74HCT423N,112 NXP Semiconductors, 74HCT423N,112 Datasheet - Page 12

• Manufacturer Part Number: 74HCT423N,112
• Description: IC DUAL RETRIG MULTIVIB 16DIP
• Manufacturer: NXP Semiconductors
• Series: 74HCTr

Specifications of 74HCT423N,112

• Logic Type: Monostable
• Independent Circuits: 2
• Schmitt Trigger Input: Yes
• Propagation Delay: 22ns
• Current - Output High, Low: 4mA, 4mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74HCT423N; 74HCT423N; 933670430112

NXP Semiconductors
74HC_HCT423
Product data sheet
Fig 8.
Fig 10. Output pulse control using retrigger pulse (t
(ns)
t
(1) R
(2) R
(3) R
(4) R
W
10
10
10
10
10
10
6
5
4
3
2
1
V
Typical output pulse width as a function of the
external capacitor values
nRD = HIGH.
CC
EXT
EXT
EXT
EXT
= 5.0 V and T
= 100 kΩ.
= 50 kΩ.
= 10 kΩ.
= 2 kΩ.
10
nB input
nA input
nQ output
amb
10
= 25 °C.
2
10
t
W
3
(1)
(2)
(3)
(4)
C
All information provided in this document is subject to legal disclaimers.
EXT
001aaa611
t
W
(pF)
10
Rev. 4 — 18 March 2011
4
rtrig
Dual retriggerable monostable multivibrator with reset
)
t
rtrig
Fig 9.
'K' factor
t
W
0.8
0.6
0.4
0.2
0
0
External capacitance = 10 nF,
external resistance = 10 kΩ to 100 kΩ and T
Typical ‘K’ factor
74HC423; 74HCT423
t
W
2
t
W
4
mna521
6
© NXP B.V. 2011. All rights reserved.
V
001aaa612
CC
(V)
amb
8
= 25 °C.
12 of 24