CM2031 datasheet(2/14 Pages) CALMIRCO

Part #	CM2031

Description	HDMI Receiver Port Protection and Interface Device

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Manufacturer	CALMIRCO [California Micro Devices Corp]

Direct Link	http://www.calmicro.com

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2 / 14 page

Issue X-1

CM2031

PACKAGE / PINOUT DIAGRAM

Note: This drawing is not to scale.

38-PIN TSSOP PACKAGE

1

2

3

4

5

6

7

8

30

29

28

27

31

32

9

10

34

33

35

36

11

12

37

38

TMDS_GND

TMDS_D2–

TMDS_D1+

TMDS_GND

TMDS_D1–

TMDS_D0+

TMDS_GND

TMDS_D0–

5V_SUPPLY

LV_SUPPLY

GND

TMDS_D2+

CE_SUPPLY

GND

TMDS_D2+

TMDS_GND

TMDS_D2–

TMDS_D1+

TMDS_GND

TMDS_D1–

TMDS_D0+

TMDS_GND

TMDS_D0–

N/C

13

14

26

25

TMDS_CK+

TMDS_GND

TMDS_CK+

TMDS_GND

TOP VIEW

24

23

22

15

16

17

TMDS_CK–

CE_REMOTE_IN

DDC_CLK_IN

TMDS_CK–

CE_REMOTE_OUT

DDC_CLK_OUT

18

19

21

20

DDC_DAT_OUT

HOTPLUG_DET_OUT

DDC_DAT_IN

HOTPLUG_DET_IN

PIN DESCRIPTIONS

PINS

NAME

ESD Level

DESCRIPTION

4, 35

TMDS_D2+

8kV3

TMDS 0.9pF ESD protection.1

6, 33

TMDS_D2–

8kV3

TMDS 0.9pF ESD protection.1

7, 32

TMDS_D1+

8kV3

TMDS 0.9pF ESD protection.1

9, 30

TMDS_D1–

8kV3

TMDS 0.9pF ESD protection.1

10, 29

TMDS_D0+

8kV3

TMDS 0.9pF ESD protection.1

12, 27

TMDS_D0–

8kV3

TMDS 0.9pF ESD protection.1

13, 26

TMDS_CK+

8kV3

TMDS 0.9pF ESD protection.1

15, 24

TMDS_CK–

8kV3

TMDS 0.9pF ESD protection.1

16

CE_REMOTE_IN

2kV4

CE_SUPPLY referenced logic level in.

23

CE_REMOTE_OUT

8kV3

5V_SUPPLY referenced logic level out plus 10pF ESD.

17

DDC_CLK_IN

2kV4

LV_SUPPLY referenced logic level in.

22

DDC_CLK_OUT

8kV3

5V_SUPPLY referenced logic level out plus 10pF ESD.

18

DDC_DAT_IN

2kV4

LV_SUPPLY referenced logic level in.

21

DDC_DAT_OUT

8kV3

5V_SUPPLY referenced logic level out plus 10pF ESD.

19

HOTPLUG_DET_IN

2kV4

LV_SUPPLY referenced logic level in.

20

HOTPLUG_DET_OUT

8kV3

5V_SUPPLY referenced logic level out plus 10pF ESD. A 0.1

μF

bypass ceramic capacitor is recommended on this pin.2

2

LV_SUPPLY

2kV4

Bias for CE / DDC / HOTPLUG level shifters.

37

CE_SUPPLY

2kV4,2

CEC bias voltage. Previously CM2020 ESD_BYP pin.

1

5V_SUPPLY

2kV4

Current source for 5V_OUT, VREF for DDC I2C voltage references,

and bias for 8kV ESD pins.

38

N/C

N/A

N/C

2

490 N. McCarthy Blvd., Milpitas, CA 95035-5112

●

Tel: 408.263.3214

●

Fax: 408.263.7846

●

www.cmd.com 07/10/07

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