| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| 1N977A | 47 V, 2.7 mA, silicon planar zener diode | distributor | DO | 2 | - | - | 172 K |
| 1N977B | 47 V, 2.7 mA, silicon planar zener diode | distributor | DO | 2 | - | - | 172 K |
| 1N977B | 47 V, zener diode | distributor | - | 2 | - | - | 33 K |
| 1N977C | 47 V, zener diode | distributor | - | 2 | - | - | 33 K |
| M51977FP | Switching regulator control | Mitsubishi-Electric-Corporation-Semiconductor-Group | SOP | 20 | -30°C | 85°C | 1 M |
| MH89770N | 0.3-7.0V; 40mA; T1/ESF framer & interface circuit. For DS1/ESF digital trunk interfaces, computer to PBX interfaces (DMI and CPI), high speed computer to computer data links | distributor | DIL | 40 | 0°C | 70°C | 836 K |
| MH89770S | 0.3-7.0V; 40mA; T1/ESF framer & interface circuit. For DS1/ESF digital trunk interfaces, computer to PBX interfaces (DMI and CPI), high speed computer to computer data links | distributor | Surface Mount | 40 | 0°C | 70°C | 836 K |
| MT8977AC | 0.3-7.0V; 40mA; T1/ESF framer circuit. For DS1/ESF digital trunk interfaces, computer to PBX interfaces (DMI and CPI), high speed computer to computer data links | distributor | DIP | 28 | -40°C | 85°C | 344 K |
| MT8977AE | 0.3-7.0V; 40mA; T1/ESF framer circuit. For DS1/ESF digital trunk interfaces, computer to PBX interfaces (DMI and CPI), high speed computer to computer data links | distributor | DIP | 28 | -40°C | 85°C | 344 K |
| MT8977AP | 0.3-7.0V; 40mA; T1/ESF framer circuit. For DS1/ESF digital trunk interfaces, computer to PBX interfaces (DMI and CPI), high speed computer to computer data links | distributor | PLCC | 44 | -40°C | 85°C | 344 K |
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