AD7723 Analog Devices, AD7723 Datasheet - Page 7

• Manufacturer Part Number: AD7723
• Description: 16-Bit, 1.2 MSPS, CMOS Sigma-Delta ADC
• Manufacturer: Analog Devices

Specifications of AD7723

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 19.2MSPS
• Interface: Par,Ser
• Analog Input Type: Diff-Bip,Diff-Uni
• Ain Range: 4 V p-p,Uni 4.0V
• Adc Architecture: Sigma-Delta
• Pkg Type: QFP

Figure 4. Serial Mode 1: Timing for Frame Sync Input, Frame Sync Output, Serial Clock Output, and Serial Data Output (See Table 3 for Control Inputs, TSI = DOE)
Figure 5. Serial Mode 2: Timing for Frame Sync Input, Frame Sync Output, Serial Clock Output, and Serial Data Output (See Table 3 for Control Inputs, TSI = DOE)
(CFMT = 0)
(SFMT = 1)
(SFMT = 0)
(SFMT = 1)
CLKIN
SCO
FSI
CLKIN
(CFMT = 0)
SDO
SCO
FSO
FSO
FSI
CLKIN
SDO
SCO
FSO
FSI
2.3V
t
14
t
8
D2
t
11
t
9
t
t
11
13
t
5
D1
t
t
14
13
Figure 3. Serial Mode Timing for Clock Input, Frame Sync Input, and Serial Clock Output
t
t
1
8
D0
t
0.8V
10
D15
D15
t
12
t
12
D14
D14
D13
t
6
D13
t
4
D12
32 CLKIN CYCLES
32 CLKIN CYCLES
Rev. C | Page 7 of 32
D2
D11
t
9
t
8
D1
t
11
D0
D5
t
7
t
3
D4
D3
D2
t
2
D1
D0
D15
D15
D14
D14
AD7723