DSPIC30F9013BT-20E/ML View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

DSPIC30F9013BT-20E/ML

High-Performance, 16-Bit Digital Signal Controllers

Microchip Technology 

dsPIC30F3014/4013

TABLE 23-34: I2C BUS DATA TIMING REQUIREMENTS (MASTER MODE) (CONTINUED)

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(1)

Max Units

Conditions

IM21

TR:SCL SDA and SCL

Rise Time

100 kHz mode

400 kHz mode

1 MHz mode(2)

—

20 + 0.1 CB

—

1000

300

300

ns CB is specified to be

ns from 10 to 400 pF

ns

IM25 TSU:DAT Data Input

100 kHz mode

250

—

ns

—

Setup Time

400 kHz mode

100

—

ns

1 MHz mode(2)

TBD

—

ns

IM26 THD:DAT Data Input

100 kHz mode

0

—

ns

—

Hold Time

400 kHz mode

0

0.9

μs

1 MHz mode(2)

TBD

—

ns

IM30 TSU:STA Start Condition 100 kHz mode TCY/2 (BRG + 1) —

Setup Time

400 kHz mode TCY/2 (BRG + 1) —

1 MHz mode(2) TCY/2 (BRG + 1)

—

μs Only relevant for

μs repeated Start

μs condition

IM31 THD:STA Start Condition 100 kHz mode TCY/2 (BRG + 1) —

Hold Time

400 kHz mode TCY/2 (BRG + 1) —

1 MHz mode(2) TCY/2 (BRG + 1)

—

μs After this period the

μs first clock pulse is

μs generated

IM33 TSU:STO Stop Condition 100 kHz mode TCY/2 (BRG + 1) —

μs

—

Setup Time

400 kHz mode TCY/2 (BRG + 1) —

μs

1 MHz mode(2) TCY/2 (BRG + 1)

—

μs

IM34 THD:STO Stop Condition 100 kHz mode TCY/2 (BRG + 1) —

ns

—

Hold Time

400 kHz mode TCY/2 (BRG + 1) —

ns

1 MHz mode(2) TCY/2 (BRG + 1)

—

ns

IM40 TAA:SCL Output Valid

100 kHz mode

—

3500

ns

—

From Clock

400 kHz mode

—

1000

ns

—

1 MHz mode(2)

—

—

ns

—

IM45

TBF:SDA Bus Free Time

100 kHz mode

400 kHz mode

1 MHz mode(2)

4.7

1.3

TBD

—

μs Time the bus must be

—

μs free before a new

—

μs transmission can start

IM50 CB

Bus Capacitive Loading

—

400

pF

Note 1: BRG is the value of the I2C Baud Rate Generator. Refer to Section 21 “Inter-Integrated Circuit™ (I2C)”

in the “dsPIC30F Family Reference Manual” (DS70046).

2: Maximum pin capacitance = 10 pF for all I2C pins (for 1 MHz mode only).

© 2007 Microchip Technology Inc.

DS70138E-page 195

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