SM8702AM 查看數據表（PDF） - Nippon Precision Circuits

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SM8702AM

Clock Generator IC

Nippon Precision Circuits  

SM8702AM

I2C serial interface electrical characteristics

Ta = 0 to 70°C, VDD = 3.3V ± 5%, VSS = 0V, fX’tal = 14.318MHz, CL = 30pF unless otherwise noted.

Parameter

Serial clock frequency

Serial clock start state hold time

Serial clock LOW -level pulsewidth

Serial clock HIGH-level pulsewidth

Successive start state setup time

Data hold time

Data input setup time

Pulse rise time

Pulse fall time

Stop state setup time

Serial data bus buffer time

Bus line load capacitance

Symbol

Condition

fS C L K

tH D ; S TA

tL OW

tH I G H

tS U ; S TA

tH D ; DAT

tS U ; D AT

tr

tf

tS U ; S T O

tB U F

Cb

I2C standard mode

I2C device data

Rating

Unit

min

typ

max

0

–

100

kHz

4.0

–

–

µs

4.7

–

–

µs

4.0

–

–

µs

4.7

–

–

µs

0

–

3.45

µs

250

–

–

ns

–

–

1000

ns

–

–

300

ns

4.0

–

–

µs

4.7

–

–

µs

–

–

400

pF

SDATA

tf

SCLK

tHD;STA

tr

tLOW

tHD;DAT

tSU;DAT

tf

tHD;STA

tHIGH

tSU;STA

I2C serial data timing

tBUF

tr

tSU;STO

NIPPON PRECISION CIRCUITS—10

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