參數(shù)資料
型號(hào): W78C52
廠商: WINBOND ELECTRONICS CORP
英文描述: 8-BIT EMULATION MICROCONTROLLER
中文描述: 8位單片機(jī)仿真
文件頁數(shù): 17/28頁
文件大小: 272K
代理商: W78C52
W78958B
Publication Release Date: September 1997
- 17 -
Revision A3
Standard Type:
ALE PSEN
1 1
1 1
0 0
0 0
PT0
PT3
Same as W78C52
Same as W78C52
Same as W78C52
Same as W78C52
DP4
Floating
Floating
Floating
Floating
AP5 AP6
Address
Address
Address
Address
Idle
Internal
External
Internal
External
Power-down
ABSOLUTE MAXIMUM RATINGS
PARAMETER
DC Power Supply
Input Voltage
Operating Temperature
SYMBOL
V
DD
V
V
MIN.
-0.3
V
SS
MAX.
+7.0
V
DD
UNIT
V
°
C
°
OPR
T
STG
0
+150
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
(V
DD
V
SS
±
10%, T
= 25
°
OSC
= 40 MHz, unless otherwise specified.)
SYM.
TEST CONDITIONS
UNIT
MIN.
4.5
-
MAX.
5.5
Oper. Voltage
DD
I
DD
V
-
-
mA
Idle Current
Pwdn Current
Input Leakage
Current
IDLE
Program Idle Mode
Program Power-down Mode
10
50
+10
I
-
μ
LK1
ENSTD
,
INT 2 INT 3
Internal Pull-high
Notes 1, 2
-
A
Input Leakage
I
LK2
Internal Pull-low
Notes 1,
-10
-
μ
A
Current
Input Leakage
I
EA, Port 0, DP4
Note 1
-
+10
A
I
LK4
Note 1
-50
+10
μ
O/P Low Voltage
O/P High Voltage
O/P Low Voltage
V
V
OH1
V
OL2
I
OL1
= 2 mA (Port 1, 2, 3, 8)
I
OH1
= -100
μ
A (Port 1, 2, 3, 8)
I
OL2
= 4 mA
(ALE,
PSEN
-
-
-
-
0.45
-
V
V
V
2.4
-
Note 3
MODE
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