| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| PT2250A | Infrared remote controle receiver | Princeton-Technology-Corp- | PDIP | 24 | - | - | 48 K |
| PT2253A | Electronic volume controller IC | Princeton-Technology-Corp- | DIP | 16 | - | - | 91 K |
| PT2253B | Electronic volume controller IC | Princeton-Technology-Corp- | DIP | 16 | - | - | 130 K |
| PT2253B-SN | Electronic volume controller IC | Princeton-Technology-Corp- | SO | 16 | - | - | 130 K |
| PT2254A | Electronic volume controller IC | Princeton-Technology-Corp- | DIP | 16 | - | - | 117 K |
| PT2254AS | Electronic volume controller IC | Princeton-Technology-Corp- | SOP | 16 | - | - | 117 K |
| PT2255A | Electronic volume controller IC | Princeton-Technology-Corp- | DIP | 16 | - | - | 185 K |
| PT2255A-SN | Electronic volume controller IC | Princeton-Technology-Corp- | SO | 16 | - | - | 185 K |
| PT2256 | Electronic volume controller IC | Princeton-Technology-Corp- | DIP | 16 | - | - | 70 K |
| PT2256-S | Electronic volume controller IC | Princeton-Technology-Corp- | SO | 16 | - | - | 70 K |
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