LX2162A SOM pinout

Following is a pinout for the LX2162A SOM, alternatively you can download this as Excel version.

J3 Header

 

Notes

Driving IC

IC ball number

Schematics Pin Name

Pin Number

Pin Number

Schematics Pin Name

IC ball number

Driving IC

Notes

 

Notes

Driving IC

IC ball number

Schematics Pin Name

Pin Number

Pin Number

Schematics Pin Name

IC ball number

Driving IC

Notes

1

 

 

 

PWR_OK

2

1

EVT0_B

T4

1.8V, GPIO_3[12], 4.7K Pull-up

SMB_ALERT#

2

 

 

 

VBAT

4

3

EVT1_B

T6

1.8V, GPIO_3[13], 4.7K Pull-up

THRM#

3

 

 

 

5V

6

5

EVT2_B

U5

1.8V, GPIO_3[14], 4.7K Pull-up

 

4

 

 

 

5V

8

7

EVT4_B

AA3

1.8V, GPIO_3[16], 4.7K Pull-up

 

5

PROC_TMS

LX2162A

E21

DUT_TMS

10

9

EVT3_B

Y4

1.8V, GPIO_3[15], 4.7K Pull-up

 

6

PROC_TCK

LX2162A

E23

DUT_TCK

12

11

TA_BB_VDD

 

 

 

7

 

 

 

3.3V

14

13

TMP_DETECT_B

Y6

1.8V, 4.7K Pull-up

 

8

PROC_TDI

LX2162A

F20

DUT_TDI

16

15

OVDD

 

 

 

9

 

 

 

I2C_MASTER_SCL

18

17

V_2.5

 

 

 

10

 

 

 

I2C_MASTER_SDA

20

19

V_2.5

 

 

 

11

PROC_TDO

LX2162A

E19

DUT_TDO

22

21

I2C1_SCL_3p3

 

NTSX2102GD, 2.2K Pull-up

 

12

 

 

 

TA_PROG_SFP

24

23

I2C1_SDA_3p3

 

NTSX2102GD, 2.2K Pull-up

 

13

FTM1_CH4 / GPIO_3[0]

1.8V,  4.7K Pull-up

R5

PROC_IRQ0

26

25

SPI_D0_1v8

 

 

 

14

 

 

 

SPI_MUX_1v8_3v3

28

27

SPI_D1_1v8

 

 

 

15

 

 

 

SPI_CS_B_1v8

30

29

SPI_SCK_1v8

 

 

 

J2 Header

 

Notes

Driving IC

IC ball number

Schematics Pin Name

Pin Number

Pin Number

Schematics Pin Name

IC ball number

Driving IC

Notes

 

Notes

Driving IC

IC ball number

Schematics Pin Name

Pin Number

Pin Number

Schematics Pin Name

IC ball number

Driving IC

Notes

1

Diff 100 Ohm

AR8035

 

MDI_P0

2

1

12V

 

 

 

2

Diff 100 Ohm

AR8035

 

MDI_N0

4

3

12V

 

 

 

3

 

 

 

GND

6

5

12V

 

 

 

4

Diff 100 Ohm

AR8035

 

MDI_P1

8

7

12V

 

 

 

5

Diff 100 Ohm

AR8035

 

MDI_N1

10

9

12V

 

 

 

6

 

 

 

GND

12

11

12V

 

 

 

7

Diff 100 Ohm

AR8035

 

MDI_P2

14

13

12V

 

 

 

8

Diff 100 Ohm

AR8035

 

MDI_N2

16

15

12V

 

 

 

9

 

 

 

GND

18

17

GND

 

 

 

10

Diff 100 Ohm

AR8035

 

MDI_P3

20

19

SYS_RESET_IN_1v8#

 

PT7M3808G01

 

11

Diff 100 Ohm

AR8035

 

MDI_N3

22

21

SYSRST_OUT_3v3#

 

MC74VHC1GT08

 

12

 

 

 

GND

24

23

PROC_EC2_RXD0

AW3

LX2162A

TSEC_1588_TRIG_IN2 / GPIO_4[21]

13

 

AR8035

 

GBE0_LINK1000#

26

25

PROC_EC2_RXD1

AV2

LX2162A

TSEC_1588_PULSE_OUT1 / GPIO_4[20]

14

 

AR8035

 

GBE0_ACT#

28

27

PROC_EC2_RXD2

AU1

LX2162A

GPIO_4[19]

15

 

AR8035

 

GBE0_LINK#

30

29

PROC_EC2_RXD3

AR1

LX2162A

GPIO_4[18]

16

 

1.8V, CFG_RCW_SRC3, 10K Pull-up

AH6

CFG_RCW_SRC3

32

31

PROC_EC2_RX_CLK

AR3

LX2162A

TSEC_1588_CLK_IN / GPIO_4[22]

17

CFG_RCW_SRC0

LX2162A

AH4

UART2_TXD_1v8

34

33

GND

 

 

 

18

 

LX2162A

AE3

UART2_RXD_1v8

36

35

I1588_TRIG_IN1

AW1

LX2162A

TSEC_1588_TRIG_IN1 / GPIO_4[23]

19

PWRBTN# 

1.8V, GPIO3[6],
4.7K Pull-up

 

PROC_IRQ6

38

37

I1588_ALARM_OUT2

AR5

LX2162A

TSEC_1588_ALARM_OUT2 / GPIO_4[12]

20

ASLEEP / EVT9_B / GPIO_2[6]

1.8V,  10K Pull-up

AC1

CFG_RCW_SRC2

40

39

I1588_CLK_OUT

AU3

LX2162A

TSEC_1588_CLK_OUT / GPIO_4[14] / EC2_TXD1_S

21

LX2162A_RCLK0

 

AV6

IEEE_RCLK0

42

41

I1588_PULSE_OUT2

AU5

LX2162A

TSEC_1588_PULSE_OUT2 / GPIO_4[15] / EC2_TXD0_S

22

LX2162A_RCLK1

 

AT6

IEEE_RCLK1

44

43

I1588_ALARM_OUT1

AT4

LX2162A

TSEC_1588_ALARM_OUT1 / GPIO_4[13] / EC2_TXD2_S

23

GPIO_3[10]

1.8V,  4.7K Pull-up

U3

PROC_IRQ10

46

45

UART1_TXD_1v8

AD4

LX2162A

CFG_RCW_SRC1

24

SUS_S5#

1.8V,  4.7K Pull-up

R1

PROC_IRQ7

48

47

UART1_RXD_1v8

AC3

LX2162A

 

25

 

1.8V,  2.2K Pull-up

AG1

EMI2_MDC

50

49

PROC_IRQ11

U1

LX2162A

 

26

 

1.8V,  2.2K Pull-up

AG3

EMI2_MDIO

52

51

EMI1_3V3_MDC

 

NTSX2102GD

 

27

 

LX2162A

W5

TA_BB_TMP_DETECT_B

54

53

EMI1_3V3_MDIO

 

NTSX2102GD

 

28

GPIO_4[17] / EC2_GTX_CLK_S

LX2162A

AP6

PROC_EC2_GTX_CLK

56

55

FAN_TACHIN

 

 

 

29

 

 

 

GND

58

57

PROC_EC2_TX_EN

AV4

LX2162A

GPIO_4[16] / EC2_TX_CTL_S

30

 

NVT4857UK

 

SD_CMD

60

59

PROC_IRQ9

AA1

1.8V,  4.7K Pull-up

 

31

 

NVT4857UK

 

SD_D0

62

61

PROC_IRQ5

W1

1.8V,  4.7K Pull-up

 

32

 

NVT4857UK

 

SD_D1

64

63

PROC_IRQ1

P2

1.8V,  4.7K Pull-up

 

33

 

NVT4857UK

 

SD_D2

66

65

I2C3_SCL

P6

LX2162A

 

34

 

NVT4857UK

 

SD_D3

68

67

I2C3_SDA

N6

LX2162A

 

35

 

NVT4857UK

 

SD_CD

70

69

I2C5_SDA

K2

LX2162A

 

36

 

NVT4857UK

 

SD_CLK

72

71

I2C5_SCL

J1

LX2162A

 

37

Diff 90 Ohm

LX2162A

A5

USB_SSRX0+

74

73

USB0+

A9

LX2162A

Diff 90 Ohm

38

Diff 90 Ohm

LX2162A

B6

USB_SSRX0-

76

75

USB0-

B10

LX2162A

Diff 90 Ohm

39

Diff 90 Ohm

LX2162A

A7

USB_SSTX0+

78

77

GND

 

 

 

40

Diff 90 Ohm

LX2162A

B8

USB_SSTX0-

80

79

FAN_PWM

 

 

 

J1 Header*

 

Notes

Driving IC

IC ball number

Schematics Pin Name

Pin Number

Pin Number

Schematics Pin Name

IC ball number

Driving IC

Notes

 

Notes

Driving IC

IC ball number

Schematics Pin Name

Pin Number

Pin Number

Schematics Pin Name

IC ball number

Driving IC

Notes

1

 

 

 

GND

2

1

GND

 

 

 

2

Diff 100 Ohm

LX2162A

BG7

SD1_RX3_P

4

3

SD1_TX3_P

BE9

LX2162A

Diff 100 Ohm *DC block capacitor required

3

Diff 100 Ohm

LX2162A

BH8

SD1_RX3_N

6

5

SD1_TX3_N

BD10

LX2162A

Diff 100 Ohm *DC block capacitor required

4

 

 

 

GND

8

7

GND

 

 

 

5

Diff 100 Ohm

LX2162A

BG5

SD1_RX2_P

10

9

SD1_TX2_P

BE7

LX2162A

Diff 100 Ohm *DC block capacitor required

6

Diff 100 Ohm

LX2162A

BH6

SD1_RX2_N

12

11

SD1_TX2_N

BD8

LX2162A

Diff 100 Ohm *DC block capacitor required

7

 

 

 

GND

14

13

GND

 

 

 

8

Diff 100 Ohm

LX2162A

BC1

SD1_RX1_P

16

15

SD1_TX1_P

BC5

LX2162A

Diff 100 Ohm *DC block capacitor required

9

Diff 100 Ohm

LX2162A

BD2

SD1_RX1_N

18

17

SD1_TX1_N

BD4

LX2162A

Diff 100 Ohm *DC block capacitor required

10

 

 

 

GND

20

19

GND

 

 

 

11

Diff 100 Ohm

LX2162A

BA1

SD1_RX0_P

22

21

SD1_TX0_P

BA5

LX2162A

Diff 100 Ohm *DC block capacitor required

12

Diff 100 Ohm

LX2162A

BB2

SD1_RX0_N

24

23

SD1_TX0_N

BB4

LX2162A

Diff 100 Ohm *DC block capacitor required

13

 

 

 

GND

26

25

GND

 

 

 

14

Diff 100 Ohm

LX2162A

BG9

SD2_RX0_P

28

27

SD2_TX0_P

BE11

LX2162A

Diff 100 Ohm *DC block capacitor required

15

Diff 100 Ohm

LX2162A

BH10

SD2_RX0_N

30

29

SD2_TX0_N

BD12

LX2162A

Diff 100 Ohm *DC block capacitor required

16

 

 

 

GND

32

31

GND

 

 

 

17

Diff 100 Ohm

LX2162A

BG11

SD2_RX1_P

34

33

SD2_TX1_P

BE13

LX2162A

Diff 100 Ohm *DC block capacitor required

18

Diff 100 Ohm

LX2162A

BH12

SD2_RX1_N

36

35

SD2_TX1_N

BD14

LX2162A

Diff 100 Ohm *DC block capacitor required

19

 

 

 

GND

38

37

GND

 

 

 

20

Diff 100 Ohm

LX2162A

BG13

SD2_RX2_P

40

39

SD2_TX2_P

BE15

LX2162A

Diff 100 Ohm *DC block capacitor required

21

Diff 100 Ohm

LX2162A

BH14

SD2_RX2_N

42

41

SD2_TX2_N

BD16

LX2162A

Diff 100 Ohm *DC block capacitor required

22

 

 

 

GND

44

43

GND

 

 

 

23

Diff 100 Ohm

LX2162A

BG15

SD2_RX3_P

46

45

SD2_TX3_P

BE17

LX2162A

Diff 100 Ohm *DC block capacitor required

24

Diff 100 Ohm

LX2162A

BH16

SD2_RX3_N

48

47

SD2_TX3_N

BD18

LX2162A

Diff 100 Ohm *DC block capacitor required

25

 

 

 

GND

50

49

GND

 

 

 

26

Diff 100 Ohm / SD2_PLLF_REF_CLK_P

*100M HCSL required

BG19

CLK_SLOT1_P

52

51

CLK_161_BYP_P

 

 

Not Connected

27

Diff 100 Ohm/ SD2_PLLF_REF_CLK_N

*100M HCSL required

BH20

CLK_SLOT1_N

54

53

CLK_161_BYP_N

 

 

Not Connected

28

 

 

 

GND

56

55

GND

 

 

 

29

Diff 100 Ohm

LX2162A

BG23

SD2_RX4_P

58

57

SD2_TX4_P

BE23

LX2162A

Diff 100 Ohm *DC block capacitor required

30

Diff 100 Ohm

LX2162A

BH24

SD2_RX4_N

60

59

SD2_TX4_N

BD24

LX2162A

Diff 100 Ohm *DC block capacitor required

31

 

 

 

GND

62

61

GND

 

 

 

32

Diff 100 Ohm

LX2162A

BG25

SD2_RX5_P

64

63

SD2_TX5_P

BE25

LX2162A

Diff 100 Ohm *DC block capacitor required

33

Diff 100 Ohm

LX2162A

BH26

SD2_RX5_N

66

65

SD2_TX5_N

BD26

LX2162A

Diff 100 Ohm *DC block capacitor required

34

 

 

 

GND

68

67

GND

 

 

 

35

Diff 100 Ohm

LX2162A

BG27

SD2_RX6_P

70

69

SD2_TX6_P

BE27

LX2162A

Diff 100 Ohm *DC block capacitor required

36

Diff 100 Ohm

LX2162A

BH28

SD2_RX6_N

72

71

SD2_TX6_N

BD28

LX2162A

Diff 100 Ohm *DC block capacitor required

37

 

 

 

GND

74

73

GND

 

 

 

38

Diff 100 Ohm

LX2162A

BG29

SD2_RX7_P

76

75

SD2_TX7_P

BE29

LX2162A

Diff 100 Ohm *DC block capacitor required

39

Diff 100 Ohm

LX2162A

BH30

SD2_RX7_N

78

77

SD2_TX7_N

BD30

LX2162A

Diff 100 Ohm *DC block capacitor required

40

 

 

 

GND

80

79

GND

 

 

 

 

*No DC blocking capacitor on any of the SerDes lanes

Attachments

  File Modified

Microsoft Excel Spreadsheet LX2162A SOM pinout.xlsx

Mar 17, 2022 by Ilan Braun