參數(shù)資料
型號： IS89C52-40WI
廠商： INTEGRATED SILICON SOLUTION INC
元件分類： 微控制器/微處理器
英文描述： CMOS SINGLE CHIP 8-BIT MICROCONTROLLER with 8-Kbytes of FLASH
中文描述： 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PDIP40
封裝： 0.600 INCH, PLASTIC, DIP-40
文件頁數(shù)： 46/50頁
文件大?。?/td> 425K
代理商： IS89C52-40WI
IS89C52
46
Integrated Silicon Solution, Inc. — 1-800-379-4774
MC013-1C
11/21/98
ISSI
Figure 34. Icc Test Conditions
AC CHARACTERISTICS
(Over Operating Range; GND = 0V; C
L
for Port 0, ALE and
PSEN
Outputs = 100 pF; C
L
for Other Outputs = 80 pF)
Note:
1. Clock signal waveform for Icc tests in active and idle mode (t
CLCH
= t
CHCL
= 5 ns)
EXTERNAL MEMORY CHARACTERISTICS
24 MHz
Clock
Min
—
68
26
31
—
31
110
—
0
—
—
—
230
230
—
0
—
—
—
105
146
26
31
—
26
40 MHz
Clock
Min Max
—
35
10
15
—
15
60
—
0
—
—
—
130
130
—
0
—
—
—
55
80
10
15
—
10
Variable Oscillator
(3.5 - 40 MHz)
Min
3.5
2t
CLCL
–15
t
CLCL
–15
t
CLCL
–10
—
t
CLCL
–10
3t
CLCL
–15
—
0
—
—
—
6t
CLCL
–20
6t
CLCL
–20
—
0
—
—
—
3t
CLCL
–20
4t
CLCL
–20
t
CLCL
–15
t
CLCL
–10
—
t
CLCL
–15
Symbol
1/t
CLCL
t
LHLL
t
AVLL
t
LLAX
t
LLIV
t
LLPL
t
PLPH
t
PLIV
t
PXIX
t
PXIZ
t
AVIV
t
PLAZ
t
RLRH
t
WLWH
t
RLDV
t
RHDX
t
RHDZ
t
LLDV
t
AVDV
t
LLWL
t
AVWL
t
QVWX
t
WHQX
t
RLAZ
t
WHLH
Parameter
Oscillator frequency
ALE pulse width
Address valid to ALE low
Address hold after ALE low
ALE low to valid instr in
ALE low to
PSEN
low
PSEN
pulse width
PSEN
low to valid instr in
Input instr hold after
PSEN
Input instr float after
PSEN
Address to valid instr in
PSEN
low to address float
RD
pulse width
WR
pulse width
RD
low to valid data in
Data hold after
RD
Data float after
RD
ALE low to valid data in
Address to valid data in
ALE low to
RD
or
WR
low
Address to
RD
or
WR
low
Data valid to
WR
transition
Data hold after
WR
RD
low to address float
RD
or
WR
high to ALE high
Max
—
—
—
—
147
—
—
105
—
37
188
10
—
—
157
—
78
282
323
145
—
—
—
0
57
Max
40
—
—
—
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
—
—
—
—
80
—
—
55
—
20
105
10
—
—
90
—
45
165
190
95
—
—
—
0
40
4t
CLCL
–20
—
—
3t
CLCL
–20
—
t
CLCL
–5
5t
CLCL
–20
10
—
—
4t
CLCL
–10
—
2t
CLCL
–5
7t
CLCL
–10
8t
CLCL
–10
3t
CLCL
+20
—
—
—
0
t
CLCL
+15
0.45V
Vcc – 0.5V
t
CHCX
t
CLCL
t
CLCH
t
CLCX
t
CHCL
0.7Vcc
0.2Vcc – 0.1
相關(guān)PDF資料
PDF描述
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