| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| MM54C221J/883 | Dual Monostable Multivibrator | distributor | Cerdip | 16 | - | - | 148 K |
| RTH22ES221J | Sensistor | Microsemi-Corporation | TM | - | - | - | 193 K |
| RTH42ES221J | Sensistor | Microsemi-Corporation | TG | - | - | - | 193 K |
| SN54221J | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS | Texas-Instruments | J | 16 | -55°C | 125°C | 208 K |
| SN54LS221J | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS | Texas-Instruments | J | 16 | -55°C | 125°C | 208 K |
| SNJ54221J | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS | Texas-Instruments | J | 16 | -55°C | 125°C | 208 K |
| SNJ54LS221J | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS | Texas-Instruments | J | 16 | -55°C | 125°C | 208 K |
| TG1.8.221J | Sensistor | Microsemi-Corporation | TG | - | - | - | 193 K |
| TM1.4.221J | Sensistor | Microsemi-Corporation | TM | - | - | - | 193 K |
| TM1.8.221J | Sensistor | Microsemi-Corporation | TM | - | - | - | 193 K |
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