| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| DM74LS169ACW | Synchronous 4-Bit Up/Down Binary Counter | Fairchild-Semiconductor | - | - | - | - | 72 K |
| L79L09ACU | NEGATIVE VOLTAGE REGULATORS | SGS-Thomson-Microelectronics | - | - | - | - | 94 K |
| L79L09ACZ | NEGATIVE VOLTAGE REGULATORS | SGS-Thomson-Microelectronics | - | - | - | - | 94 K |
| MC78L09ACP | Three-terminal low current positive voltage regulator | Motorola | Plastic power | 3 | 0°C | 125°C | 157 K |
| MC78L09ACP | Three-terminal low current positive voltage regulator | Motorola | Plastic power | 3 | 0°C | 125°C | 157 K |
| SP239ACS | +5V powered multi-channel RS-232 drivers/receivers | Sipex-Corporation | DIP | 24 | 0°C | 70°C | 661 K |
| SP239ACT | +5V powered multi-channel RS-232 drivers/receivers | Sipex-Corporation | SOIC | 24 | 0°C | 70°C | 661 K |
| SP239ACX | +5V powered multi-channel RS-232 drivers/receivers | Sipex-Corporation | Dice | - | 0°C | 70°C | 661 K |
| SP489ACP | High speed quad RS-485/RS-422 line receivers | Sipex-Corporation | PDIP | 16 | 0°C | 70°C | 144 K |
| SP489ACT | High speed quad RS-485/RS-422 line receivers | Sipex-Corporation | SOIC | 16 | 0°C | 70°C | 144 K |
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