Description
The MSM7502, developed especially for low-power and multi-function applications in touchtone telephone sets and digital telephone terminals of digital PBXs, is a single +5 V power supply CODEC device.
Features
- Single +5 V Power Supply.
- Low Power Dissipation Power ON Mode : 30 mW Typ. 53 mW Max. Power Saving Mode : 2 mW Typ. 5 mW Max.
- In compliance with ITU-T’s companding law.
- Transmission clocks : 64, 128, 256, 512, 1024, 2048 kHz 96, 192, 384, 768, 1536, 1544 kHz.
- Built-in PLL.
- Built-in Reference Voltage Supply.
- Calling Tone Interval : Controlled by processor.
- Calling Tone Combination : Controlled by processor, 6 modes.