| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| IDT72V71643BC | 3.3V time slot interchange digital switch with rate matching 4096 x 4096 | Integrated-Device-Technology-Inc- | BGA | 144 | -40°C | 85°C | 219 K |
| M74HC643B1R | OCTAL BUS TRANSCEIVER (3-STATE) | SGS-Thomson-Microelectronics | - | - | - | - | 338 K |
| MSK643B | Wide bandwidth, very high voltage CRT video amplifier | distributor | - | 9 | -55°C | 125°C | 335 K |
| RH5RI643B-T2 | VFM step-up DC/DC converter. Output voltage 6.4V. Internal Tr./External Tr. (selectively available)(oscillator frequency 100kHz, with chip enable function) Taping type T2 | distributor | - | 5 | -30°C | 80°C | 179 K |
| U643B | Flasher, 30-mOhm shunt | ATMEL-Corporation | DIP | 8 | -40°C | 95°C | 57 K |
| U643B-FP | Flasher, 30-mOhm shunt | ATMEL-Corporation | SO | 8 | -40°C | 95°C | 57 K |
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