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參數(shù)資料
| 型號(hào)： | 87C453 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O |
| 中文描述： | 80C51的8位單片機(jī)系列8K/256檢察官辦公室/光盤(pán)，擴(kuò)展的I / O |
| 文件頁(yè)數(shù)： | 20/26頁(yè) |
| 文件大小： | 188K |
| 代理商： | 87C453 |
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Philips Semiconductors
Preliminary specification
83C453/87C453
80C51 8-bit microcontroller family
8K/256 OTP/ROM, expanded I/O
1998 Apr 23
20
V
CC
–0.5
0.45V
0.7V
CC
0.2V
CC
–0.1
t
CHCL
t
CLCL
t
CLCH
t
CLCX
t
CHCX
SU00009
Figure 17. External Clock Drive
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’.
SU00717
Figure 18. 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
SU00718
Figure 19. Float Waveform
30
25
20
15
10
5
4MHz
8MHz
12MHz
16MHz
FREQ AT XTAL1
MAX ACTIVE MODE
TYP ACTIVE MODE
MAX IDLE MODE
TYP IDLE MODE
I
CC
mA
VALID ONLY WITHIN FREQUENCY SPECIFICATIONS OF THE DEVICE UNDER TEST.
SU00092
Figure 20. I
CC
vs. FREQ
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PDF描述 |
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| 87C524 | 80C51 8-bit microcontrollers 16K/32K, 512 OTP, I2C, watchdog timer |
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| 87C529 | 80C51 9-bit microcontrollers(80C51 9位微控制器) |
| 87C52X2 | 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz |
| 87C31X2 | 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 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: |
| 87C51/BUA | 制造商:Rochester Electronics LLC 功能描述: |
| 87C51-16/BUA | 制造商:Rochester Electronics LLC 功能描述: |
| 87C51F | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
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