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參數(shù)資料
| 型號： | 89C51RC2 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM |
| 中文描述： | 80C51的8位閃存微控制器系列16KB/32KB/64KB的ISP /聯(lián)合會與512B/512B/1KB內(nèi)存閃存 |
| 文件頁數(shù)： | 37/52頁 |
| 文件大?。?/td> | 289K |
| 代理商： | 89C51RC2 |
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Philips Semiconductors
Preliminary specification
89C51RB2/89C51RC2/
89C51RD2
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM
1999 Sep 23
37
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 34. 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 35. Float Waveform
2
4
6
8
10
12
14
16
18
60
50
40
30
20
10
Frequency at XTAL1 (MHz, 6 clock mode)
I
CC
(mA)
89C51RB2/RC2/RD2
MAXIMUM ACTIVE I
CC
TYPICAL ACTIVE I
CC
MAXIMUM IDLE
TYPICAL IDLE
SU01300
Figure 36. I
CC
vs. FREQ
Valid only within frequency specifications of the device under test
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 37. AC Testing Input/Output
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 89C51RD2 | 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM |
| 89C51ED2 | 8-bit Flash Microcontroller |
| 89C536 | 80C51 8-bit microcontroller family 16K/64K/512 FLASH |
| 89C538 | CMOS single-chip 8-bit microcontrollers with FLASH program memory |
| 89C535 | CMOS single-chip 8-bit microcontrollers with FLASH program memory |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 89C51RC2-CM | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Microcontroller with 16K/32K Bytes Flash |
| 89C51RC2-IL | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-bit Microcontroller with 16K/ 32K Bytes Flash |
| 89C51RC2-IM | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Microcontroller with 16K/32K Bytes Flash |
| 89C51RC2-UL | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-bit Microcontroller with 16K/ 32K Bytes Flash |
| 89C51RC2-UM | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-bit Microcontroller with 16K/ 32K Bytes Flash |
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