Microchip Technology DV320032 Data Sheet
PIC32MX330/350/370/430/450/470
DS60001185C-page 302
2012-2013 Microchip Technology Inc.
TABLE 30-33: I2Cx BUS DATA TIMING REQUIREMENTS (SLAVE MODE)
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
(unless otherwise stated)
Operating temperature
-40°C
T
A
+85°C for Industrial
-40°C
T
A
+105°C for V-temp
Param.
No.
Symbol
Characteristics
Min.
Max.
Units
Conditions
IS10
T
LO
:
SCL
Clock Low Time
100 kHz mode
4.7
—
s
PBCLK must operate at a
minimum of 800 kHz
minimum of 800 kHz
400 kHz mode
1.3
—
s
PBCLK must operate at a
minimum of 3.2 MHz
minimum of 3.2 MHz
1 MHz mode
(Note 1)
0.5
—
s
—
IS11
T
HI
:
SCL
Clock High Time
100 kHz mode
4.0
—
s
PBCLK must operate at a
minimum of 800 kHz
minimum of 800 kHz
400 kHz mode
0.6
—
s
PBCLK must operate at a
minimum of 3.2 MHz
minimum of 3.2 MHz
1 MHz mode
(Note 1)
0.5
—
s
—
IS20
T
F
:
SCL
SDAx and SCLx
Fall Time
100 kHz mode
—
300
ns
C
B
is specified to be from
10 to 400 pF
400 kHz mode
20 + 0.1 C
B
300
ns
1 MHz mode
(Note 1)
—
100
ns
IS21
T
R
:
SCL
SDAx and SCLx
Rise Time
100 kHz mode
—
1000
ns
C
B
is specified to be from
10 to 400 pF
400 kHz mode
20 + 0.1 C
B
300
ns
1 MHz mode
(Note 1)
—
300
ns
IS25
T
SU
:
DAT
Data Input
Setup Time
100 kHz mode
250
—
ns
—
400 kHz mode
100
—
ns
1 MHz mode
(Note 1)
100
—
ns
IS26
T
HD
:
DAT
Data Input
Hold Time
100 kHz mode
0
—
ns
—
400 kHz mode
0
0.9
s
1 MHz mode
(Note 1)
0
0.3
s
IS30
T
SU
:
STA
Start Condition
Setup Time
100 kHz mode
4700
—
ns
Only relevant for Repeated
Start condition
Start condition
400 kHz mode
600
—
ns
1 MHz mode
(Note 1)
250
—
ns
IS31
T
HD
:
STA
Start Condition
Hold Time
Hold Time
100 kHz mode
4000
—
ns
After this period, the first
clock pulse is generated
clock pulse is generated
400 kHz mode
600
—
ns
1 MHz mode
(Note 1)
250
—
ns
IS33
T
SU
:
STO
Stop Condition
Setup Time
Setup Time
100 kHz mode
4000
—
ns
—
400 kHz mode
600
—
ns
1 MHz mode
(Note 1)
600
—
ns
Note 1: Maximum pin capacitance = 10 pF for all I2Cx pins (for 1 MHz mode only).