ds2143 is a e1 controller chip from dalsemi, which can frame e1 signals and support cas, ccs, crc4 formats
The DS2143 is a comprehensive, software-driven E1 framer designed to act as a slave or coprocessor to a microcontroller or microprocessor. It features an onboard two-frame elastic store, CAS signaling bit extraction and insertion, and full access to Sa and Si bits.
| Supply Voltage | 5V supply |
|---|---|
| Power Consumption | 50 mW |
| Clock Frequency (TCLK/RCLK) | 2.048 MHz |
| Channel Clock Frequency | 256 kHz |
It acts as a software-driven E1 framer that can operate as a slave or coprocessor to a microcontroller.
The controller requires a 5.0 volt positive supply.