PIC24FJ256GA110_10 Datasheet, PDF (296/330 Pages) Microchip Technology – 64/80/100-Pin, 16-Bit, General Purpose Flash Microcontrollers with Peripheral Pin Select

PIC24FJ256GA110 FAMILY
FIGURE 28-17: I²C™ BUS START/STOP BITS TIMING CHARACTERISTICS (MASTER MODE)
SCLx
SDAx
IM30
IM31
IM33
IM34
Note:
Start
Condition
Refer to Figure 28-4 for load conditions.
Stop
Condition
TABLE 28-30: I²C™ BUS START/STOP BIT TIMING REQUIREMENTS (MASTER MODE)
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C  TA  +85°C (Industrial)
Param
No.
Symbol
Characteristic
Min⁽¹⁾
Max Units
Conditions
IM30 TSU:STA Start Condition 100 kHz mode TCY/2 (BRG + 1)
—
Setup Time
400 kHz mode TCY/2 (BRG + 1) —
1 MHz mode⁽²⁾ TCY/2 (BRG + 1)
—
s Only relevant for
s ^{Repeated Start}
s ^condition
IM31 THD:STA Start Condition 100 kHz mode TCY/2 (BRG + 1)
—
Hold Time
400 kHz mode TCY/2 (BRG + 1) —
1 MHz mode⁽²⁾ TCY/2 (BRG + 1)
—
s After this period, the
s ^{first clock pulse is}
s ^generated
IM33 TSU:STO Stop Condition 100 kHz mode TCY/2 (BRG + 1)
—
s
—
Setup Time
400 kHz mode TCY/2 (BRG + 1) —
s
1 MHz mode⁽²⁾ TCY/2 (BRG + 1)
—
s
IM34 THD:STO Stop Condition 100 kHz mode TCY/2 (BRG + 1)
—
ns
—
Hold Time
400 kHz mode TCY/2 (BRG + 1) —
ns
Note 1:
2:
1 MHz mode⁽²⁾ TCY/2 (BRG + 1)
—
ns
BRG is the value of the I²C™ Baud Rate Generator. Refer to Section 16.3 “Setting Baud Rate When
Operating as a Bus Master” for details
Maximum pin capacitance = 10 pF for all I²C pins (for 1 MHz mode only).
DS39905E-page 296
 2010 Microchip Technology Inc.