L2501 데이터 시트보기 (PDF) - Conexant Systems

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L2501

Embedded Modem Family

Conexant Systems 

1.0 Functional Description

1.2 Technical Specifications

RC224ATL/224ATLV

EmbeddedModem Family

Entry

Wake-up—Parallel

Interface Configuration

Wake-up—Serial

Interface Configuration

The modem will enter the low-power sleep mode when no line connection exists

and no host activity occurs for the period of time specified in the S24 register. All

EmbeddedModem circuits are turned off except the internal Microcontroller Unit

(MCU) clock circuitry in order to consume lower power but are able to

immediately wake up and resume normal operation.

Wake-up occurs when a ring signal occurs, or the host write to the modem.

Wake-up occurs when a ring signal occurs, or the DTE sends a character to the

modem.

1-6

Conexant

D224ATLVDSC

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