74HCT123D(2009) 查看數據表（PDF） - NXP Semiconductors.
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74HCT123D Datasheet PDF : 24 Pages
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NXP Semiconductors
74HC123; 74HCT123
Dual retriggerable monostable multivibrator with reset
Table 6. Static characteristics …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions
25 °C
−40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ Max Min Max
Min
Max
CI
input
capacitance
- 3.5 -
-
-
-
- pF
74HCT123
VIH
HIGH-level VCC = 4.5 V to 5.5 V
input voltage
2.0 1.6 -
2.0
-
2.0
-V
VIL
LOW-level VCC = 4.5 V to 5.5 V
input voltage
- 1.2 0.8
-
0.8
-
0.8 V
VOH
HIGH-level VI = VIH or VIL; VCC = 4.5 V
output voltage IO = −20 µA
4.4 4.5 -
4.4
-
4.4
-V
IO = −4 mA
3.98 4.32 - 3.84
-
3.7
-V
VOL
LOW-level
VI = VIH or VIL; VCC = 4.5 V
output voltage IO = 20 µA
-
0 0.1
-
0.1
-
0.1 V
IO = 4.0 mA
- 0.15 0.26 -
0.33
-
0.4 V
II
input leakage VI = VCC or GND; VCC = 5.5 V -
- ±0.1 -
±1.0
-
±1.0 µA
current
ICC
supply current VI = VCC or GND; IO = 0 A;
-
- 8.0
-
80
-
160 µA
VCC = 5.5 V
∆ICC
additional
per input pin; IO = 0 A;
supply current VI = VCC − 2.1 V;
other inputs at VCC or GND;
VCC = 4.5 V to 5.5 V
pins nA, nB
- 35 125 -
160
-
170 µA
pin nRD
- 50 180 -
225
-
245 µA
CI
input
capacitance
- 3.5 -
-
-
-
- pF
74HC_HCT123_5
Product data sheet
Rev. 05 — 13 July 2009
© NXP B.V. 2009. All rights reserved.
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