74HCT123D NXP Semiconductors, 74HCT123D Datasheet - Page 5

• Manufacturer Part Number: 74HCT123D
• Description: IC, MONO MULTIVIBRATOR, 30NS, SOIC-16
• Manufacturer: NXP Semiconductors

Specifications of 74HCT123D

• Multivibrator Type: Retriggerable Monostable
• Output Current: 4mA
• Logic Case Style: SOIC
• No. Of Pins: 16
• Supply Voltage Range: 4.5V To 5.5V
• Propagation Delay: 30ns
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Philips Semiconductors
5. Pinning information
74HC_HCT123_4
Product data sheet
5.1 Pinning
5.2 Pin description
Table 2.
Symbol
1A
1B
1RD
1Q
2Q
2CEXT
2REXT/CEXT
GND
2A
2B
2RD
2Q
1Q
1CEXT
1REXT/CEXT
V
Fig 5. Pin configuration for DIP16, SO16,
2REXT/CEXT
CC
2CEXT
GND
1RD
SSOP16 and TSSOP16
1Q
2Q
1A
1B
Pin description
1
2
3
4
5
6
7
8
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
74HCT123
74HC123
001aaa698
Rev. 04 — 16 June 2006
Description
negative-edge triggered input 1
positive-edge triggered input 1
direct reset LOW and positive-edge triggered input 1
active LOW output 1
active HIGH output 2
external capacitor connection 2
external resistor and capacitor connection 2
ground (0 V)
negative-edge triggered input 2
positive-edge triggered input 2
direct reset LOW and positive-edge triggered input 2
active LOW output 2
active HIGH output 1
external capacitor connection 1
external resistor and capacitor connection 1
supply voltage
16
15
14
13
12
11
10
9
Dual retriggerable monostable multivibrator with reset
V
1REXT/CEXT
1CEXT
1Q
2Q
2RD
2B
2A
CC
74HC123; 74HCT123
Fig 6. Pin configuration for DHVQFN16
2REXT/CEXT
(1) The die substrate is attached to this
index area
terminal 1
2CEXT
pad using conductive die attach
material. It can not be used as supply
pin or input.
1RD
1Q
2Q
1B
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Transparent top view
2
3
4
5
6
7
74HC123BQ
GND
(1)
15
14
13
12
11
10
001aaf046
1REXT/CEXT
1CEXT
1Q
2Q
2RD
2B
5 of 28