GS1661A datasheet(8/85 Pages) SEMTECH

Part #	GS1661A

Description	HD/SD SDI Receiver, with Integrated Adaptive Cable Equalizer complete with SMPTE Video Processing

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Manufacturer	SEMTECH [Semtech Corporation]

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GS1661A HD/SD SDI Receiver

Data Sheet

54387 - 2

September 2012

8 of 85

A5, A6, B5,

B6, C5, C6

STAT[0:5]

Output

MULTI-FUNCTIONAL OUTPUT PORT.

Please refer to the Output Logic parameters in the DC Electrical

Characteristics table for logic level threshold and compatibility.

Each of the STAT [0:5] pins can be configured individually to output

one of the following signals:

Signal

H/HSYNC

V/VSYNC

F/DE

LOCKED

Y/1ANC

C/2ANC

DATA ERROR

VIDEO ERROR

EDH DETECTED

CARRIER DETECT

RATE_DET

Default

STAT0

STAT1

STAT2

STAT3

STAT4

−

STAT5

−

A7, D10,

G10, K7

IO_VDD

Input Power

POWER connection for digital I/O. Connect to 3.3V or 1.8V DC

digital.

A8

PCLK

Output

PARALLEL DATA BUS CLOCK

Please refer to the Output Logic parameters in the DC Electrical

Characteristics table for logic level threshold and compatibility.

HD 10-bit modePCLK @ 148.5 or 148.5/1.001MHz

HD 20-bit modePCLK @ 74.25 or 74.25/1.001MHz

SD 10-bit modePCLK @ 27MHz

SD 20-bit modePCLK @ 13.5MHz

A9, A10, B8,

B9, B10,C8,

C9, C10, E9,

E10

DOUT18, 17, 19,

16, 15, 12, 14, 13,

10, 11

Output

PARALLEL DATA BUS

Please refer to the Output Logic parameters in the DC Electrical

Characteristics table for logic level threshold and compatibility.

20-bit mode

20bit/10bit = HIGH

SMPTE mode (SMPTE_BYPASS = HIGH

and DVB_ASI = LOW):

Luma data output for SD and HD data

rates

DVB-ASI mode (SMPTE_BYPASS = LOW

and DVB_ASI = HIGH):

Not defined

Data-Through mode (SMPTE_BYPASS =

LOW and DVB_ASI = LOW):

Data output

10-bit mode

20bit/10bit = LOW

SMPTE mode (SMPTE_BYPASS = HIGH

and DVB_ASI = LOW):

Multiplexed Luma/Chroma data output

for SD and HD data rates

DVB-ASI mode (SMPTE_BYPASS = LOW

and DVB_ASI = HIGH):

8b/10b decoded DVB-ASI data

Data-Through mode (SMPTE_BYPASS =

LOW and DVB_ASI = LOW):

Data output

Table 1-1: Pin Descriptions (Continued)

Number

Name

Timing

Type

Description

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