DSPIC30F9013BT-20E/ML データシートの表示（PDF） - Microchip Technology

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DSPIC30F9013BT-20E/ML

High-Performance, 16-Bit Digital Signal Controllers

Microchip Technology 

dsPIC30F3014/4013

TABLE 23-35: I2C BUS DATA TIMING REQUIREMENTS (SLAVE MODE)

AC CHARACTERISTICS

Standard Operating Conditions: 2.5V to 5.5V

(unless otherwise stated)

Operating temperature -40°C ≤ TA ≤ +85°C for Industrial

-40°C ≤ TA ≤ +125°C for Extended

Param

No.

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 SDA and SCL 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 SDA and SCL

Rise Time

100 kHz mode

—

1000 ns

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

1 MHz mode(1)

100

—

ns

—

ns

—

ns

IS26

THD:DAT Data Input

Hold Time

100 kHz mode

0

400 kHz mode

0

1 MHz mode(1)

0

—

ns

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 100 kHz mode

4000

—

ns

Hold Time

400 kHz mode

600

1 MHz mode(1)

250

—

ns

ns

IS40

TAA:SCL Output Valid

From Clock

100 kHz mode

400 kHz mode

1 MHz mode(1)

0

3500 ns

0

1000 ns

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

—

400 pF

Loading

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

—

—

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

—

© 2007 Microchip Technology Inc.

DS70138E-page 197

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