SM5330AF datasheet(9/22 Pages) NPC

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SM5330A

SEIKO NPC CORPORATION —9

I2C BUS AC Characteristics

VCC = 5.0V, VDD = 3.0 to 5.5V, Ta = 25°C, unless otherwise noted.

Analog Input Characteristics

VCC = 5.0V, VDD = 3.0 to 5.5V, Ta = 25°C, ﬁn = 100kHz, VIN = 1.0Vp-p, RISET = 1.8kΩ, RL = 75kΩ,

FCM = H, FCSET = 3Fh, unless otherwise noted.

Parameter

Symbol

Condition

Rating

Unit

Test

level

min

typ

max

SCL clock frequency

fSCL

–

400

kHz

SCL hold time (start condition)

tHD;STA

0.6

–

µsII

SCL LOW-level clock pulsewidth

tLOW

1.3

–

µsII

SCL HIGH-level clock pulsewidth

tHIGH

0.6

–

µsII

SCL setup time (start condition)

tSU;STA

0.6

–

µsII

SDA data hold time

tHD;DAT

–

0.9

µsII

SDA data setup time

tSU;DAT

100

–

SDA, SCL rise time

−

–

300

SDA, SCL fall time

−

–

300

SCL setup time (stop condition)

tSU;STO

0.6

–

µsII

Bus free time

(stop condition to start condition)

tBUF

1.3

–

µsII

SDA, SCL input capacitance

–

Note. S, Sr: start condition, P: stop condition

Parameter

Symbol

Condition

Rating

Unit

Test

level

min

typ

max

Clamp voltage

VCLAMP

Clamp input

1.65

1.85

2.05

Bias voltage

VBIAS

Bias input

2.15

2.35

2.55

Input resistance

RIBIAS

Bias input

–

Ω

Input amplitude 1

VAI1

Clamp input, THD

< 1.0%

–

1.2

Vp-p

Input amplitude 2

VAI2

Bias input, THD

< 1.0%

–

1.2

Vp-p

Input DC voltage range

VIDC

Direct input

1.5

–

3.0

SCL

SDA

tBUF

tSU;STO

tLOW

tSU;DAT

tHIGH

tSU;STA

tHD;STA

tHD;DAT

SSr

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