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SN74LS221 |
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| Part Number | SN74LS221 |
| Manufacturer | Texas Instruments (https://www.ti.com/) |
| Description | ordering information The ’221 and ’LS221 devices are dual multivibrators with performance characteristics virtually identical to those of the ’121 devices. Each multivibrator features a negative-trans... |
| Features |
a negative-transitiontriggered input and a positive-transition-triggered input, either of which can be used as an inhibit input.
SN54221, SN54LS221, SN74221, SN74LS221 DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITTĆTRIGGER INPUTS
SDLS213B − DECEMBER 1983 − REVISED NOVEMBER 2004
SN54221, SN54LS221 . . . J PACKAGE SN74221 . . . N PACKAGE
SN74LS221 . . . D, DB, N, OR NS PACKAGE (TOP VIEW)
1A 1B 1CLR 1Q 2Q 2Cext 2Rext/Cext GND
1 2 3 4 5 6 7 8
16 VCC 15 1Rext/Cext 14 1Cext 13 1Q
12 2Q
11 2CLR
10 2B
9 2A
SN54LS221 . . . FK PACKAGE (TOP VIEW)
1B 1A NC VCC 1Rext /Cext
1CLR 1Q NC 2Q
2Cext
3 2 1 20... |
| Document |
 SN74LS221 Data Sheet
PDF 1.12MB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | SN74LS22 |
Motorola |
DUAL 4-INPUT NAND GATE |
|
| 2 | SN74LS221 |
Motorola |
DUAL MONOSTABLE MULTIVIBRATORS |
|
| 3 | SN74LS221 |
ON Semiconductor |
Dual Monostable Multivibrators |
|
| 4 | SN74LS20 |
Motorola |
DUAL 4-INPUT NAND GATE |
|
| 5 | SN74LS20 |
Texas Instruments |
Dual 4-Input Positive-NAND Gate |
|