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參數(shù)資料
| 型號： | 87C652 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 80C51 8-bit microcontroller 8K/16K, 256 OTP, I2C |
| 中文描述： | 80C51的8位微控制器8K/16K，256檢察官辦公室和I2C |
| 文件頁數(shù)： | 15/24頁 |
| 文件大?。?/td> | 195K |
| 代理商： | 87C652 |
Philips Semiconductors
Product specification
87C652/87C654
80C51 8-bit microcontroller
8K/16K, 256 OTP, I
2
C
1999 Jul 23
15
V
CC
–0.5
0.45V
0.2V
CC
+0.9
0.2V
CC
–0.1
NOTE:
AC inputs during testing are driven at V
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
Timing measurements are made at V
IH
min for a logic ‘1’ and V
IL
max for a logic ‘0’.
SU00010
Figure 6. AC Testing Input/Output
V
LOAD
V
LOAD
+0.1V
V
LOAD
–0.1V
V
OH
–0.1V
V
OL
+0.1V
NOTE:
For timing purposes, a port is no longer floating when a 100mV change from load voltage occurs,
and begins to float when a 100mV change from the loaded V
OH
/V
OL
level occurs. I
OH
/I
OL
≥
±
20mA.
TIMING
REFERENCE
POINTS
SU00011
Figure 7. Float Waveform
V
CC
P0
EA
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
V
CC
I
CC
(NC)
CLOCK SIGNAL
P1.6
P1.7
*
*
87C652/4
SU00272
Figure 8. I
CC
Test Condition, Active Mode
All other pins are disconnected
NOTE:
*
Ports 1.6 and 1.7 should be connected to V
CC
through resistors of sufficiently high value such that the sink current into these pins does not
exceed the I
OL1
specification.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 87C654 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:CMOS single-chip 8-bit microcontroller |
| 87C654/BMA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| 87C654/BMAOT | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| 87C654/BQA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| 87C654/BQAOT | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
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