74HC423BQ,115 NXP Semiconductors, 74HC423BQ,115 Datasheet - Page 15

IC DUAL RETRIG MULTIVIB 16DHVQFN

74HC423BQ,115

Manufacturer Part Number
74HC423BQ,115
Description
IC DUAL RETRIG MULTIVIB 16DHVQFN
Manufacturer
NXP Semiconductors
Series
74HCr
Datasheet

Specifications of 74HC423BQ,115

Logic Type
Monostable
Independent Circuits
2
Schmitt Trigger Input
Yes
Propagation Delay
20ns
Current - Output High, Low
5.2mA, 5.2mA
Voltage - Supply
2 V ~ 6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
74HC423BQ-G
74HC423BQ-G
935285428115
NXP Semiconductors
74HC_HCT423
Product data sheet
Fig 14. Power-up output pulse elimination circuit
Fig 15. Power-down protection circuit
12.3 Power-down considerations
A large capacitor C
the capacitor’s stored energy. When a system containing this device is powered-down or a
rapid decrease of V
capacitor discharging through the input protection diodes. To avoid this possibility, use a
damping diode D
large current surges and connect as shown in
nA
nB
nA
nB
All information provided in this document is subject to legal disclaimers.
EXT
1 (9)
2 (10)
EXT
1 (9)
2 (10)
CC
preferably a germanium or Schottky type diode able to withstand
to zero occurs, the monostable may sustain damage, due to the
may cause problems when powering-down the monostable due to
423
Rev. 4 — 18 March 2011
423
GND
8
GND
8
RESET
Dual retriggerable monostable multivibrator with reset
nCEXT
14 (6)
nCEXT
14 (6)
C EXT
nRD
C EXT
3 (11)
nRD
3 (11)
15 (7)
nREXT/CEXT
001aah919
15 (7)
nREXT/CEXT
D EXT
R EXT
13 (5)
4 (12)
R EXT
13 (5)
4 (12)
001aah918
74HC423; 74HCT423
Figure
V
CC
V
CC
nQ
nQ
nQ
nQ
V
CC
15.
© NXP B.V. 2011. All rights reserved.
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