AD7682BCPZRL7 datasheet(8/35 Pages) AD

Numer części	AD7682BCPZRL7

Szczegółowy opis	16-Bit, 4-Channel/8-Channel, 250 kSPS PulSAR ADCs

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8 / 35 page

AD7682/AD7689

Data Sheet

Rev. H | Page 8 of 35

VDD = 2.3 V to 4.5 V, VIO = 1.8 V to VDD, all specifications TMIN to TMAX, unless otherwise noted.

Table 5.

Parameter1

Symbol

Min

Typ

Max

Unit

CONVERSION TIME

tCONV

3.2

µs

CNV Rising Edge to Data Available

ACQUISITION TIME

tACQ

1.8

µs

TIME BETWEEN CONVERSIONS

tCYC

5

µs

DATA WRITE/READ DURING CONVERSION

tDATA

1.2

µs

SCK

Period

tSCK

tDSDO + 2

ns

Low Time

tSCKL

12

ns

High Time

tSCKH

12

ns

Falling Edge to Data Remains Valid

tHSDO

5

ns

Falling Edge to Data Valid Delay

tDSDO

VIO Above 3 V

24

ns

VIO Above 2.7 V

30

ns

VIO Above 2.3 V

38

ns

VIO Above 1.8 V

48

ns

CNV

tEN

Pulse Width

tCNVH

10

ns

Low to SDO D15 MSB Valid

VIO Above 3 V

21

ns

VIO Above 2.7 V

27

ns

VIO Above 2.3 V

35

ns

VIO Above 1.8 V

45

ns

High or Last SCK Falling Edge to SDO High Impedance

tDIS

50

ns

Low to SCK Rising Edge

tCLSCK

10

ns

DIN

Valid Setup Time from SCK Rising Edge

tSDIN

5

ns

Valid Hold Time from SCK Rising Edge

tHDIN

5

ns

1

See Figure 2 and Figure 3 for load conditions.

IOL

500µA

IOH

1.4V

TO SDO

CL

50pF

Figure 2. Load Circuit for Digital Interface Timing

30% VIO

70% VIO

2V OR VIO – 0.5V1

0.8V OR 0.5V2

2V OR VIO – 0.5V1

tDELAY

12V IF VIO ABOVE 2.5V, VIO – 0.5V IF VIO BELOW 2.5V.

20.8V IF VIO ABOVE 2.5V, 0.5V IF VIO BELOW 2.5V.

Figure 3. Voltage Levels for Timing

Podobny numer części - AD7682BCPZRL7

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	AD7682BCPZRL7	826Kb / 28P	16-Bit, 4-Channel/8-Channel, 250 kSPS PulSAR ADC REV. 0
Analog Devices	AD7682BCPZRL7	1Mb / 32P	16-Bit, 4-Channel/8-Channel, 250 kSPS PulSAR ADC REV. D

More results

Podobny opis - AD7682BCPZRL7

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	EVAL-AD7689EDZ	1Mb / 32P	16-Bit, 4-Channel/8-Channel, 250 kSPS PulSAR ADC REV. D
	AD7682	826Kb / 28P	16-Bit, 4-Channel/8-Channel, 250 kSPS PulSAR ADC REV. 0
	AD7685	560Kb / 28P	16-Bit, 250 kSPS PulSAR REV. D
	AD7694	319Kb / 16P	16-Bit, 250 kSPS PulSAR REV. B
	AD7949	548Kb / 32P	14-Bit, 8-Channel, 250 kSPS PulSAR ADC REV. B
	AD7949	756Kb / 32P	14-Bit, 8-Channel, 250 kSPS PulSAR ADC
	AD7949	744Kb / 28P	14-Bit, 8-Channel, 250 kSPS PulSAR ADC REV. A
	AD7699	542Kb / 28P	16-Bit, 8-Channel, 500 kSPS PulSAR ADC REV. 0
	AD7689	1Mb / 20P	16-Bit, 8-Channel, 250 kSPS PulSAR짰 ADC. Rev. PrC
	AD7655	593Kb / 27P	Low Cost, 4-Channel, 16-Bit, 500 kSPS PulSAR ADC

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