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AD7684BRMZRL7

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17
AD7684
Rev. A | Page 9 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
–3
–2
–1
0
1
2
3
0 16384 32768 49152 65536
CODE
INL (LSB)
04302-007
POSITIVE INL = +0.83LSB
NEGATIVE INL = –1.07LSB
Figure 7. Integral Nonlinearity vs. Code
04302-008
151
94794
18557
17388
182
0
20000
40000
60000
80000
100000
120000
FFFD FFFE FFFF 0000 0001 0002 0003 0004 0005
CODE IN HEX
COUNTS
VDD = REF = 2.5V
00
00
Figure 8. Histogram of a DC Input at the Code Center
–
180
–
160
–
140
–
120
–
100
–
80
–
60
–
40
–
20
0
04302-009
010203040
FREQUENCY (kHz)
AMPLITUDE (dB of Full Scale)
50
16384 POINT FFT
VDD = REF = 5V
f
S
= 100kSPS
f
IN
= 20.43kHz
Figure 9. FFT Plot
–3
–2
–1
0
1
2
3
0 16384 32768 49152 65536
CODE
DNL (LSB)
04302-010
POSITIVE DNL = +0.9LSB
NEGATIVE DNL = –0.45LSB
Figure 10. Differential Nonlinearity vs. Code
04302-011
123872
4150
3050
0
50000
100000
150000
FFFB FFFC FFFD FFFE FFFF
CODE IN HEX
COUNTS
0
0
VDD = REF = 5V
Figure 11. Histogram of a DC Input at the Code Center
–
180
–
160
–
140
–
120
–
100
–
80
–
60
–
40
–
20
0
04302-012
010203040
FREQUENCY (kHz)
AMPLITUDE (dB of Full Scale)
50
16384 POINT FFT
VDD = REF = 2.5V
f
S
= 100kSPS
f
IN
= 20.43kHz
Figure 12. FFT Plot
AD7684
Rev. A | Page 10 of 16
ENOB (Bits)
13
14
15
16
17
80
85
90
95
100
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
REFERENCE VOLTAGE (V)
SNR, SINAD (dB)
04302-013
S/[N+D]
SNR
ENOB
Figure 13. SNR, SINAD, and ENOB vs. Reference Voltage
70
75
80
85
90
95
100
0 50 100 150 200
FREQUENCY (kHz)
SINAD (dB)
VREF = 5V, –1dB
VREF = 2.5V, –1dB
VREF = 5V, –10dB
04302-014
Figure 14. SINAD vs. Frequency
–115
–110
–105
–100
–95
–90
–85
–80
0 40 80 120 160 200
FREQUENCY (kHz)
THD (dB)
VREF = 2.5V, –1dB
VREF = 5V, –1dB
04302-015
Figure 15. THD vs. Frequency
0
200
400
600
800
1000
1200
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY (V)
OPERATING CURRENT (
μ
A)
04302-016
f
S
= 100kSPS
Figure 16. Operating Current vs. Supply
0
200
400
600
800
1000
TEMPERATURE (°C)
OPERATING CURRENT (μA)
04302-017
–55 –35 –15 5 25 45 65 85 105 125
VDD = 5V
VDD = 2.7V
Figure 17. Operating Current vs. Temperature
0
250
500
750
1000
TEMPERATURE (°C)
POWER-DOWN CURRENT (μA)
04302-018
–55 –35 –15 5 25 45 65 85 105 125
Figure 18. Power-Down Current vs. Temperature
AD7684
Rev. A | Page 11 of 16
–6
–4
–2
–3
–5
0
–1
2
1
4
3
6
5
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
ZERO ERROR, GAIN ERROR (LSB)
04302-019
ZERO ERROR
GAIN ERROR
Figure 19. Zero Error and Gain Error vs. Temperature
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17

AD7684BRMZRL7

Mfr. #:
Buy AD7684BRMZRL7
Manufacturer:
Analog Devices Inc.
Description:
Analog to Digital Converters - ADC 16-BIT 100 kSPS
Lifecycle:
New from this manufacturer.
Delivery:
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