PIC16C73B-20E/SO 查看數據表（PDF） - Microchip Technology

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PIC16C73B-20E/SO

8-Bit CMOS Microcontrollers with A/D Converter

Microchip Technology 

PIC16C63A/65B/73B/74B

FIGURE 16-16: I2C BUS START/STOP BITS TIMING

SCL

SDA

91

90

93

92

START

Condition

Note: Refer to Figure 16-4 for load conditions.

STOP

Condition

TABLE 16-12: I2C BUS START/STOP BITS REQUIREMENTS

Param

No.

Sym

Characteristic

Min Typ Max Units

Conditions

90*

TSU:STA START condition 100 kHz mode 4700 — — ns Only relevant for Repeated

Setup time

400 kHz mode 600 — —

START condition

91*

THD:STA START condition 100 kHz mode 4000 — — ns After this period the first clock

Hold time

400 kHz mode 600 — —

pulse is generated

92*

TSU:STO STOP condition 100 kHz mode 4700 — — ns

Setup time

400 kHz mode 600 — —

93

THD:STO STOP condition 100 kHz mode 4000 — — ns

Hold time

400 kHz mode 600 — —

* These parameters are characterized but not tested.

FIGURE 16-17:

SCL

SDA

In

I2C BUS DATA TIMING

103

100

90

106

91

101

107

109

109

SDA

Out

Note: Refer to Figure 16-4 for load conditions.

102

92

110

DS30605C-page 134

 2000 Microchip Technology Inc.

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