74LVC245A Просмотр технического описания (PDF) - Philips Electronics
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производитель
74LVC245A
Philips Electronics
74LVC245A Datasheet PDF : 20 Pages
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Philips Semiconductors
Octal bus transceiver with direction pin with 5 V tolerant
input/outputs (3-state)
Product specification
74LVC245A;
74LVCH245A
DC CHARACTERISTICS
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
SYMBOL
PARAMETER
TEST CONDITIONS
OTHER
VCC (V)
Tamb = −40 to +85 °C
VIH
HIGH-level input
voltage
1.2
2.7 to 3.6
VIL
LOW-level input voltage
1.2
2.7 to 3.6
VOH
HIGH-level output
VI = VIH or VIL
voltage
IO = −100 µA
2.7 to 3.6
IO = −12 mA
2.7
IO = −18 mA
3.0
IO = −24 mA
3.0
VOL
LOW-level output
voltage
VI = VIH or VIL
IO = 100 µA
2.7 to 3.6
IO = 12 mA
2.7
IO = 24 mA
3.0
ILI
input leakage current VI = 5.5 V or GND; note 2 3.6
IOZ
3-state output
VI = VIH or VIL;
3.6
OFF-state current
VO = 5.5 V or GND;
notes 2 and 3
Ioff
power off leakage
VI or VO = 5.5 V
0.0
supply
ICC
quiescent supply
VI = VCC or GND; IO = 0
3.6
current
∆ICC
additional quiescent
VI = VCC − 0.6 V; IO = 0
supply current per pin
2.7 to 3.6
IBH(L)
bus-hold LOW
sustaining current
VI = 0.8 V; notes 4, 5 and 6 3.0
IBH(H)
bus-hold HIGH
sustaining current
VI = 2.0 V; notes 4, 5 and 6 3.0
IBH(LO)
bus-hold LOW overdrive notes 4, 5 and 7
3.6
current
IBH(HO)
bus-hold HIGH
notes 4, 5 and 7
3.6
overdrive current
MIN.
VCC
2.0
−
−
VCC − 0.2
VCC − 0.5
VCC − 0.6
VCC − 0.8
−
−
−
−
−
−
−
−
75
−75
500
−500
TYP.(1) MAX. UNIT
−
−
V
−
−
V
−
0
V
−
0.8 V
VCC
−
V
−
−
V
−
−
V
−
−
V
0
0.2 V
−
0.4 V
−
0.55 V
±0.1 ±5 µA
±0.1 ±5 µA
±0.1 ±10 µA
0.1 10 µA
5
500 µA
−
−
µA
−
−
µA
−
−
µA
−
−
µA
2003 May 07
7
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