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PIC24F16KA102_11 Datasheet, PDF (241/278 Pages) Microchip Technology – 20/28-Pin General Purpose, 16-Bit Flash Microcontrollers with nanoWatt XLP Technology | |||
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PIC24F16KA102 FAMILY
TABLE 29-30: I2C⢠BUS DATA TIMING REQUIREMENTS (MASTER MODE)
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ï£ TA ï£ +85°C for Industrial
-40°C ï£ TA ï£ +125°C for Extended
Param
No.
Symbol
Characteristic
Min(1)
Max Units
Conditions
IM10 TLO:SCL Clock Low Time 100 kHz mode TCY/2 (BRG + 1)
â
ïs
400 kHz mode TCY/2 (BRG + 1) â
ïs
1 MHz mode(2) TCY/2 (BRG + 1)
â
ïs
IM11 THI:SCL Clock High Time 100 kHz mode TCY/2 (BRG + 1)
â
ïs
400 kHz mode TCY/2 (BRG + 1) â
ïs
1 MHz mode(2) TCY/2 (BRG + 1)
â
ïs
IM20 TF:SCL
SDAx and SCLx 100 kHz mode
Fall Time
400 kHz mode
â
20 + 0.1 CB
300
ns CB is specified to be
300
ns from 10 to 400 pF
1 MHz mode(2)
â
100
ns
IM21 TR:SCL
SDAx and SCLx 100 kHz mode
Rise Time
400 kHz mode
â
20 + 0.1 CB
1000
300
ns CB is specified to be
ns from 10 to 400 pF
1 MHz mode(2)
â
300
ns
IM25 TSU:DAT Data Input
100 kHz mode
250
Setup Time
400 kHz mode
100
â
ns
â
ns
1 MHz mode(2)
TBD
â
ns
IM26 THD:DAT Data Input
100 kHz mode
0
Hold Time
400 kHz mode
0
â
ns
0.9
ïs
1 MHz mode(2)
TBD
â
ns
IM40 TAA:SCL Output Valid
100 kHz mode
â
From Clock
400 kHz mode
â
3500
ns
1000
ns
1 MHz mode(2)
â
â
ns
IM45
TBF:SDA
Bus Free Time
100 kHz mode
400 kHz mode
1 MHz mode(2)
4.7
1.3
TBD
â
ïs Time the bus must be
â
ïs free before a new
â
ïs transmission can start
IM50 CB
Bus Capacitive Loading
â
400
pF
Legend:
Note 1:
2:
TBD = To Be Determined
BRG is the value of the I2C Baud Rate Generator. Refer to Section 17.3 âSetting Baud Rate When Operating
as a Bus Masterâ for details.
Maximum pin capacitance = 10 pF for all I2C pins (for 1 MHz mode only).
ï£ 2008-2011 Microchip Technology Inc.
DS39927C-page 241
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