參數(shù)資料
型號: 74ACTQ245FC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 總線收發(fā)器
英文描述: ACT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDFP20
封裝: CERPACK-20
文件頁數(shù): 3/10頁
文件大小: 207K
代理商: 74ACTQ245FC
Absolute Maximum Ratings (Note 1)
If MilitaryAerospace specified devices are required
please contact the National Semiconductor Sales
OfficeDistributors for availability and specifications
Supply Voltage (VCC)
b
05V to a70V
DC Input Diode Current (IIK)
VI eb05V
b
20 mA
VI e VCC a 05V
a
20 mA
DC Input Voltage (VI)
b
05V to VCC a 05V
DC Output Diode Current (IOK)
VO eb05V
b
20 mA
VO e VCC a 05V
a
20 mA
DC Output Voltage (VO)
b
05V to VCC a 05V
DC Output Source
or Sink Current (IO)
g
50 mA
DC VCC or Ground Current
per Output Pin (ICC or IGND)
g
50 mA
Storage Temperature (TSTG)
b
65 Cto a150 C
DC Latch-Up Source or
Sink Current
g
300 mA
Junction Temperature (TJ)
CDIP
175 C
PDIP
140 C
Note 1
Absolute maximum ratings are those values beyond which damage
to the device may occur The databook specifications should be met without
exception to ensure that the system design is reliable over its power supply
temperature and outputinput loading variables National does not recom-
mend operation of FACT circuits outside databook specifications
Recommended Operating
Conditions
Supply Voltage (VCC)
’ACQ
20V to 60V
’ACTQ
45V to 55V
Input Voltage (VI)
0VtoVCC
Output Voltage (VO)
0VtoVCC
Operating Temperature (TA)
74ACQACTQ
b
40 Cto a85 C
54ACQACTQ
b
55 Cto a125 C
Minimum Input Edge Rate DV Dt
’ACQ Devices
VIN from 30% to 70% of VCC
VCC
30V 45V 55V
125 mV ns
Minimum Input Edge Rate DV Dt
’ACTQ Devices
VIN from 08V to 20V
VCC
45V 55V
125 mVns
Note
All commercial packaging is not recommended for applications requir-
ing greater than 2000 temperature cycles from b40 Cto a125 C
DC Characteristics for ’ACQ Family Devices
74ACQ
54ACQ
74ACQ
Symbol
Parameter
VCC
TA ea25 C
TA e
Units
Conditions
(V)
b
55 Cto a125 C
b
40 Cto a85 C
Typ
Guaranteed Limits
VIH
Minimum High Level
30
15
21
VOUT e 01V
Input Voltage
45
225
315
V
or VCC b 01V
55
275
385
VIL
Maximum Low Level
30
15
09
VOUT e 01V
Input Voltage
45
225
135
V
or VCC b 01V
55
275
165
VOH
Minimum High Level
30
299
29
IOUT eb50 mA
Output Voltage
45
449
44
V
55
549
54
VIN e VIL or VIH
30
256
24
246
b
12 mA
45
386
37
376
V
IOH
b
24 mA
55
486
47
476
b
24 mA
VOL
Maximum Low Level
30
0002
01
IOUT e 50 mA
Output Voltage
45
0001
01
V
55
0001
01
VIN e VIL or VIH
30
036
050
044
12 mA
45
036
050
044
V
IOL
24 mA
55
036
050
044
24 mA
IIN
Maximum Input
55
g
01
g
10
g
10
m
A
VI e VCC GND
Leakage Current
(Note 1)
All outputs loaded thresholds on input associated with output under test
2
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