參數(shù)資料
型號(hào): ST78C34
廠商: Exar Corporation
英文描述: GENERAL PURPOSE PARALLEL PRINTER PORT WITH 83 BYTE FIFO
中文描述: 通用并行打印機(jī)端口83字節(jié)FIFO
文件頁(yè)數(shù): 12/21頁(yè)
文件大?。?/td> 198K
代理商: ST78C34
6-14
ST78C34
Rev. 3.00
ABSOLUTE MAXIMUM RATINGS
Supply range
Voltage at any pin
Operating temperature
Storage temperature
Package dissipation
7 Volts
GND-0.3 V to VCC+0.3 V
0° C to +70° C
-40° C to +150° C
500 mW
Symbol
Parameter
Limits
Typ
Units
Conditions
Min
Max
DC ELECTRICAL CHARACTERISTICS
T
A
=0° - 70° C, Vcc=5.0 V ± 10% unless otherwise specified.
V
ILCK
V
IHCK
V
IL
V
IH
V
OL
Clock input low level
Clock input high level
Input low level
Input high level
Output low level
-0.5
3.0
-0.5
2.2
0.6
VCC
0.8
VCC
0.4
V
V
V
V
V
I
OL
= 6.0 mA D7-D0
I
OL
= 15mA PD7-
PD0
I
OL
= 5.0 mA on all
other outputs
V
OH
Output high level
2.4
V
I
OH
= -6.0 mA D7-
D0
I
OH
= -12.0 mA
PD7-PD0
I
OH
= -150
m
A -
SLCTIN,
INIT*,-STROBE,
-AUTOFDXT
I
OH
= -6.0 mA on all
other outputs
I
CC
I
IL
I
IL
R
IN
I
CL
Avg. power supply current
Input leakage
Input leakage
Input pullup resistance
Clock leakage
4
7
mA
m
A
m
A
k
W
m
A
±10
-450
40
±10
Except Pins 1-6
Pins 1-6 @ Vin=0V
Pins 1-6
12
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ST78C34CJ44 GENERAL PURPOSE PARALLEL PRINTER PORT WITH 83 BYTE FIFO
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