PIC17C7XX_13 Datasheet, PDF (258/306 Pages) Microchip Technology – High-Performance 8-bit CMOS EPROM Microcontrollers with 10-bit A/D

PIC17C7XX
FIGURE 20-17: I²C BUS START/STOP BITS TIMING
SCL
SDA
91
90
93
92
START
Condition
Note: Refer to Figure 20-5 for load conditions.
STOP
Condition
TABLE 20-12: I²C BUS START/STOP BITS REQUIREMENTS
Param.
No.
Sym
Characteristic
Min
90
Tsu:sta START condition 100 kHz mode
Setup time
400 kHz mode
1 MHz mode⁽¹⁾
91
Thd:sta START condition 100 kHz mode
Hold time
400 kHz mode
1 MHz mode⁽¹⁾
92
Tsu:sto STOP condition 100 kHz mode
Setup time
400 kHz mode
1 MHz mode⁽¹⁾
93
Thd:sto STOP condition 100 kHz mode
Hold time
400 kHz mode
1 MHz mode⁽¹⁾
Note 1: Maximum pin capacitance = 10 pF for all I²C pins.
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
2(TOSC)(BRG + 1)
Ty
p
Max Units
Conditions
——
——
——
——
——
——
——
——
——
——
——
——
ns Only relevant for
Repeated Start condition
ns After this period, the first
clock pulse is generated
ns
ns
DS30289C-page 258
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