DS90C383 TSSOP Package Pin Description — FPD Link Transmitter

Pin Name

I/O

No.

Description

TxIN

I

28

TTL level input. This includes: 8 Red, 8 Green, 8 Blue, and 4 control lines — FPLINE,

FPFRAME and DRDY (also referred to as HSYNC, VSYNC, Data Enable).

TxOUT+

O

4

Positive LVDS differentiaI data output.

TxOUT−

O

4

Negative LVDS differential data output.

FPSHIFT IN

I

1

TTL Ievel clock input. The falling edge acts as data strobe. Pin name TxCLK IN.

R_FB

I

1

Programmable strobe select.

RTxCLK OUT+

O

1

Positive LVDS differential clock output.

TxCLK OUT−

O

1

Negative LVDS differential clock output.

PWR DOWN

I

1

TTL level input. When asserted (low input) TRI-STATES the outputs, ensuring low current at

power down.

V

CC

I

3

Power supply pins for TTL inputs.

GND

I

4

Ground pins for TTL inputs.

PLL V

CC

I

1

Power supply pin for PLL.

PLL GND

I

2

Ground pins for PLL.

LVDS V

CC

I

1

Power supply pin for LVDS outputs.

LVDS GND

I

3

Ground pins for LVDS outputs.

DS90C383SLC SLC64A (FBGA) Package Pin Summary — FPD Link

Transmitter

Pin Name

I/O

No.

Description

TxIN

I

28

TTL level input.

TxOUT+

O

4

Positive LVDS differential data output.

TxOUT−

O

4

Negative LVDS differential data output.

TxCLKIN

I

1

TTL IeveI clock input. The rising edge acts as data strobe. Pin name TxCLK IN.

TxCLK OUT+

O

1

Positive LVDS differential clock output.

TxCLK OUT−

O

1

Negative LVDS differential clock output.

PWR DWN

I

1

TTL level input. Assertion (low input) TRI-STATES the outputs, ensuring low current at

power down.

R_FB

I

1

Programmable strobe select. HIGH = rising edge, LOW = falling edge.

V

CC

I

3

Power supply pins for TTL inputs.

GND

I

5

Ground pins for TTL inputs.

PLL V

CC

I

1

Power supply pin for PLL.

PLL GND

I

2

Ground pins for PLL.

LVDS V

CC

I

2

Power supply pin for LVDS outputs.

LVDS GND

I

4

Ground pins for LVDS outputs.

NC

6

Pins not connected.

DS90C383SLC SLC64A (FBGA) Package Pin Description — FPD Link

Transmitter

By Pin

By Pin Type

Pin

Pin Name

Type

Pin

Pin Name

Type

A1

TxIN27

I

D3

GND

G

A2

TxOUT0-

O

E4

GND

G

A3

TxOUT0+

O

E8

GND

G

A4

LVDS VCC

P

G1

GND

G

A5

LVDS VCC

P

G6

GND

G

A6

TxCLKOUT-

O

B3

LVDS GND

G

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