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 |
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1 |
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| PWR_OK | 2 | 1 | EVT0_B | T4 | 1.8V, GPIO_3[12], 4.7K Pull-up | SMB_ALERT# |
2 |
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| VBAT | 4 | 3 | EVT1_B | T6 | 1.8V, GPIO_3[13], 4.7K Pull-up | THRM# |
3 |
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| 5V | 6 | 5 | EVT2_B | U5 | 1.8V, GPIO_3[14], 4.7K Pull-up |
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4 |
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| 5V | 8 | 7 | EVT4_B | AA3 | 1.8V, GPIO_3[16], 4.7K Pull-up |
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5 | PROC_TMS | LX2162A | E21 | DUT_TMS | 10 | 9 | EVT3_B | Y4 | 1.8V, GPIO_3[15], 4.7K Pull-up |
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6 | PROC_TCK | LX2162A | E23 | DUT_TCK | 12 | 11 | TA_BB_VDD |
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7 |
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| 3.3V | 14 | 13 | TMP_DETECT_B | Y6 | 1.8V, 4.7K Pull-up |
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8 | PROC_TDI | LX2162A | F20 | DUT_TDI | 16 | 15 | OVDD |
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9 |
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| I2C_MASTER_SCL | 18 | 17 | V_2.5 |
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10 |
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| I2C_MASTER_SDA | 20 | 19 | V_2.5 |
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11 | PROC_TDO | LX2162A | E19 | DUT_TDO | 22 | 21 | I2C1_SCL_3p3 |
| NTSX2102GD, 2.2K Pull-up |
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12 |
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| TA_PROG_SFP | 24 | 23 | I2C1_SDA_3p3 |
| NTSX2102GD, 2.2K Pull-up |
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13 | FTM1_CH4 / GPIO_3[0] | 1.8V, 4.7K Pull-up | R5 | PROC_IRQ0 | 26 | 25 | SPI_D0_1v8 |
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14 |
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| SPI_MUX_1v8_3v3 | 28 | 27 | SPI_D1_1v8 |
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15 |
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| SPI_CS_B_1v8 | 30 | 29 | SPI_SCK_1v8 |
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J2 Header
| Notes | Driving IC | IC ball number | Schematics Pin Name | Pin Number | Pin Number | Schematics Pin Name | IC ball number | Driving IC | Notes |
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1 | Diff 100 Ohm | AR8035 |
| MDI_P0 | 2 | 1 | 12V |
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2 | Diff 100 Ohm | AR8035 |
| MDI_N0 | 4 | 3 | 12V |
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3 |
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| GND | 6 | 5 | 12V |
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4 | Diff 100 Ohm | AR8035 |
| MDI_P1 | 8 | 7 | 12V |
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5 | Diff 100 Ohm | AR8035 |
| MDI_N1 | 10 | 9 | 12V |
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6 |
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| GND | 12 | 11 | 12V |
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7 | Diff 100 Ohm | AR8035 |
| MDI_P2 | 14 | 13 | 12V |
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8 | Diff 100 Ohm | AR8035 |
| MDI_N2 | 16 | 15 | 12V |
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9 |
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| GND | 18 | 17 | GND |
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10 | Diff 100 Ohm | AR8035 |
| MDI_P3 | 20 | 19 | SYS_RESET_IN_1v8# |
| PT7M3808G01 |
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11 | Diff 100 Ohm | AR8035 |
| MDI_N3 | 22 | 21 | SYSRST_OUT_3v3# |
| MC74VHC1GT08 |
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12 |
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| 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 |
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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], |
| 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 |
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25 |
| 1.8V, 2.2K Pull-up | AG1 | EMI2_MDC | 50 | 49 | PROC_IRQ11 | U1 | LX2162A |
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26 |
| 1.8V, 2.2K Pull-up | AG3 | EMI2_MDIO | 52 | 51 | EMI1_3V3_MDC |
| NTSX2102GD |
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27 |
| LX2162A | W5 | TA_BB_TMP_DETECT_B | 54 | 53 | EMI1_3V3_MDIO |
| NTSX2102GD |
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28 | GPIO_4[17] / EC2_GTX_CLK_S | LX2162A | AP6 | PROC_EC2_GTX_CLK | 56 | 55 | FAN_TACHIN |
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29 |
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| 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 |
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31 |
| NVT4857UK |
| SD_D0 | 62 | 61 | PROC_IRQ5 | W1 | 1.8V, 4.7K Pull-up |
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32 |
| NVT4857UK |
| SD_D1 | 64 | 63 | PROC_IRQ1 | P2 | 1.8V, 4.7K Pull-up |
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33 |
| NVT4857UK |
| SD_D2 | 66 | 65 | I2C3_SCL | P6 | LX2162A |
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34 |
| NVT4857UK |
| SD_D3 | 68 | 67 | I2C3_SDA | N6 | LX2162A |
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35 |
| NVT4857UK |
| SD_CD | 70 | 69 | I2C5_SDA | K2 | LX2162A |
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36 |
| NVT4857UK |
| SD_CLK | 72 | 71 | I2C5_SCL | J1 | LX2162A |
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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 |
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40 | Diff 90 Ohm | LX2162A | B8 | USB_SSTX0- | 80 | 79 | FAN_PWM |
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