AD7701 データシートの表示（PDF） - Analog Devices

部品番号

コンポーネント説明

一致するリスト

AD7701

LC2MOS 16-Bit A/D Converter

Analog Devices 

AD7701–SPECIFICATIONS (TA = 25؇C; AVDD = DVDD = +5 V; AVSS = DVSS = –5 V; VREF = +2.5 V; fCLKIN = 4.096 MHz;

Bipolar Mode: MODE = +5 V; AIN Source Resistance = 1k⍀1 with 1 nF to AGND at AIN; unless otherwise noted.)

Parameter

A, S Version2

B, T Version2

Unit

Test Conditions/Comments

STATIC PERFORMANCE

Resolution

Integral Nonlinearity

TMIN to TMAX

Differential Nonlinearity

TMIN to TMAX

Positive Full-Scale Error3

Full-Scale Drift4

Unipolar Offset Error3

Unipolar Offset Drift4

Bipolar Zero Error3

Bipolar Zero Drift4

Bipolar Negative Full-Scale Error3

Bipolar Negative Full-Scale Drift4

Noise (Referred to Output)

16

16

Bits

± 0.003

± 0.0007

± 0.0015

% FSR typ

% FSR max

± 0.125

± 0.5

± 0.13

± 0.5

± 1.2 (± 2.3 S Version)

± 0.25

±1

± 1.6 (+3/–25 S Version)

± 0.25

±1

± 0.8 (+1.5/–12.5 S Version)

± 0.5

±2

± 0.6 (± 1.2 S Version)

0.1

± 0.125

± 0.5

± 0.13

± 0.5

± 1.2 (± 2.3 T Version)

± 0.25

±1

± 1.6 (+3/–25 T Version)

± 0.25

±1

± 0.8 (+1.5/–12.5 T Version)

± 0.5

±2

± 0.6 (± 1.2 T Version)

0.1

LSB typ

LSB max

LSB typ

LSB max

LSB typ

LSB typ

LSB max

LSB typ

LSB typ

LSB max

LSB typ

LSB typ

LSB max

LSB typ

LSB rms typ

Guaranteed No Missing Codes

DYNAMIC PERFORMANCE

Sampling Frequency, fS

Output Update Rate, fOUT

Filter Corner Frequency, f–3 dB

Settling Time to ± 0.0007% FS

fCLKIN/256

fCLKIN/1024

fCLKIN/409,600

507904/fCLKIN

SYSTEM CALIBRATION

Positive Full-Scale Overrange

Positive Full-Scale Overrange

Negative Full-Scale Overrange

Maximum Offset Calibration Range5, 6

Unipolar Input Range

Bipolar Input Range

Input Span7

VREF + 0.1

VREF + 0.1

–(VREF + 0.1)

–(VREF + 0.1)

–0.4 VREF to +0.4 VREF

0.8 VREF

2 VREF + 0.2

ANALOG INPUT

Unipolar Input Range

Bipolar Input Range

Input Capacitance

Input Bias Current1

0 to 2.5

± 2.5

10

1

fCLKIN/256

fCLKIN/1024

fCLKIN/409,600

507904/fCLKIN

VREF + 0.1

VREF + 0.1

–(VREF + 0.1)

–(VREF + 0.1)

–0.4 VREF to +0.4 VREF

0.8 VREF

2 VREF + 0.2

0 to 2.5

± 2.5

10

1

Hz

Hz

Hz

sec

V max

V max

V max

V max

V max

V min

V max

V

V

pF typ

nA typ

For Full-Scale Input Step

Applies to unipolar and

bipolar ranges. After cali-

bration, if AIN > VREF, the

device will output all 1s.

If AIN < 0 (unipolar) or

–VREF (bipolar), the device

will output all 0s.

LOGIC INPUTS

All Inputs Except CLKIN

VINL, Input Low Voltage

VINH, Input High Voltage

CLKIN

VINL, Input Low Voltage

VINH, Input High Voltage

IIN, Input Current

LOGIC OUTPUTS

VOL, Output Low Voltage

VOH, Output High Voltage

Floating State Leakage Current

Floating State Output Capacitance

0.8

2.0

0.8

3.5

10

0.4

DVDD – 1

± 10

9

0.8

2.0

0.8

3.5

10

0.4

DVDD – 1

± 10

9

V max

V min

V max

V min

µA max

V max

V min

µA max

pF typ

ISINK = 1.6 mA

ISOURCE = 100 µA

–2–

REV. E

Share Link: