PIC18LF2431-I/ML View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18LF2431-I/ML

28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D

Microchip Technology 

PIC18F2331/2431/4331/4431

TABLE 26-17: SSP I2C™ BUS DATA REQUIREMENTS

Param.

No.

Symbol

Characteristic

Min

Max Units

Conditions

100 THIGH Clock High Time 100 kHz mode 2(TOSC)(BRG + 1) —

400 kHz mode 2(TOSC)(BRG + 1) —

101 TLOW Clock Low Time 100 kHz mode 2(TOSC)(BRG + 1) —

400 kHz mode 2(TOSC)(BRG + 1) —

102 TR

SDA and SCL

Rise Time

100 kHz mode

400 kHz mode

—

20 + 0.1 CB

1000

300

103 TF

SDA and SCL 100 kHz mode

—

300

Fall Time

400 kHz mode

20 + 0.1 CB

300

90 TSU:STA Start Condition 100 kHz mode 2(TOSC)(BRG + 1) —

Setup Time

400 kHz mode 2(TOSC)(BRG + 1) —

91 THD:STA Start Condition 100 kHz mode 2(TOSC)(BRG + 1) —

Hold Time

400 kHz mode 2(TOSC)(BRG + 1) —

106 THD:DAT Data Input

100 kHz mode

0

—

Hold Time

400 kHz mode

0

0.9

107 TSU:DAT Data Input

100 kHz mode

250

—

Setup Time

400 kHz mode

100

—

92 TSU:STO Stop Condition 100 kHz mode 2(TOSC)(BRG + 1) —

Setup Time

400 kHz mode 2(TOSC)(BRG + 1) —

109 TAA

Output Valid

from Clock

100 kHz mode

400 kHz mode

—

3500

—

1000

110 TBUF Bus Free Time 100 kHz mode

4.7

—

400 kHz mode

1.3

—

D102 CB

Bus Capacitive Loading

—

400

ms

ms

ms

ms

ns CB is specified to be from

ns 10 to 400 pF

ns CB is specified to be from

ns 10 to 400 pF

ms Only relevant for

ms Repeated Start

condition

ms After this period, the first

ms clock pulse is generated

ns

ms

ns

ns

ms

ms

ns

ns

ms Time the bus must be

ms free before a new

transmission can start

pF

 2010 Microchip Technology Inc.

DS39616D-page 359

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