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参数资料
| 型号： | 935262005112 |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 总线收发器 |
| 英文描述： | AHC SERIES, OCTAL 1-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| 封装： | 4.40 MM, PLASTIC, MO-153AC, SOT-360-1, TSSOP-20 |
| 文件页数： | 18/20页 |
| 文件大小： | 88K |
| 代理商： | 935262005112 |
1999 Sep 28
7
Philips Semiconductors
Product specication
Octal bus transceiver; 3-state
74AHC245; 74AHCT245
74AHCT family
Over recommended operating conditions; voltages are referenced to GND (ground=0V).
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb (°C)
UNIT
OTHER
VCC (V)
25
40 to +85 40 to +125
MIN.
TYP. MAX. MIN. MAX. MIN. MAX.
VIH
HIGH-level input
voltage
4.5 to 5.5 2.0
2.0
2.0
V
VIL
LOW-level input
voltage
4.5 to 5.5
0.8
0.8
0.8
V
VOH
HIGH-level output
voltage; all
outputs
VI =VIH or VIL;
IO = 50 A
4.5
4.4
4.5
4.4
4.4
V
HIGH-level output
voltage
VI =VIH or VIL;
IO = 8.0 mA
4.5
3.94
3.8
3.70
V
VOL
LOW-level output
voltage; all
outputs
VI =VIH or VIL;
IO =50 A
4.5
0
0.1
0.1
0.1
V
LOW-level output
voltage
VI =VIH or VIL;
IO =8mA
4.5
0.36
0.44
0.55
V
II
input leakage
current
VI =VIH or VIL
5.5
0.1
1.0
2.0
A
IOZ
3-state output
OFF current
VI =VIH or VIL;
VO =VCC or GND
per input pin;
other inputs at
VCC or GND;
IO =0
5.5
±0.25 ±2.5
±10.0 A
ICC
quiescent supply
current
VI =VCC or GND;
IO =0
5.5
4.0
40
80
A
I
CC
additional
quiescent supply
current per input
pin
VI =VCC 2.1 V
other inputs at
VCC or GND;
IO =0
4.5 to 5.5
1.35
1.5
1.5
mA
CI
input capacitance
310
10
10
pF
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