MCP2140A-I/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

MCP2140A-I/SO

IrDA® Standard Protocol Stack Controller With Fixed 9600 Baud Communication Rate

Microchip Technology 

MCP2140A

FIGURE 4-6:

UART ASYNCHRONOUS RECEIVE TIMING

Start Bit

IR110

Data Bit

IR110

Data Bit

IR110

Data Bit

IR110

RX pin

IR113

Note: Refer to Figure 4-2 for load conditions.

IR113

TABLE 4-6: UART ASYNCHRONOUS RECEIVE REQUIREMENTS

AC Specifications

Electrical Characteristics:

Standard Operating Conditions (unless otherwise specified):

Operating Temperature: -40°C ≤ TA ≤ +85×C (industrial)

Operating Voltage VDD range is described in Section 4.1 “DC

Characteristics”

Param.

No.

Sym

Characteristic

Min Typ Max Units

Conditions

IR110 TRXBIT Receive Baud Rate

IR111

ERXBIT Receive (RXPD and RXPDREF pin

detection) Baud rate Error (into

MCP2140A)

IR112 ERXBIT Receive (RX pin) Baud rate Error (out of

MCP2140A) (1)

Note 1: This error is not additive to the IR111 parameter.

384 — 384 TOSC

— — ±1 %

— — ±1 %

© 2007 Microchip Technology Inc.

DS22050A-page 37

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