AD7686CRMZ datasheet(10/29 Pages) AD

Numer części	AD7686CRMZ

Szczegółowy opis	16-Bit, 500 kSPS PulSAR ADC in MSOP

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Producent	AD [Analog Devices]

Strona internetowa	http://www.analog.com

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Data Sheet

AD7686

TYPICAL PERFORMANCE CHARACTERISTICS

CODE

2.0

1.5

1.0

0.5

0

–0.5

–1.0

–1.5

–2.0

0

16384

32768

49152

65535

POSITIVE INL = +0.52LSB

NEGATIVE INL = –0.38LSB

Figure 7. Integral Nonlinearity vs. Code

250000

200000

150000

100000

50000

0

CODE IN HEX

802B

802C

802D

802E

8026

8027

8028

8029

802A

0

26

0

202719

30770

27583

22

VDD = REF = 5V

Figure 8. Histogram of a DC Input at the Code Center

FREQUENCY (kHz)

120

0

20

40

60

80

100

200 220 240

140 160 180

0

–20

–40

–60

–80

–100

–120

–160

–140

–180

8192 POINT FFT

VDD = REF = 5V

fS = 500kSPS

fIN = 19.99kHz

SNR = 92.8dB

THD = –108.7dB

SECOND HARMONIC = –110.1dB

THIRD HARMONIC = –119.2dB

Figure 9. FFT Plot

CODE

2.0

1.5

1.0

0.5

0

–0.5

–1.0

–1.5

–2.0

0

16384

32768

49152

65535

POSITIVE DNL = +0.35LSB

NEGATIVE DNL = –0.36LSB

Figure 10. Differential Nonlinearity vs. Code

160000

140000

120000

100000

60000

80000

20000

40000

0

CODE IN HEX

802B

8024

8026

8025

8027

8028

8029

802A

0

1703

0

124164

133575

1678

VDD = REF = 5V

Figure 11. Histogram of a DC Input at the Code Transition

INPUT LEVEL (dB)

0

–10

–8

–6

–4

–2

–120

–105

–108

–111

–114

–117

95

94

93

92

91

90

SNR

THD

Figure 12. SNR and THD vs. Input Level

Rev. C | Page 9 of 28

Podobny numer części - AD7686CRMZ

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	AD7686CRMZ	611Kb / 28P	16-Bit, 500 kSPS PulSAR ADC in MSOP/QFN REV. B
	AD7686CRMZ1	611Kb / 28P	16-Bit, 500 kSPS PulSAR ADC in MSOP/QFN REV. B
	AD7686CRMZRL71	611Kb / 28P	16-Bit, 500 kSPS PulSAR ADC in MSOP/QFN REV. B

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Analog Devices	AD7686BRM	611Kb / 28P	16-Bit, 500 kSPS PulSAR ADC in MSOP/QFN REV. B
	AD7686CRMZ	611Kb / 28P	16-Bit, 500 kSPS PulSAR ADC in MSOP/QFN REV. B
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	AD7694ARMZ	348Kb / 16P	16-Bit, 250 kSPS PulSAR ADC in MSOP REV. A
	AD7683	467Kb / 16P	16-Bit, 100 kSPS PulSAR ADC in MSOP/QFN REV. 0
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