PIC16LC72T-04I/SO 데이터 시트보기 (PDF) - Microchip Technology

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PIC16LC72T-04I/SO

8-Bit CMOS Microcontrollers with A/D Converter

Microchip Technology 

PIC16C7X

Applicable Devices 72 73 73A 74 74A 76 77

FIGURE 20-13: I2C BUS START/STOP BITS TIMING

SCL

SDA

91

90

93

92

START

Condition

STOP

Condition

Note: Refer to Figure 20-1 for load conditions

TABLE 20-9: I2C BUS START/STOP BITS REQUIREMENTS

Parameter

No.

90

91

92

93

Sym Characteristic

TSU:STA

THD:STA

TSU:STO

THD:STO

START condition

Setup time

START condition

Hold time

STOP condition

Setup time

STOP condition

Hold time

100 kHz mode

400 kHz mode

100 kHz mode

400 kHz mode

100 kHz mode

400 kHz mode

100 kHz mode

400 kHz mode

Min Typ Max Units

Conditions

4700 — —

600 — —

4000 — —

600 — —

4700 — —

600 — —

4000 — —

600 — —

Only relevant for repeated START

ns condition

After this period the first clock

ns pulse is generated

ns

ns

© 1997 Microchip Technology Inc.

DS30390E-page 235

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