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Abstract: Cenrrietek microelectronics CH1785- CH1785- 2400 bps Modem Ultra Small Module INTRODUCTION The CH1785 CH1785 is the smallest, full function 2400 bps modem that is FCC Part 68 approved. It offers a fast and easy way to integrate a modem into an OEM product while utilizing a minimum amount of PCB space (1" x 1.25" x 0.5"). The CH1785 CH1785 has two interfaces, a CCITT V.24 serial interface that can be routed directly to a UART, and a Tip and Ring signal which goes directly to an RJ11 jack for the telephone line connect ... OCR Scan
datasheet

11 pages,
674.36 Kb

TR302 telephone dial tone detect CH1785 ATS10 1 TELEPHONE MODEM SOCKET CH1785 abstract
datasheet frame
Abstract: Cenrrietek microelectronics CH1785- CH1785- 2400 bps Modem Ultra Small Module INTRODUCTION The CH1785 CH1785 is the smallest, full function 2400 bps modem that is FCC Part 68 approved. It offers a fast and easy way to integrate a modem into an OEM product while utilizing a minimum amount of PCB space (1" x 1.25" x 0.5"). The CH1785 CH1785 has two interfaces, a CCITT V.24 serial interface that can be routed directly to a UART, and a Tip and Ring signal which goes directly to an RJ11 jack for the telephone line con ... OCR Scan
datasheet

11 pages,
674.35 Kb

TR302 CH1785 ATS10 CH1785 abstract
datasheet frame