AD9430_15 Datasheet, PDF (15/44 Pages) Analog Devices – 12-Bit, 170/210 MSPS 3.3 V A/D Converter

EQUIVALENT CIRCUITS
CLK+
OR
DS+
12kΩ
150Ω
10kΩ
AVDD
12kΩ
150Ω
10kΩ
CLK–
OR
DS–
Figure 6. ENCODE and DS Input
VIN+
3.5kΩ
20kΩ
3.5kΩ
20kΩ
AVDD
VIN–
Figure 7. Analog Inputs
VDD
S1, S2,
S4, S5
30kΩ
Figure 8. S1 to S5 Inputs
AD9430
K
FULL
SCALE
S5 = 0 —> K = 1.24
S5 = 1 —> K = 0.62
–+
A1
1V
200Ω
0.1μF
VREF
DISABLE
A1
1kΩ
VDD
SENSE
Figure 9. VREF, SENSE I/O
DRVDD
DX
Figure 10. Data Outputs (CMOS Mode)
DRVDD
V
V
DX–
DX+
V
V
Figure 11. Data Outputs (LVDS Mode)
Rev. E | Page 15 of 44