AD7722ASZ Analog Devices Inc, AD7722ASZ Datasheet - Page 7

• Manufacturer Part Number: AD7722ASZ
• Description: ADC Single Delta-Sigma 195KSPS 16-Bit Parallel/Serial 44-Pin MQFP
• Manufacturer: Analog Devices Inc

Specifications of AD7722ASZ

• Package: 44MQFP
• Resolution: 16 Bit
• Sampling Rate: 195 KSPS
• Architecture: Delta-Sigma
• Number Of Analog Inputs: 1
• Digital Interface Type: Parallel|Serial (3-Wire)
• Input Type: Voltage
• Polarity Of Input Voltage: Unipolar|Bipolar
• Number Of Bits: 16
• Sampling Rate (per Second): 220k
• Data Interface: Serial, Parallel
• Number Of Converters: 1
• Power Dissipation (max): 375mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REV. B
SYNC, RESET
CLKIN
DRDY
DVAL
Figure 5. Serial Mode Timing for Data Output Enable and Serial Data Output (TSI = Logic Low)
SYNC, RESET
t
34
CLKIN
DRDY
DVAL
DB0–DB15
DRDY
t
t
CS
RD
27
28
MIN
t
35
Figure 7. SYNC and RESET Timing, Serial and Parallel Mode
t
36
t
t
Figure 8. Calibration Timing, Serial and Parallel Mode
28
26
MAX
t
29
t
17
DOE
SDO
8192
Figure 6. Parallel Mode Read Timing
t
20
t
19
t
CLK
512
t
22
t
CLK
t
t
t
15
21
31
t
8192
37
–7–
UNI = 0
VALID DATA
t
t
30
CLK
t
18
512
t
37
UNI = 1
t
CLK
t
t
23
25
t
24
8192
t
38
t
t
CLK
16
512
t
CLK
8192
t
CLK
AD7722