AD9260 Analog Devices, AD9260 Datasheet - Page 22

• Manufacturer Part Number: AD9260
• Description: 16-Bit High Speed Oversampled A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9260

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 2.5MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 4 V p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: QFP

AD9260
V
IN
DAC1
+
5B
–
INT1
DAC2
+
5B
–
INT2
SHUFFLE
Figure 59. Simplified Block Diagram
ADC
5B
CONTROL/TEST
REFERENCE
REFERENCE
Rev. C | Page 22 of 44
BANDGAP
BUFFER
LOGIC
DAC
5B
M
OUT
+
–
16
Z
–D
ADC
DECIMATION FILTER STAGE 2
DECIMATION FILTER STAGE 3
3B
DECIMATION FILTER STAGE 1
DAC
OUTPUT BITS
HALF-BAND
HALF-BAND
HALF-BAND
3B
+
+ +
–
C
OUT
4
PIPELINE CORRECTION LOGIC
DIFFERENTIATOR
ADC
3B
LSB
8 LSBs
DAC
3B
+
–
4
ADC
4B