PIC24FJ256GA110_10 Datasheet, PDF (299/330 Pages) Microchip Technology – 64/80/100-Pin, 16-Bit, General Purpose Flash Microcontrollers with Peripheral Pin Select

PIC24FJ256GA110 FAMILY
FIGURE 28-20:
SCLx
SDAx
In
SDAx
Out
I²C™ BUS DATA TIMING CHARACTERISTICS (SLAVE MODE)
IS11
IS10
IS21
IS20
IS26
IS40
IS25
IS45
TABLE 28-33: I²C™ BUS DATA TIMING REQUIREMENTS (SLAVE 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
Max Units
Conditions
IS10 TLO:SCL Clock Low Time 100 kHz mode
4.7
—
s
400 kHz mode
1.3
—
s
1 MHz mode⁽¹⁾
0.5
IS11 THI:SCL Clock High Time 100 kHz mode
4.0
—
s
—
s
400 kHz mode
0.6
—
s
1 MHz mode⁽¹⁾
0.5
—
s
IS20 TF:SCL SDAx and SCLx 100 kHz mode
—
300 ns
Fall Time
400 kHz mode 20 + 0.1 CB 300 ns
1 MHz mode⁽¹⁾
—
100 ns
IS21
TR:SCL
SDAx and SCLx 100 kHz mode
—
1000 ns
Rise Time
400 kHz mode 20 + 0.1 CB 300 ns
1 MHz mode⁽¹⁾
—
300 ns
IS25 TSU:DAT Data Input
100 kHz mode
250
Setup Time
400 kHz mode
100
—
ns
—
ns
1 MHz mode⁽¹⁾
100
—
ns
IS26 THD:DAT Data Input
100 kHz mode
0
—
ns
Hold Time
400 kHz mode
0
0.9 s
1 MHz mode⁽¹⁾
0
0.3 s
IS40
TAA:SCL
Output Valid From 100 kHz mode
Clock
400 kHz mode
0
3500 ns
0
1000 ns
1 MHz mode⁽¹⁾
0
350 ns
IS45 TBF:SDA Bus Free Time 100 kHz mode
4.7
—
s
400 kHz mode
1.3
—
s
1 MHz mode⁽¹⁾
0.5
—
s
IS50 CB
Bus Capacitive Loading
—
400 pF
Note 1: Maximum pin capacitance = 10 pF for all I²C™ pins (for 1 MHz mode only).
Device must operate at a
minimum of 1.5 MHz
Device must operate at a
minimum of 10 MHz
—
Device must operate at a
minimum of 1.5 MHz
Device must operate at a
minimum of 10 MHz
—
CB is specified to be from
10 to 400 pF
CB is specified to be from
10 to 400 pF
—
—
—
Time the bus must be free
before a new transmission
can start
—
 2010 Microchip Technology Inc.
DS39905E-page 299