74LVT245(2008) 查看數據表（PDF） - NXP Semiconductors.
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74LVT245 Datasheet PDF : 15 Pages
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NXP Semiconductors
74LVT245
3.3 V octal transceiver with direction pin (3-state)
Table 5. Recommended operating conditions …continued
Symbol Parameter
Conditions
Min
Max
Unit
IOL
LOW-level output current
-
32
mA
current duty cycle ≤ 50 %; fi ≥ 1 kHz
-
64
mA
Tamb
ambient temperature
in free air
−40
+85
°C
∆t/∆V input transition rise and fall rate output enabled
-
10
ns/V
9. Static characteristics
Table 6. Static characteristics
At recommended operating conditions. Voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
−40 °C to +85 °C
Unit
Min
Typ[1] Max
VIK
input clamping voltage
VCC = 2.7 V; IIK = –18 mA
−1.2
−0.9
-V
VIH
HIGH-level input voltage
2.0
-
-V
VIL
LOW-level input voltage
VOH
HIGH-level output voltage VCC = 2.7 V to 3.6 V; IOH = −100 µA
VCC = 2.7 V; IOH = −8 mA
VCC = 3.0 V; IOH = −32 mA
VOL
LOW-level output voltage VCC = 2.7 V; IOL = 100 µA
-
-
0.8
VCC − 0.2 VCC − 0.1 - V
2.4
2.5
-
2.0
2.2
-V
0.1
0.2 V
VCC = 2.7 V; IOL = 24 mA
-
0.3
0.5 V
VCC = 3.0 V; IOL = 16 mA
VCC = 3.0 V; IOL = 32 mA
-
0.25
0.4 V
-
0.3
0.5 V
VCC = 3.0 V; IOL = 64 mA
-
0.4 0.55 V
II
input leakage current
control pins
VCC = 0 V or 3.6 V; VI = 5.5 V
VCC = 3.6 V; VI = VCC or GND
I/O data pins
-
-
[2]
1
10 µA
±0.1
±1 µA
IOFF
ILO
IO(pu/pd)
IBHL
IBHH
IBHLO
power-off leakage current
output leakage current
power-up/power-down
output current
bus hold LOW current
bus hold HIGH current
bus hold LOW
overdrive current
VCC = 3.6 V; VI = 5.5 V
VCC = 3.6 V; VI = VCC
VCC = 3.6 V; VI = 0 V
VCC = 0 V; VI or VO = 0 V to 4.5 V
VO = 5.5 V; VCC = 3.6 V; output HIGH
VCC ≤ 1.2 V VO = 0.5 V to VCC;
VI = GND or VCC; OE = don’t care
VCC = 3.0 V; VI = 0.8 V
VCC = 3.0 V; VI = 2.0 V
VCC = 0 V to 3.0 V; VI = 3.6 V
-
-
−5
-
-
[3]
-
75
−150
[4] 500
1
20 µA
0.1
1 µA
−1
- µA
1
±100 µA
60
125 µA
15
±100 µA
150
- µA
−75
- µA
-
- µA
IBHHO
bus hold HIGH
overdrive current
VCC = 0 V to 3.0 V; VI = 3.6 V
[4]
-
-
−500 µA
74LVT245_3
Product data sheet
Rev. 03 — 8 May 2008
© NXP B.V. 2008. All rights reserved.
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