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參數(shù)資料
| 型號： | 87C451 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, expanded I/O |
| 中文描述： | 80C51的8位單片機系列4K/128檢察官辦公室/光盤/無ROM，擴(kuò)展的I / O |
| 文件頁數(shù)： | 19/22頁 |
| 文件大?。?/td> | 162K |
| 代理商： | 87C451 |
Philips Semiconductors
Product specification
80C451/83C451/87C451
80C51 8-bit microcontroller family
4K/128 OTP/ROM/ROMless, expanded I/O
1998 May 01
19
A0–A7
1
1
1
4–6MHz
+5V
PGM DATA
+12.75V
25 100
μ
s PULSES TO GROUND
0
1
0
A8–A12
P1
RST
P3.6
P3.7
XTAL2
XTAL1
V
SS
V
CC
P0
EA/V
PP
ALE/PROG
PSEN
P2.7
P2.6
P2.0–P2.4
87C451
SU00096
Figure 18. Programming Configuration
ALE/PROG:
ALE/PROG:
1
0
1
0
25 PULSES
100
μ
s+10
10
μ
s MIN
SU00018
Figure 19. PROG Waveform
A0–A7
1
1
1
4–6MHz
+5V
PGM DATA
1
1
0
0 ENABLE
0
A8–A12
P1
RST
P3.6
P3.7
XTAL2
XTAL1
V
SS
V
CC
P0
EA/V
PP
ALE/PROG
PSEN
P2.7
P2.6
P2.0–P2.4
87C451
SU00097
Figure 20. Program Verification
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| 87C451/BMA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| 87C451/BMAOT | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| 87C453 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O |
| 87C51 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:CMOS single-chip 8-bit microcontrollers |
| 87C51/BQA | 制造商:Rochester Electronics LLC 功能描述: |
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