ADA4424-6

Rev. C | Page 14 of 16

VIDEO ENCODER

75

Ω

75

Ω

75

Ω

75

Ω

75

Ω

75

Ω

Pr

Pb

Y

CVBS

CHARGE PUMP

RSET2

RSET1

+3.3V

10µF

OFFSET_ENB

MODE0

MODE1

Y_IN

C_IN

100nF

SD_ENABLE

VDD3_SD

1.0µF

1.0µF

1.0µF

HY_IN

HPb_IN

HPr_IN

FC_SEL

HD_ENABLE

VDD3_HD

VDD3_CP

+3.3V

C1a

C1b

C1

4.7µF

C2

4.7µF

GND_CP

C2/CP_OUT

R1

1.0

Ω

C4

1.0µF

VSS_HD

GND3

HPr_OUT

HPb_OUT

HY_OUT

C3

1.0µF

VSS_SD

GND3

C_OUT

CVBS_OUT

Y_OUT

S-VIDEO

LPF

LPF

x2

x2

x2

x1

LPF

x2

x1

LPF

x2

x1

LPF

x2

x1

x1

ADA4424-6

DAC1

DAC2

DAC3

DAC4

DAC5

+

1.0µF

1.0µF

Figure 18. Typical Application Diagram for Using the ADA4424-6 in Auto Offset Cancellation Mode

(D and S Terminal Connections Not Shown)