DS3502 datasheet(3/10 Pages) MAXIM

3 / 10 page

High-Voltage, NV, I2C POT

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VOLTAGE-DIVIDER CHARACTERISTICS

(VCC = +2.5V to +5.5V, TA = -40°C to +100°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Integral Nonlinearity

INL

(Note 6)

-1

LSB

Differential Nonlinearity

DNL

(Note 7)

-0.5

+0.5

LSB

Zero-Scale Error

ZSERROR

V+ = 4.5V (Note 8)

0.5

LSB

Full-Scale Error

FSERROR

V+ = 4.5V (Note 9)

-2

-1

LSB

Ratiometric Temp Coefficient

TCV

WR/IVR register set to 40h

±4

ppm/°C

I2C AC ELECTRICAL CHARACTERISTICS

(VCC = +2.5V to +5.5V, TA = -40°C to +100°C, timing referenced to VIL(MAX) and VIH(MIN). See Figure 2.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

SCL Clock Frequency

fSCL

(Note 10)

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 11)

20 +

0.1CB

300

SDA and SCL Fall Time

(Note 11)

20 +

0.1CB

300

STOP Setup Time

tSU:STO

0.6

μs

SDA and SCL Capacitive

(Note 11)

400

EEPROM Write Time

(Note 12)

Pulse-Width Suppression Time at

SDA and SCL Inputs

tIN

(Note 13)

A0, A1 Setup Time

tSU:A

Before START

0.6

μs

A0, A1 Hold Time

tHD:A

After STOP

0.6

μs

SDA and SCL Input Buffer

Hysteresis

0.05 x

VCC

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