DS1624S 데이터 시트보기 (PDF) - Maxim Integrated

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DS1624S

Digital Thermometer and Memory

Maxim Integrated 

DS1624

AC ELECTRICAL CHARACTERISTICS (-55°C to +125°C; VDD=2.7V to 5.5V)

PARAMETERS SYMBOL CONDITION MIN TYP MAX UNITS NOTES

Temperature

TTC

Conversion Time

400 1000 ms

NV Write Cycle

Time

tWR

0°C to 70°C

10

50

ms

9

EEPROM Writes

EEPROM Data

Retention

NEEWR

tEEDR

-20°C to +70°C

-20°C to +70°C

50k

writes

20

years

SLK Clock

Frequency

fSCL

Fast Mode

0

Standard Mode

0

400 kHz

100

Bus Free Time

tBUF

Fast Mode

1.3

µs

Between a

Standard Mode

4.7

STOP and START

Condition

Hold Time

(Repeated)

tHD:STA

Fast Mode

0.6

Standard Mode

4.0

µs

5

START Condition

Low Period of

tLOW

Fast Mode

1.3

µs

SCL Clock

Standard Mode

4.7

High Period of

tHIGH

Fast Mode

0.6

µs

SCL Clock

Standard Mode

4.0

Setup Time for a

tSU:STA

Fast Mode

0.6

µs

Repeated

Standard Mode

4.7

START Condition

Data Hold Time

tHD:DAT

Fast Mode

0

Standard Mode

0

0.9

µs

6

Data Setup Time

tSU:DAT

Fast Mode

100

Standard Mode 250

ns

7

Rise Time of both

tR

Fast Mode 20+0.1CB

SDA and

Standard Mode

300

ns

8

1000

SCL Signals

Fall Time of both

SDA and

tF

Fast Mode 20+0.1CB

Standard Mode

300

ns

8

300

SCL Signals

Setup Time for

tSU:STO

Fast Mode

0.6

µs

STOP

Standard Mode

4.0

Condition

Capacitive Load

Cb

for each Bus

400

pF

Line

All values referred to VIH=0.9 VDD and VIL=0.1 VDD.

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