MCP2140AT-ISLASHSS datasheet(36/60 Pages) MICROCHIP

Part #	MCP2140AT-I/SS

Description	IrDA짰 Standard Protocol Stack Controller With Fixed 9600 Baud Communication Rate

PDF	60 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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36 / 60 page

MCP2140A

DS22050A-page 36

FIGURE 4-5:

UART ASYNCHRONOUS TRANSMISSION WAVEFORM

TABLE 4-5:

UART ASYNCHRONOUS TRANSMISSION 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

IR100

TTXBIT

Transmit Baud rate

384

—

384

TOSC

IR101

ETXBIT

Transmit (TX pin) Baud rate

Error (into MCP2140A)

——

±2

IR102

ETXIRBIT Transmit (TXIR pin) Baud rate

Error (out of MCP2140A) (1)

——

±1

Note 1:

This error is not additive to IR101 parameter.

Note:

Refer to Figure 4-2 for load conditions.

IR103

TX pin

IR100

IR103

IR100

Start Bit

Data Bit

MCP2140AT-I/SS Datasheet(PDF) 36 Page - Microchip Technology

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