DS3514 datasheet(4/21 Pages) MAXIM

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I2C Gamma and VCOM Buffer with EEPROM

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I2C ELECTRICAL CHARACTERISTICS

(VCC = +2.7V to +5.5V, TA = -45°C to +95°C, timing referenced to VIL(MAX) and VIH(MIN). See Figure 4.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

SCL Clock Frequency

fSCL

(Note 14)

400

kHz

Bus-Free Time between STOP

and START Conditions

tBUF

1.3

μs

Hold Time (Repeated) START

Condition

tHD:STA

0.6

μs

Low Period of SCL

tLOW

1.3

μs

High Period of SCL

tHIGH

0.6

μs

Data Hold Time

tHD:DAT

0.9

μs

Data Setup Time

tSU:DAT

100

START Setup Time

tSU:STA

0.6

μs

SDA and SCL Rise Time

(Note 15)

20 +

0.1CB

300

SDA and SCL Fall Time

(Note 15)

20 +

0.1CB

300

STOP Setup Time

tSU:STO

0.6

μs

SDA and SCL Capacitive

(Note 15)

400

EEPROM Write Time

(Note 16)

Pulse-Width Suppression Time

at SDA and SCL Inputs

tIN

(Note 17)

A0 Setup Time

tSU:A

Before START

0.6

μs

A0 Hold Time

tHD:A

After STOP

0.6

μs

SDA and SCL Input Buffer

Hysteresis

0.05 x

VCC

Input Capacitance on

A0, SDA, or SCL

Low-Level Output Voltage (SDA)

VOL

4mA sink current

0.4

SCL Falling Edge to SDA Output

Data Valid

tAA

SCL falling through 0.3 x VCC to SDA exit

0.3 x VCC to 0.7 x VCC window

900

Output Data Hold

tDH

SCL falling through 0.3x VCC until SDA in

0.3 x VCC to 0.7 x VCC window

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