https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
ADSP-2191M:  16-bit Fixed-Point DSP, 160 MIPS, 160K bytes RAM

ADSP-2191M: 16-bit Fixed-Point DSP, 160 MIPS, 160K bytes RAM

MFNE
Region: Taiwan
Update: 01/10/2009
Key Specifications

Features:
* 160 MIPS 16-bit fixed-point DSP
* 160K bytes of on-chip RAM, configured as 32K words 24-bit RAM and 32K words 16-bit RAM
* 16-bit parallel port interface supports SRAM, FLASH, or EPROM memory devices
* Host port with DMA capability for glueless interface to 8- or 16-bit host processors
* Three multichannel serial ports support A-law or μ-law companding, and T1/E1/H100 telecommunications standards
* UART Port; Two SPI-compatible ports with slave select hardware
* User selectable low-power operating modes
* 10x10mm BGA / 144 Lead LQFP Packages; -40oC to +85oC ambient temperature range

For more information or interest in the product, please visit here.

https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions