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C control channel, Functional diagram – Rainbow Electronics MAX9258 User Manual

Page 48

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MAX9257/MAX9258

48

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Fully Programmable Serializer/Deserializer
with UART/I

2

C Control Channel

MAX9257 SERIALIZER

FILTER PLL

BYPASS

BLANK

DETECT/TIMER

PARALLEL INPUTS

SPREAD PLL

PARALLEL TO

SERIAL

N x PCLK_IN

1x

VSYNC

POLARITY

ENCODE/

DC BALANCE

+

FIFO

LVDS Tx

CONTROL

Tx/Rx

1.2V

BIAS

SDO-

SDO+

UART

TO I

2

C

UART-TO-I

2

C BYPASS

OSC

CLK IN

±1.5% TO ±4%

CLK OUT

VSYNC_IN

HSYNC_IN

SDA(RX)

SCL(TX)

DIN WIDTH

100

Ω

TRANSMISSION LINE
Z

D

= 100

Ω

DIN[0:15]

PCLK_IN

MAX9258 DESERIALIZER

SPREAD PLL

±2% OR ±4%

BLANK

DETECT/TIMER

PLL

SERIAL TO
PARALLEL

1x

VSYNC

POLARITY

DECODE/

DC BALANCE

+

FIFO

LVDS Rx

CONTROL

TX/RX

1.2V

BIAS

SDI+

SDI-

UART

OSC

FREQ

DETECT

CLK OUT

CLK IN

VSYNC_OUT

HSYNC_OUT

RX

TX

DOUT WIDTH

100

Ω

DOUT[0:15]

PCLK_OUT

N x PCLK_IN

PARALLEL OUTPUTS

ADDRESS

Functional Diagram