BL1302A57 - Monolithic serial interface compiler encoder / filter
The BL1302A57/S is an A-law monolithic PCM Pin Assignment CODEC/filter which has the A/D and D/A conversion and a serial PCM interface.
The device is fabricated using the advanced double-poly nwell CMOS process.
It is pin compatible with TP3057.
The encode portion of each device consists of an in
BL1302A57 Features
* Complete CODEC and filtering system (COMBO) including:
* - Transmit high-pass and low-pass filtering
* - Receive low-pass filter with sinx/x correction
* - Active RC noise filters
* - A-law compatible COder and DECoder
* - Internal precision voltage
