74HC221DB NXP Semiconductors, 74HC221DB Datasheet - Page 3
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74HC221DB
Manufacturer Part Number
74HC221DB
Description
Monostable Multivibrator DUAL MONOSTABLE MULTIVIBRATOR
Manufacturer
NXP Semiconductors
Datasheet
1.74HC221D652.pdf
(15 pages)
Specifications of 74HC221DB
Elements Per Chip
2
Logic Family
HC
Logic Type
Monostable Multivibrator
Package / Case
SSOP-16
Propagation Delay Time
220 ns, 44 ns, 37 ns
High Level Output Current
- 5.2 mA
Low Level Output Current
5.2 mA
Supply Voltage (max)
6 V
Supply Voltage (min)
2 V
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Operating Supply Voltage
5 V
Lead Free Status / Rohs Status
Details
Other names
74HC221DB,112
Philips Semiconductors
ORDERING INFORMATION
See
PIN DESCRIPTION
December 1990
PIN NO.
1, 9
2, 10
3, 11
4, 12
7
8
13, 5
14, 6
15
16
Dual non-retriggerable monostable
multivibrator with reset
“74HC/HCT/HCU/HCMOS Logic Package Information”
Fig.1 Pin configuration.
SYMBOL
1A, 2A
1B, 2B
1R
1Q, 2Q
2R
GND
1Q, 2Q
1C
1R
V
CC
D
EXT
EXT
EXT
, 2R
/C
, 2C
/C
D
EXT
EXT
EXT
NAME AND FUNCTION
trigger inputs (negative-edge triggered)
trigger inputs (positive-edge triggered)
direct reset inputs (active LOW)
outputs (active LOW)
external resistor/capacitor connection
ground (0 V)
outputs (active HIGH)
external capacitor connection
external resistor/capacitor connection
positive supply voltage
Fig.2 Logic symbol.
3
.
Fig.3 IEC logic symbol.
74HC/HCT221
Product specification