PI3HDMI341ARFFE datasheet(3/12 Pages) PERICOM

3 / 12 page

P-1.1

12/20/06

PI3HDMI341AR

3:1 Active HDMI 1.3 Compatible Switch with Optimized

Equalization for Enhanced Signal Integrity

ADVANCE INFORMATION - COMPANY CONFIDENTIAL

Pin Description

Pin #

Pin Name

I/O

Description

6,9,12,15

A11, A12, A13, A14

Port 1 TMDS Positive inputs

68, 71, 74, 77

A21, A22, A23, A24

Port 2 TMDS Positive inputs

49, 52, 55, 58

A31, A32, A33, A34

Port 3 TMDS Positive inputs

5, 8, 11, 14

B11, B12, B13, B14

Port 1 TMDS Negative inputs

67, 70, 73, 76

B21, B22, B23, B24

Port 2 TMDS Negative inputs

48, 51, 54, 57

B31, B32, B33, B34

Port 3 TMDS Negative inputs

4, 10, 16 24, 30, 36, 37, 47,

53, 59, 65, 66, 72, 78

GND

Ground

HPD1

Port 1 HPD output

HPD2

Port 2 HPD output

HPD3

Port 3 HPD output

HPD_Sink

Sink side hot plug detector input. High: 5-V power signal

asserted from source to sink and EDID is ready.

Low: No 5-V power signal asserted from source to sink, or

EDID is not ready.

Output Enable, Active LOW

SCL1

Port 1 DDC Clock

SCL2

Port 2 DDC Clock

SCL3

Port 3 DDC Clock

SCL_Sink

Sink Side DDC Data

SDA1

I/O

Port 1 DDC Data

SDA2

I/O

Port 2 DDC Data

SDA3

I/O

Port 3 DDC Data

SDA_Sink

I/O

Sink Side DDC Data

21,22,23

S1, S2, S3

Source Input Selector

7, 13, 17 27, 33, 43, 50, 56

61, 69, 75, 79

VCC

3.3V Power Supply

34, 31, 28, 25

Y1, Y2, Y3, Y4

TMDS positive outputs

35, 32, 29, 26

Z1, Z2, Z3, Z4

TMDS negative outputs

41, 60

EQ_S0, EQ_S1

Equalizer controls(1)

19, 18, 20, 1

OC_S0, OC_S1,

OC_S2, OC_S3

Output buffer controls

Note: OC_S3 has an internal pull-up resistor. OC_S2 has an

internal pull-down resistor.

Note:

1. EQ_S0 has an internal pull-down and EQ_S1 has an internal pull-up

06-0340

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