74HCT123DB NXP Semiconductors, 74HCT123DB Datasheet - Page 4

• Manufacturer Part Number: 74HCT123DB
• Manufacturer: NXP Semiconductors

Specifications of 74HCT123DB

• Logic Family: HCT
• High Level Output Current: -4mA
• Low Level Output Current: 4mA
• Quiescent Current: 8nA
• Number Of Elements: 2
• Operating Temperature Classification: Automotive
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (typ): 5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Technology: CMOS
• Abs. Propagation Delay Time: 77ns
• Operating Supply Voltage (min): 4.5V
• Lead Free Status / RoHS Status: Compliant

NXP Semiconductors
5. Pinning information
Table 2.
74HC_HCT123_5
Product data sheet
Symbol
1A
1B
1RD
1Q
2Q
2CEXT
2REXT/CEXT
GND
2A
2B
2RD
2Q
1Q
1CEXT
1REXT/CEXT
V
Fig 5.
CC
2REXT/CEXT
Pin configuration for DIP16, SO16, SSOP16
and TSSOP16
Pin description
2CEXT
GND
1RD
1Q
2Q
1A
1B
5.1 Pinning
5.2 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
16
15
14
13
12
11
10
9
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
V
1REXT/CEXT
1CEXT
1Q
2Q
2RD
2B
2A
CC
Rev. 05 — 13 July 2009
Dual retriggerable monostable multivibrator with reset
Fig 6.
(1) The die substrate is attached to this pad using
2REXT/CEXT
conductive die attach material. It can not be used as
supply pin or input.
Pin configuration for DHVQFN16
index area
terminal 1
74HC123; 74HCT123
2CEXT
1RD
1Q
2Q
1B
Transparent top view
2
3
4
5
6
7
74HC123
V
CC
(1)
15
14
13
12
11
10
001aaf046
1REXT/CEXT
1CEXT
1Q
2Q
2RD
2B
© NXP B.V. 2009. All rights reserved.
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