參數(shù)資料
型號(hào): 87C151SA
廠商: Intel Corp.
英文描述: HIGH-PERFORMANCE CHMOS MICROCONTROLLER
中文描述: 高性能CHMOS單片機(jī)
文件頁(yè)數(shù): 18/33頁(yè)
文件大?。?/td> 297K
代理商: 87C151SA
8XC151SA/SB HIGH-PERFORMANCE CHMOS MICROCONTROLLER
Table 9. AC Characteristics (Capacitive Loading
e
50 pF)
(Continued)
Symbol
Parameter
@
Max F
OSC
(1)
F
OSC
Variable
Units
Min
Max
Min
Max
T
AVRL
(2)
Address Valid to RD
Y
/PSEN
Y
Low
@
12 MHz
@
16 MHz
ns
(3)
126.6
85
2(1
a
M)
T
OSC
b
40
T
AVWL1
Address (P0) Valid to WR
Y
Low
@
12 MHz
@
16 MHz
ns
(3)
126.6
85
2(1
a
M)
T
OSC
b
40
T
AVWL2
Address (P2) Valid to WR
Y
Low
@
12 MHz
@
16 MHz
ns
(3)
141.6
100
2(1
a
M)
T
OSC
b
25
T
WHQX
Data Hold after WR
Y
High
@
12 MHz
@
16 MHz
ns
58.3
37.5
T
OSC
b
25
T
QVWH
Data Valid to WR
Y
High
@
12 MHz
@
16 MHz
ns
(4)
146.6
105
2(1
a
N)
T
OSC
b
20
T
WHAX
WR
Y
High to Address Hold
@
12 MHz
@
16 MHz
ns
146.6
105
2T
OSC
b
20
NOTES:
1. 16 MHz.
2. Specifications for PSEN
Y
are identical to those for RD
Y
.
3. In the formula, M
e
Number of wait states (0 or 1) for ALE.
4. In the formula, N
e
Number of wait states (0, 1, 2, or 3) for RD
Y
/PSEN
Y
/WR
Y
.
5. ‘‘Typical’’ specifications are untested and not guaranteed.
18
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