AD5246BKSZ100-R2 datasheet(5/16 Pages) AD

Il numero della parte	AD5246BKSZ100-R2

Spiegazioni elettronici	128-Position I2C-Compatible Digital Resistor

PDF	16 Pages

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Produttore elettronici	AD [Analog Devices]

Homepage	http://www.analog.com

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5 / 16 page

Data Sheet

AD5246

Rev. C | Page 5 of 16

TIMING CHARACTERISTICS

VDD = 5 V ± 10% or 3 V ± 10%; VA = VDD; –40°C < TA < +125°C, unless otherwise noted.

Table 3.

Parameter

Symbol

Conditions

Min

Typ1

Max

Unit

I2C INTERFACE TIMING CHARACTERISTICS2, 3, 4

SCL Clock Frequency

fSCL

400

kHz

tBUF Bus Free Time Between STOP and START

1.3

µs

tHD;STA Hold Time (Repeated START)

After this period, the first clock pulse is

generated

0.6

µs

tLOW Low Period of SCL Clock

1.3

µs

tHIGH High Period of SCL Clock

0.6

µs

tSU;STA Setup Time for Repeated START Condition

0.6

µs

tHD;DAT Data Hold Time

0.9

µs

tSU;DAT Data Setup Time

100

tF Fall Time of Both SDA and SCL Signals

300

tR Rise Time of Both SDA and SCL Signals

300

tSU;STO Setup Time for STOP Condition

t10

0.6

µs

Typical specifications represent average readings at 25°C and VDD = 5 V.

Guaranteed by design; not subject to production test.

See timing diagrams (Figure 26, Figure 27, and Figure 28) for locations of measured values.

Specifications apply to all parts.

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