AD8436 datasheet(3/20 Pages) AD

部件名	AD8436

功能描述	Low Cost, Low Power

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制造商	AD [Analog Devices]

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AD8436

Rev. 0 | Page 3 of 20

SPECIFICATIONS

eIN = 300 mV ac (rms), frequency = 1 kHz sinusoidal, ac-coupled, ±VS = ±5 V, TA = 25°C, CAVG = 10 μF, unless otherwise specified.

Table 1.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

RMS CORE

Conversion Error

Default conditions

±10 − 0.5

±0 ± 0

±10 + 0.5

μV/% rdg

Vs. Temperature

−40°C < T < 125 C

0.006

%/°C

Vs. Rail Voltage

±2.4 V to ±18 V

±0.013

±%/V

Input Offset Voltage

DC-coupled

−500

0

+500

μV

Output Offset Voltage

Default conditions, ac-coupled input

0

V

Vs. Temperature

−40 C < T < 125°C

0.3

μV/°C

DC Reversal Error

DC-coupled, VIN = ±300 mV

±0.5

±2

%

Nonlinearity

eIN = 10 mV to 300 mV ac (rms)

0.05

%

Crest Factor Error

Additional error

1 < CF < 10

CCF = 0.1 μF

−0.5

+0.5

%

Peak Input Voltage

−VS − 0.7

+VS + 0.7

V

Input Resistance

7.92

8

8.08

kΩ

Frequency Response

VIN = 300 mV rms

1% Additional Error

65

kHz

3 dB Bandwidth

1

MHz

Settling Time

0.1%

Rising/falling

148/341

ms

0.01%

Rising/falling

158/350

ms

Output Resistance

15.68

16

16.32

kΩ

Supply Current

No input

325

400

μA

INPUT BUFFER

Signal Voltage Swing

G = 1

Input

AC- or dc-coupled

−VS

+VS

V

Output

AC-coupled to Pin RMS

−VS + 0.2

+VS − 0.2

mV

Offset Voltage

−1

0

+1

mV

Input Bias Current

50

pA

Input Resistance

1012

Ω

Frequency Response

0.1 dB

950

kHz

3 dB Bandwidth

2.1

MHz

Supply Current

100

160

200

μA

Optional Gain Resistor

−9.9

+10

+10.1

kΩ

Gain Error

G = ×1

0.05

%

OUTPUT BUFFER

Offset Voltage

Connected to Pin OUT

−200

0

+200

μV

Input Current

3

nA

Output Voltage Swing

−VS + 0.0005

+VS − 1

V

Gain Error

0.003

0.01

%

Supply Current

40

70

μA

SUPPLY VOLTAGE

Dual

±2.4

±18

V

Single

4.8

36

V

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