Datasheet

12-Bit
ADC
OVR_SDOUT
D10_D11_M
D10_D11_P
D8_D9_M
D8_D9_P
D6_D7_M
D6_D7_P
D4_D5_M
D4_D5_P
D2_D3_M
D2_D3_P
D0_D1_M
D0_D1_P
CLKOUTM
CLKOUTP
CLKM
CLKP
CLOCKGEN
INM
VCM
INP
Sampling
Circuit
Common
DigitalFunctions
DDR
Serializer
Low-LatencyMode
(DefaultAfterReset)
Reference
Control
Interface
OE
SDATA
DFS
SEN
SCLK
RESET
ADS412x
AVDD
AGND DRVDD DRGND
DDRLVDS
Interface
ADS4122, ADS4125
ADS4142, ADS4145
www.ti.com SBAS520A –FEBRUARY 2011– REVISED MARCH 2011
FUNCTIONAL BLOCK DIAGRAM
Figure 5. ADS412x Block Diagram
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Product Folder Link(s): ADS4122 ADS4125 ADS4142 ADS4145