LP87C51-1(2004) 데이터 시트보기 (PDF) - Intel
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LP87C51-1 Datasheet PDF : 20 Pages
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87C51/80C51BH/80C31BH
DC CHARACTERISTICS (Over Operating Conditions) (Continued)
Symbol Parameter
Min
Typ(1) Max
VOL1
Output Low Voltage(6)
(Port 0, ALE, PSEN)
0.3
0.45
1.0
VOH
VOH1
IIL
Output High Voltage
(Ports 1, 2, 3, ALE, PSEN)
Output High Voltage
(Port 0 in External Bus Mode)
Logical 0 Input Current
(Ports 1, 2, 3)
Commercial
Express
VCC b 0.3
VCC b 0.7
VCC b 1.5
VCC b 0.3
VCC b 0.7
VCC b 1.5
b50
b75
ILI
Input Leakage Current
(Port 0)
g10
ITL
Logical 1-to-0 Transition Current
(Ports 1, 2, 3)
Commercial
Express
b650
b750
RRST RST Pulldown Resistor
40
225
CIO
Pin Capacitance
ICC
Power Supply Current
Active Mode
12 MHz (Figure 5)
16 MHz
24 MHz
Idle Mode
12 MHz (Figure 5)
16 MHz
24 MHz
10
11.5
20
26
38
3.5
7.5
9.5
13.5
Power Down Mode
5
50
Unit
V
V
V
V
V
V
V
V
V
mA
mA
mA
mA
mA
kX
pF
mA
mA
mA
mA
mA
mA
mA
Test Conditions
IOL e 200 mA(2)
IOL e 3.2 mA (2)
IOL e 7.0 mA(2)
IOH e b10 mA(3)
IOH e b30 mA(3)
IOH e b60 mA(3)
IOH e b200 mA(3)
IOH e b3.2 mA(3)
IOH e b7.0 mA(3)
VIN e 0.45V
0.45 k VIN k VCC
VIN e 2V
1 MHz, 25 C
(Note 4)
9
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