AD7923(Rev0) 查看數據表（PDF） - Analog Devices

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产品描述 (功能)

比赛名单

AD7923
(Rev.:Rev0)

4-Channel, 200 kSPS, 12-Bit ADC with Sequencer in 16-Lead TSSOP

Analog Devices 

AD7923

Parameter

CONVERSION RATE

Conversion Time

Track-and-Hold Acquisition Time

Throughput Rate

POWER REQUIREMENTS

AVDD

VDRIVE

IDD4

During Conversion

Normal Mode (Static)

Normal Mode (Operational) fSAMPLE = 200 kSPS

Using Auto Shutdown Mode fSAMPLE = 200 kSPS

Auto Shutdown (Static)

Full Shutdown Mode

Power Dissipation4

Normal Mode (Operational) fSAMPLE = 200 kSPS

Auto Shutdown (Static)

Full Shutdown Mode

NOTES

1Temperature ranges as follows: B Version: –40∞C to +85∞C.

2See Terminology section.

3Sample tested @ 25∞C to ensure compliance.

4See Power versus Throughput Rate section.

Specifications subject to change without notice.

B Version1

800

300

300

200

2.7/5.25

2.7/5.25

2.7

2.0

600

1.5

1.2

900

650

0.5

0.5

7.5

3.6

2.5

1.5

2.5

1.5

Unit

Test Conditions/Comments

ns max

ns max

ns max

kSPS max

16 SCLK Cycles with SCLK at 20 MHz

Sine Wave Input

Full-Scale Step Input

See Serial Interface Section

V min/max

V min/max

mA max

mA max

mA typ

mA max

mA max

mA typ

mA typ

mA max

mA max

Digital I/Ps = 0 V or VDRIVE

AVDD = 4.75 V to 5.25 V, fSCLK = 20 MHz

AVDD = 2.7 V to 3.6 V, fSCLK = 20 MHz

AVDD = 2.7 V to 5.25 V, SCLK On or Off

AVDD = 4.75 V to 5.25 V, fSCLK = 20 MHz

AVDD = 2.7 V to 3.6 V, fSCLK = 20 MHz

AVDD = 4.75 V to 5.25 V, fSAMPLE = 200 kSPS

AVDD = 2.7 V to 3.6 V, fSAMPLE = 200 kSPS

SCLK On or Off (20 nA typ)

SCLK On or Off (20 nA typ)

mW max

mW max

mW max

mW max

mW max

mW max

AVDD = 5 V, fSCLK = 20 MHz

AVDD = 3 V, fSCLK = 20 MHz

AVDD = 5 V

AVDD = 3 V

AVDD = 5 V

AVDD = 3 V

REV. 0

–3–

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