AD1555 Analog Devices, AD1555 Datasheet - Page 15

• Manufacturer Part Number: AD1555
• Description: 24-Bit, 121 dB typical SNR, Sigma-Delta A/D converter with Integrated PGA
• Manufacturer: Analog Devices

Specifications of AD1555

• Resolution (bits): 24bit
• # Chan: 2
• Sample Rate: 256kSPS
• Interface: Byte,Ser
• Analog Input Type: Diff-Bip,SE-Bip
• Ain Range: Bip 2.25V/(PGA Gain)
• Adc Architecture: Sigma-Delta Modulator
• Pkg Type: LCC

REV. B
TPC 13. AD1556 Pass Band Ripple, F
TPC 14. AD1556 Pass Band Ripple, F
–0.05
–0.10
–0.15
–0.20
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
0.00
0.20
0.15
0.10
0.05
0.00
0
0
1000
500
FREQUENCY – Hz
FREQUENCY – Hz
1000
2000
O
O
1500
3000
= 4 kHz (1/4 ms)
= 8 kHz (1/8 ms)
2000
4000
–15–
TPC 15. AD1556 Pass Band Ripple, F
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
0.00
0
2000
FREQUENCY – Hz
4000
AD1555/AD1556
O
= 16 kHz (1/16 ms)
6000
8000