參數(shù)資料
型號(hào): 89C1051
文件頁數(shù): 8/12頁
文件大?。?/td> 151K
代理商: 89C1051
AT89C1051
4-10
Flash Programming and Verification Characteristics
T
A
= 0°C to 70°C, V
CC
= 5.0
±
10%
Note:
Only used in 12-volt programming mode.
Flash Programming and Verification Waveforms
Symbol
Parameter
Min
Max
Units
V
PP
Programming Enable Voltage
11.5
12.5
V
I
PP
Programming Enable Current
250
μ
A
t
DVGL
Data Setup to PROG Low
1.0
μ
s
t
GHDX
Data Hold After PROG
1.0
μ
s
t
EHSH
P3.4 (ENABLE) High to V
PP
1.0
μ
s
t
SHGL
V
PP
Setup to PROG Low
10
μ
s
t
GHSL
V
PP
Hold After PROG
10
μ
s
t
GLGH
PROG Width
1
110
μ
s
t
ELQV
ENABLE Low to Data Valid
1.0
μ
s
t
EHQZ
Data Float After ENABLE
0
1.0
μ
s
t
GHBL
PROG High to BUSY Low
50
ns
t
WC
Byte Write Cycle Time
2.0
ms
t
BHIH
RDY/BSY to Increment Clock Delay
1.0
μ
s
t
IHIL
Increment Clock High
200
ns
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