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參數(shù)資料
| 型號(hào)： | 89C51ED2 |
| 廠商： | Atmel Corp. |
| 英文描述： | 8-bit Flash Microcontroller |
| 中文描述： | 8位閃存微控制器 |
| 文件頁(yè)數(shù)： | 38/52頁(yè) |
| 文件大?。?/td> | 289K |
| 代理商： | 89C51ED2 |
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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
38
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 38. Float Waveform
V
CC
P0
EA
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
V
CC
I
CC
(NC)
CLOCK SIGNAL
89C51RB2
89C51RC2
89C51RD2
SU01294
Figure 39. I
CC
Test Condition, Active Mode.
All other pins are disconnected
V
CC
P0
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
I
CC
(NC)
CLOCK SIGNAL
EA
SU01295
89C51RB2
89C51RC2
89C51RD2
Figure 40. I
CC
Test Condition, Idle Mode.
All other pins are disconnected
V
CC
–0.5
0.5V
t
CHCL
t
CLCL
t
CLCH
t
CLCX
t
CHCX
SU01297
Figure 41. Clock Signal Waveform for I
CC
Tests in Active
and Idle Modes.
t
CLCL
= t
CHCL
= 10 ns
V
CC
P0
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
I
CC
(NC)
EA
SU01296
89C51RB2
89C51RC2
89C51RD2
Figure 42. I
CC
Test Condition, Power Down Mode.
All other pins are disconnected; V
CC
= 2V to 5.5V
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| 89C54 | 80C51 8-bit microcontroller family 4K/8K/16K/32K Flash |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 89C51IC2-CM | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-bit Flash Microcontroller with 2-wire Interface |
| 89C51IC2-IL | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-bit Flash Microcontroller with 2-wire Interface |
| 89C51IC2-IM | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-bit Flash Microcontroller with 2-wire Interface |
| 89C51RB2 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM |
| 89C51RB2-CM | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Microcontroller with 16K/32K Bytes Flash |
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