COMPRO X800 - START UP GUIDE Especificaciones descargar pdf (Pagina 9)

_______________________________________________________________________________________ 9

MAX9249

Gigabit Multimedia Serial Link

Serializer with LVDS System Interface

Pin Description (continued)

Functional Diagram

PIN NAME FUNCTION

AUTOS

Autostart Setting. Active-low power-up mode-selection input requires external pulldown or pullup

resistors. Set AUTOS = high to power up the device with no link active. Set AUTOS = low to have

the MAX9249 power up the serial link with autorange detection (see Tables 8 and 9).

— EP

Exposed Pad. EP internally connected to AGND. MUST externally connect EP to the AGND plane

for proper thermal and electrical performance.

SPREAD PLL

REV CH Rx

TX/SCL

RX/SDA

AUDIO FIFO

WS,

SD/CNTL0,

SCK

FIFO

LMN0

LMN1

OUT+

OUT-

FILTER PLL

CLKDIV

LINE-FAULT DET

CML Tx

UART/I

GMSL DESERIALIZER

TERM

8B/10B

ENCODE

PARITY

STP CABLE,

= 100I

(DIFF)

DIVIDE BY 7

DIN[6:0]

DIN[13:7]

DIN[20:14]

DIN[26:21]

DIN27

DIN28

ACB

7x PLL

SPRXIN0+/-

RXCLKIN+/-

RXIN1+/-

RXIN2+/-

RXIN3+/-

CNTL1

CNTL2

MUX

PRBS GEN

LFLT

MAX9249

IN-

IN+

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 35 36

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