| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| CMX639E2 | CVSD digital voice codec | Consumer-Microcircuits-Limited | TSSOP | 24 | -40°C | 85°C | 471 K |
| CMX639E2 | Consumer/commercial CVSD digital voice CODEC | MX-COM-Inc- | TSSOP | 24 | -40°C | 85°C | 842 K |
| LM2639EVAL | 5-Bit Programmable, High Frequency Multi-phase PWM Controller | distributor | - | - | - | - | 151 K |
| MAX1639ESE | High-speed step-down controller with synchronous rectification for CPU power. | Maxim-Integrated-Producs | Narrow SO | 16 | -40°C | 85°C | 108 K |
| MAX639EPA | 5V or adjustable, high-efficiency, current-limiting PFM control scheme, step-down DC-DC converter. | Maxim-Integrated-Producs | Plastic DIP | 8 | -40°C | 85°C | 166 K |
| MAX639EPA | 5V or adjustable, high-efficiency, current-limiting PFM control scheme, step-down DC-DC converter. | Maxim-Integrated-Producs | Plastic DIP | 8 | -40°C | 85°C | 166 K |
| MAX639ESA | 5V or adjustable, high-efficiency, current-limiting PFM control scheme, step-down DC-DC converter. | Maxim-Integrated-Producs | SO | 8 | -40°C | 85°C | 166 K |
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