PQFP................................................................................................................. 32
VERSION HISTORY................................................................................................................. 33
IE_1 (E8H)....................................................................................................................18
IP1 (F8H)......................................................................................................................18
IX1 (E9H)......................................................................................................................19
IRQ1 (C0H) ..................................................................................................................19
Interrupt Priority and Vector Address............................................................................19
6.17
6.18
6.19
6.20
6.21
7.
8.
9.
10.
11.
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W78ERD2_07 8-BIT MICROCONTROLLER
W78ERD2A 8-BIT MICROCONTROLLER
W78ERD2A40DL 8-BIT MICROCONTROLLER
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相關代理商/技術參數
參數描述
W78E858_06 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER
W78E858A40DL 功能描述:IC MCU 8-BIT 32K FLASH 40-DIP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器， 系列:W78 標準包裝:250 系列:80C 核心處理器:8051 芯體尺寸:8-位 速度:16MHz 連通性:EBI/EMI，I²C，UART/USART 外圍設備:POR，PWM，WDT 輸入/輸出數:40 程序存儲器容量:- 程序存儲器類型:ROMless EEPROM 大小:- RAM 容量:256 x 8 電壓 - 電源 (Vcc/Vdd):4.5 V ~ 5.5 V 數據轉換器:A/D 8x10b 振蕩器型:內部 工作溫度:-40°C ~ 85°C 封裝/外殼:68-LCC（J 形引線） 包裝:帶卷 (TR)
W78E858A40FL 功能描述:IC MCU 8-BIT 32K FLASH 44-PQFP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器， 系列:W78 標準包裝:250 系列:80C 核心處理器:8051 芯體尺寸:8-位 速度:16MHz 連通性:EBI/EMI，I²C，UART/USART 外圍設備:POR，PWM，WDT 輸入/輸出數:40 程序存儲器容量:- 程序存儲器類型:ROMless EEPROM 大小:- RAM 容量:256 x 8 電壓 - 電源 (Vcc/Vdd):4.5 V ~ 5.5 V 數據轉換器:A/D 8x10b 振蕩器型:內部 工作溫度:-40°C ~ 85°C 封裝/外殼:68-LCC（J 形引線） 包裝:帶卷 (TR)
W78E858A40PL 功能描述:IC MCU 8-BIT 32K FLASH 44-PLCC RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器， 系列:W78 標準包裝:250 系列:80C 核心處理器:8051 芯體尺寸:8-位 速度:16MHz 連通性:EBI/EMI，I²C，UART/USART 外圍設備:POR，PWM，WDT 輸入/輸出數:40 程序存儲器容量:- 程序存儲器類型:ROMless EEPROM 大小:- RAM 容量:256 x 8 電壓 - 電源 (Vcc/Vdd):4.5 V ~ 5.5 V 數據轉換器:A/D 8x10b 振蕩器型:內部 工作溫度:-40°C ~ 85°C 封裝/外殼:68-LCC（J 形引線） 包裝:帶卷 (TR)
W78ERD2 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER
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