74F641 Просмотр технического описания (PDF) - Philips Electronics
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74F641 Datasheet PDF : 10 Pages
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Philips Semiconductors
Transceivers
Product specification
74F641/74F642*
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
VCC
VIN
IIN
VOUT
IOUT
Supply voltage
Input voltage
Input current
Voltage applied to output in High output state
Current applied to output in Low output state
A0–A7
B0–B7
Tamb
Tstg
Operating free-air temperature range
Storage temperature range
RATING
–0.5 to +7.0
–0.5 to +7.0
–30 to +5
–0.5 to +VCC
48
128
0 to +70
–65 to +150
UNIT
V
V
mA
V
mA
mA
°C
°C
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
VCC
VIH
VIL
IIK
IOH
IOL
Tamb
Supply voltage
High-level input voltage
Low-level input voltage
Input clamp current
High-level output current
Low-level output current
Operating free-air temperature range
A0–A7
B0–B7
LIMITS
MIN
NOM
MAX
4.5
5.0
5.5
2.0
0.8
–18
4.5
24
64
0
70
UNIT
V
V
V
mA
V
mA
mA
°C
DC ELECTRICAL CHARACTERISTICS
(Over recommended operating free-air temperature range unless otherwise noted.)
SYMBOL
PARAMETER
TEST CONDITIONSNO TAG
LIMITS
MIN
TYP
NO TAG
MAX
UNIT
IOH
High-level output current
VCC = MIN, VIL = MAX,
VIH = MIN, VOH = MAX
VOL
Low-level output voltage
A0–A7
B0–B7
VCC = MIN,
VIL = MAX,
VIH = MIN,
IOL = 24mA
IOL = 48mA
±10%VCC
±5%VCC
±10%VCC
IOL = 64mA ±5%VCC
250
µA
0.35 0.50
V
0.35 0.50
V
0.38 0.55
V
0.42 0.55
V
VIK
Input clamp voltage
VCC = MIN, II = IIK
II
Input current at maximum
input voltage
T/R, OE
An, Bn
VCC = 0.0V, VI = 7.0V
VCC = 5.5V, VI = 5.5V
T/R, OE
IIH
High-level input current
An, Bn VCC = MAX, VI = 2.7V
–0.73 –1.2
V
100
µA
1
mA
40
µA
20
µA
T/R, OE
IIL
Low-level input current
An, Bn VCC = MAX, VI = 0.5V
–40
µA
–20
µA
74F641
ICCH
An=T/R=4.5, OE=GND
ICC
Supply current
(total)
74F642
ICCL
ICCH
T/R=4.5V, An=OE=GND
VCC = MAX An=T/R=OE=4.5V
ICCL
An=T/R=4.5V, OE=GND
60
90
mA
78
120
mA
37
55
mA
67
98
mA
NOTES:
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable type.
2. All typical values are at VCC = 5V, Tamb = 25°C.
* Discontinued part. Please see the Discontinued Products List.
1999 Jan 08
5
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