AD7766-1 AD [Analog Devices], AD7766-1 Datasheet - Page 19

• Manufacturer Part Number: AD7766-1
• Description: 24-Bit, 8.5 mW, 109 dB, 128/64/32 kSPS ADCs
• Manufacturer: AD [Analog Devices]

DAISY CHAIN MODE CONFIGURATION AND TIMING DIAGRAMS
SDI (A) = SDO (B)
SDI (B) = SDO (C)
SDI (C) = SDO (D)
SDI (A) = SDO (B)
DRDY (A)
DRDY (A)
SDO (A)
SDO (A)
MCLK
MCLK
SCLK
SCLK
CS
CS
Figure 37. AD7767 Daisy Chain Timing Diagram (n = 1 for AD7767, n = 2 for AD7767-1, n = 4 for AD7767-2) Driving the AD7767
SYNC/PD
CS
SCLK
MCLK
SDI
CS
SDI
SCLK
24 ×
AD7767 (A)
AD7767 (B)
AD7767 (C)
AD7767 (D)
MSB (A)
MSB (B)
1
t
AD7767
16
SYNC/PD
MCLK
t
SCLK
(D)
Figure 36. AD7767 Daisy Chain Configuration with Four AD7767 Devices
SDO
t
1
17
Figure 38. AD7767 Daisy Chain SDI Setup and Hold Timing
24 ×
AD7767 (B)
AD7767 (C)
AD7767 (D)
t
CS
SDI
SCLK
SCLK
LSB (A) MSB (B)
LSB (B) MSB (C)
AD7767
SYNC/PD
MCLK
(C)
Rev. 0 | Page 19 of 24
SDO
24 ×
AD7767 (C)
AD7767 (D)
t
SCLK
CS
SDI
SCLK
AD7767
SYNC/PD
MCLK
(B)
LSB (B)
LSB (C)
SDO
24 ×
AD7767 (D)
MSB (C)
MSB (D)
t
SCLK
CS
SDI
SCLK
AD7767
SYNC/PD
MCLK
(A)
8 × n
DRDY
SDO
LSB (C)
LSB (D)
AD7767 (A)
AD7767 (B)
AD7767 (C)
AD7767 (D)
AD7767