70592C Datasheet, PDF (276/314 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers

PIC24HJXXXGPX06A/X08A/X10A
TABLE 24-37: I2Cx BUS DATA TIMING REQUIREMENTS (SLAVE MODE)
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
-40°C ≤TA ≤+125°C for Extended
Param. Symbol
Characteristic
Min
Max Units
Conditions
IS10 TLO:SCL Clock Low Time 100 kHz mode
4.7
—
μs
400 kHz mode
1.3
1 MHz mode⁽¹⁾
0.5
IS11 THI:SCL Clock High Time 100 kHz mode
4.0
—
μs
—
μs
—
μs
400 kHz mode
0.6
—
μs
1 MHz mode⁽¹⁾
0.5
—
μs
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
Setup Time
100 kHz mode
250
400 kHz mode
100
1 MHz mode⁽¹⁾
100
—
ns
—
ns
—
ns
IS26 THD:DAT Data Input
100 kHz mode
0
Hold Time
400 kHz mode
0
1 MHz mode⁽¹⁾
0
—
μs
0.9 μs
0.3 μs
IS30
TSU:STA Start Condition
Setup Time
100 kHz mode
400 kHz mode
1 MHz mode⁽¹⁾
4.7
0.6
0.25
—
μs
—
μs
—
μs
IS31
THD:STA Start Condition
Hold Time
100 kHz mode
400 kHz mode
1 MHz mode⁽¹⁾
4.0
0.6
0.25
—
μs
—
μs
—
μs
IS33 TSU:STO Stop Condition 100 kHz mode
4.7
Setup Time
400 kHz mode
0.6
1 MHz mode⁽¹⁾
0.6
—
μs
—
μs
—
μs
IS34
THD:STO Stop Condition
Hold Time
100 kHz mode
400 kHz mode
1 MHz mode⁽¹⁾
4000
600
250
—
ns
—
ns
ns
IS40 TAA:SCL Output Valid
100 kHz mode
0
3500 ns
From Clock
400 kHz mode
0
1000 ns
1 MHz mode⁽¹⁾
0
350 ns
IS45 TBF:SDA Bus Free Time 100 kHz mode
4.7
—
μs
400 kHz mode
1.3
1 MHz mode⁽¹⁾
0.5
—
μs
—
μs
IS50 CB
Bus Capacitive Loading
—
400 pF
Note 1: Maximum pin capacitance = 10 pF for all I2Cx 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
—
—
Only relevant for Repeated
Start condition
After this period, the first
clock pulse is generated
—
—
—
Time the bus must be free
before a new transmission
can start
—
DS70592C-page 276
© 2011 Microchip Technology Inc.