PIC18LF2220-I/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18LF2220-I/SO

28/40/44-Pin High-Performance, Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2220/2320/4220/4320

FIGURE 26-19: MASTER SSP I2C BUS START/STOP BITS TIMING WAVEFORMS

SCL

SDA

91

90

93

92

Start

Condition

Note: Refer to Figure 26-5 for load conditions.

Stop

Condition

TABLE 26-20: MASTER SSP I2C BUS START/STOP BITS REQUIREMENTS

Param.

No.

Symbol

Characteristic

Min

Max Units

Conditions

90

TSU:STA Start condition 100 kHz mode 2(TOSC)(BRG + 1)

—

ns Only relevant for

Setup time

400 kHz mode 2(TOSC)(BRG + 1) —

Repeated Start condition

1 MHz mode(1) 2(TOSC)(BRG + 1)

—

91

THD:STA Start condition 100 kHz mode 2(TOSC)(BRG + 1)

—

ns After this period, the first

Hold time

400 kHz mode 2(TOSC)(BRG + 1) —

clock pulse is generated

1 MHz mode(1) 2(TOSC)(BRG + 1)

—

92

TSU:STO Stop condition 100 kHz mode 2(TOSC)(BRG + 1)

—

ns

Setup time

400 kHz mode 2(TOSC)(BRG + 1) —

1 MHz mode(1) 2(TOSC)(BRG + 1)

—

93

THD:STO Stop condition 100 kHz mode 2(TOSC)(BRG + 1)

—

ns

Hold time

400 kHz mode 2(TOSC)(BRG + 1) —

1 MHz mode(1) 2(TOSC)(BRG + 1)

—

Note 1: Maximum pin capacitance = 10 pF for all I2C pins.

FIGURE 26-20:

SCL

SDA

In

SDA

Out

MASTER SSP I2C BUS DATA TIMING

103

100

101

90

91

106

107

109

109

Note: Refer to Figure 26-5 for load conditions.

102

92

110

DS39599C-page 338

 2003 Microchip Technology Inc.

Share Link: