參數(shù)資料
型號: T89C51RD2-RDFC-L
廠商: Atmel Corp.
英文描述: 0 to 40MHz Flash Programmable 8-bit Microcontroller
中文描述: 0至40MHz可編程閃存8位微控制器
文件頁數(shù): 160/170頁
文件大?。?/td> 1927K
代理商: T89C51RD2-RDFC-L
160
A/T89C51CC01
4129L–CAN–08/05
Flash/EEPROM Memory
Table 133.
Timing Symbol Definitions
Table 134.
Memory AC Timing
VDD = 3V to 5.5V, TA = -40 to +85
°
C
Figure 68.
Flash Memory – ISP Waveforms
Figure 69.
Flash Memory – Internal Busy Waveforms
A/D Converter
Table 135.
AC Parameters for A/D Conversion
Signals
Conditions
S (Hardware
condition)
PSEN#,EA
L
Low
R
RST
V
Valid
B
FBUSY flag
X
No Longer Valid
Symbol
Parameter
Min
Typ
Max
Unit
T
SVRL
Input PSEN# Valid to RST Edge
50
ns
T
RLSX
Input PSEN# Hold after RST Edge
50
ns
T
BHBL
Flash/EEPROM Internal Busy
(Programming) Time (2.7 V)
14
21
ms
Flash/EEPROM Internal Busy
(Programming) Time (3.3 V)
10
15
ms
N
FCY
Number of Flash Erase/Write Cycles
100 000
cycles
T
FDR
Flash Data Retention Time
10
years
RST
T
SVRL
PSEN#1
T
RLSX
FBUSY bit
T
BHBL
Symbol
Parameter
Min
Typ
Max
Unit
T
SETUP
4
μs
ADC Clock Frequency
700
KHz
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