AD7609BSTZ Analog Devices Inc, AD7609BSTZ Datasheet - Page 15

• Manufacturer Part Number: AD7609BSTZ
• Description: 58T8900
• Manufacturer: Analog Devices Inc

Specifications of AD7609BSTZ

• Resolution (bits): 18bit
• Sampling Rate: 250kSPS
• Input Channel Type: Differential
• Data Interface: Serial, SPI
• Supply Voltage Range - Analog: 4.75V To 5.25V
• Rohs Compliant: Yes

TYPICAL PERFORMANCE CHARACTERISTICS
–100
–120
–140
–160
–100
–120
–140
–160
–100
–120
–140
–160
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
1
20k
20k
Figure 10. FFT Plot, ±10 V Range
Figure 8. FFT Plot, ±10 V Range
Figure 9. FFT Plot, ±5 V Range
INPUT FREQUENCY (Hz)
INPUT FREQUENCY (Hz)
INPUT FREQUENCY (kHz)
2
40k
40k
3
60k
60k
AV
INTERNAL REFERENCE
±10V RANGE
f
f
8192 POINT FFT
SNR = 100.71dB
THD: –111.74 dB
AV
INTERNAL REFERENCE
±10V RANGE
f
f
16384 POINT FFT
SNR = 91.52dB
THD = –111.05dB
AV
INTERNAL REFERENCE
±5V RANGE
f
f
16,384 POINT FFT
SNR = 91.12dB
THD = –109.77dB
SAMPLE
IN
SAMPLE
IN
SAMPLE
IN
CC
= 1Hz
CC
= 1kHz
CC
= 1kHz
4
, V
, V
, V
DRIVE
DRIVE
DRIVE
= 12.5kSPS
= 200 kSPS
= 200kSPS
80k
80k
= 5V
= 5V
= 5V
5
100k
100k
6
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–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
–1
–2
–3
–1
–2
–3
3
2
1
0
3
2
1
0
0
Figure 12. Typical DNL, ±10 V Range
Figure 11. Typical INL, ±10 V Range
Figure 13. Typical INL, ±5 V Range
±5V RANGE
AV
T
f
WCP INL = 1.56 LSB
WCN INL = –1.22 LSB
SAMPLE
A
CC
= 25°C
, V
DRIVE
= 200 kSPS
= 5V
CODE
CODE
CODE
±10V RANGE
AV
T
f
WCP INL = 1.69 LSB
WCN INL = –1.3 LSB
SAMPLE
±10V RANGE
AV
T
f
WCP DNL = 0.33 LSB
WCN DNL = –0.32 LSB
A
SAMPLE
A
CC
= 25°C
CC
= 25°C
, V
, V
DRIVE
= 200 kSPS
DRIVE
= 200 kSPS
= 5V
= 5V
AD7609