# VSC8574XKS-05 (Component)
## Description
Interface - Telecommunications
VSC8574XKS-05
PBGA-256_L17.0-W17.0-R16-C16-P1.00-TL
LCSC Part Number: C1522110
JLCPCB Part Class: Extended Part
Manufactured by MICROCHIP(美国微芯)
## Component Details
- **Owner:** lcsc
- **Created:** 3/17/2026
- **Last Updated:** 3/17/2026
- **Visibility:** Public
- **Manufacturer Name:** MICROCHIP(美国微芯)
- **LCSC Part Number:** C1522110
- **Part Type:** Interface - Telecommunications
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Part Number:** VSC8574XKS-05
- **Package or Case Code:** PBGA-256_L17.0-W17.0-R16-C16-P1.00-TL
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/vsc8574xks-05/microchip-technology.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C1522110.html) | $66.1222 | 1 |
| [Mouser](https://www.mouser.com/ProductDetail/Microchip-Technology/VSC8574XKS-05?qs=byeeYqUIh0OmtWLp6L0iQA%3D%3D) | $89.29 | 60 |
| [Verical](https://www.verical.com/pd/microchip-technology-phy-VSC8574XKS-05-6117919?utm_currency=USD) | $94.75 | 33 |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Microchip
- **MPN:** VSC8574XKS-05
- **Mount Type:** PCB
- **Package / Case Code:** PBGA
- **Pin Count:** 256
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1588_SPI_CLK | E16 | |
| A1 | NC_1 | |
| A2 | TXVPA_3 | |
| A3 | TXVPB_3 | |
| A4 | TXVPC_3 | |
| A5 | TXVPD_3 | |
| A6 | TXVPA_2 | |
| A7 | TXVPB_2 | |
| A8 | TXVPC_2 | |
| A9 | TXVPD_2 | |
| A10 | TXVPA_1 | |
| A11 | TXVPB_1 | |
| A12 | TXVPC_1 | |
| A13 | TXVPD_1 | |
| A14 | TXVPA_0 | |
| A15 | TXVPB_0 | |
| A16 | NC_2 | |
| B1 | VSS_1 | |
| B2 | TXVNA_3 | |
| B3 | TXVNB_3 | |
| B4 | TXVNC_3 | |
| B5 | TXVND_3 | |
| B6 | TXVNA_2 | |
| B7 | TXVNB_2 | |
| B8 | TXVNC_2 | |
| B9 | TXVND_2 | |
| B10 | TXVNA_1 | |
| B11 | TXVNB_1 | |
| B12 | TXVNC_1 | |
| B13 | TXVND_1 | |
| B14 | TXVNA_0 | |
| B15 | TXVNB_0 | |
| B16 | VSS_2 | |
| C1 | REFCLK_N | |
| C2 | VDD25A_1 | |
| C3 | THERMDA | |
| C4 | VDD25A_2 | |
| C5 | VSS_3 | |
| C6 | VDD25A_3 | |
| C7 | VDD1A_1 | |
| C8 | VDD1A_2 | |
| C9 | VDD1A_3 | |
| C10 | RESERVED_1 | |
| C11 | VDD25A_4 | |
| C12 | VSS_4 | |
| C13 | VDD1A_4 | |
| C14 | VDD25A_5 | |
| C15 | TXVNC_0 | |
| C16 | TXVPC_0 | |
| CLK_SQUELCH_IN | E15 | |
| D1 | REFCLK_P | |
| D2 | THERMDC_VSS | |
| D3 | REF_FILT_A | |
| D4 | REF_REXT_A | |
| D5 | VSS_6 | |
| D6 | VSS_7 | |
| D7 | VSS_8 | |
| D8 | VSS_9 | |
| D9 | VSS_10 | |
| D10 | VSS_11 | |
| D11 | VSS_12 | |
| D12 | VSS_13 | |
| D13 | RESERVED_2 | |
| D14 | VSS_71 | |
| D15 | TXVND_0 | |
| D16 | TXVPD_0 | |
| FIBRIN_0 | T15 | |
| FIBRIN_1 | T11 | |
| FIBRIN_2 | T7 | |
| FIBRIN_3 | T3 | |
| FIBRIP_0 | R15 | |
| FIBRIP_1 | R11 | |
| FIBRIP_2 | R7 | |
| FIBRIP_3 | R3 | |
| FIBRON_0 | T14 | |
| FIBRON_1 | T10 | |
| FIBRON_2 | T6 | |
| FIBRON_3 | T2 | |
| FIBROP_0 | R14 | |
| FIBROP_1 | R10 | |
| FIBROP_2 | R6 | |
| FIBROP_3 | R2 | |
| GPIO0/SIGDET0 | N14 | |
| GPIO13/1588_SPI_DO | H14 | |
| J1 | LED0_2 | |
| J2 | LED1_2 | |
| J3 | LED2_2 | |
| J4 | LED3_2 | |
| J5 | VDD1_9 | |
| J6 | VSS_39 | |
| J7 | VSS_40 | |
| J8 | VSS_41 | |
| J9 | VSS_42 | |
| J10 | VSS_43 | |
| J11 | VSS_44 | |
| J12 | VDD1_10 | |
| J13 | VSS_78 | |
| J14 | GPIO12/1588_SPI_CS | |
| J15 | 1588_DIFF_INPUT_CLK_P | |
| J16 | 1588_DIFF_INPUT_CLK_N | |
| K1 | LED0_3 | |
| K2 | LED1_3 | |
| K3 | LED2_3 | |
| K4 | LED3_3 | |
| K5 | VDD1_11 | |
| K6 | VSS_45 | |
| K7 | VSS_46 | |
| K8 | VSS_47 | |
| K9 | VSS_48 | |
| K10 | VSS_49 | |
| K11 | VSS_50 | |
| K12 | VDD1_12 | |
| K13 | GPIO8/I2C_SDA | |
| K14 | GPIO9/FASTLINK-FAIL | |
| K15 | GPIO10/1588_LOAD_SAVE | |
| K16 | GPIO11 | |
| L1 | RESERVED_5 | |
| L2 | RESERVED_11 | |
| L3 | COMA_MODE | |
| L4 | RESERVED_3 | |
| L5 | VDD1_13 | |
| L6 | VSS_51 | |
| L7 | VSS_52 | |
| L8 | VSS_53 | |
| L9 | VSS_54 | |
| L10 | VSS_55 | |
| L11 | VSS_56 | |
| L12 | VDD1_14 | |
| L13 | GPIO4/I2C_SCL_0 | |
| L14 | GPIO5/I2C_SCL_1 | |
| L15 | GPIO6/I2C_SCL_2 | |
| L16 | GPIO7/I2C_SCL_3 | |
| LED0_0 | G1 | |
| LED0_1 | H1 | |
| LED1_0 | G2 | |
| LED1_1 | H2 | |
| LED2_0 | G3 | |
| LED2_1 | H3 | |
| LED3_0 | G4 | |
| LED3_1 | H4 | |
| M1 | RESERVED_6 | |
| M2 | MDINT | |
| M3 | NRESET | |
| M4 | VDD25_2 | |
| M5 | VDD1_15 | |
| M6 | VSS_57 | |
| M7 | VSS_58 | |
| M8 | VSS_59 | |
| M9 | VSS_60 | |
| M10 | VSS_61 | |
| M11 | VSS_62 | |
| M12 | VDD1_16 | |
| M13 | VDD25_3 | |
| M14 | GPIO1/SIGDET1 | |
| M15 | GPIO2/SIGDET2 | |
| M16 | GPIO3/SIGDET3 | |
| MDC | P2 | |
| MDIO | N2 | |
| NC_3 | T1 | |
| NC_4 | T16 | |
| PHYADD2 | G13 | |
| PHYADD3 | G14 | |
| PHYADD4 | F14 | |
| RCVRDCLK1 | F16 | |
| RCVRDCLK2 | G16 | |
| RDN_0 | P16 | |
| RDN_1 | T12 | |
| RDN_2 | T8 | |
| RDN_3 | T4 | |
| RDP_0 | P15 | |
| RDP_1 | R12 | |
| RDP_2 | R8 | |
| RDP_3 | R4 | |
| REFCLK_SEL2 | E1 | |
| RESERVED_4 | P4 | |
| RESERVED_7 | N1 | |
| RESERVED_8 | P1 | |
| RESERVED_9 | N3 | |
| RESERVED_10 | N4 | |
| SerDes_Rext_0 | P14 | |
| SerDes_Rext_1 | N13 | |
| TCK | F3 | |
| TDI | F2 | |
| TDN_0 | N16 | |
| TDN_1 | T13 | |
| TDN_2 | T9 | |
| TDN_3 | T5 | |
| TDO | F1 | |
| TDP_0 | N15 | |
| TDP_1 | R13 | |
| TDP_2 | R9 | |
| TDP_3 | R5 | |
| TMS | E2 | |
| TRST | E3 | |
| VDD1_1 | E5 | |
| VDD1_2 | E12 | |
| VDD1_3 | F5 | |
| VDD1_4 | F12 | |
| VDD1_5 | G5 | |
| VDD1_6 | G12 | |
| VDD1_7 | H5 | |
| VDD1_8 | H12 | |
| VDD1_17 | N5 | |
| VDD1_18 | N12 | |
| VDD1A_5 | P6 | |
| VDD1A_6 | P7 | |
| VDD1A_7 | P8 | |
| VDD1A_8 | P9 | |
| VDD1A_9 | P10 | |
| VDD1A_10 | P11 | |
| VDD25_1 | H13 | |
| VDD25_4 | P3 | |
| VDD25A_6 | E4 | |
| VDD25A_7 | E13 | |
| VDD25A_8 | P5 | |
| VDD25A_9 | P12 | |
| VDD25A_10 | P13 | |
| VSS_14 | E6 | |
| VSS_15 | E7 | |
| VSS_16 | E8 | |
| VSS_17 | E9 | |
| VSS_18 | E10 | |
| VSS_19 | E11 | |
| VSS_20 | F4 | |
| VSS_21 | F6 | |
| VSS_22 | F7 | |
| VSS_23 | F8 | |
| VSS_24 | F9 | |
| VSS_25 | F10 | |
| VSS_26 | F11 | |
| VSS_27 | G6 | |
| VSS_28 | G7 | |
| VSS_29 | G8 | |
| VSS_30 | G9 | |
| VSS_31 | G10 | |
| VSS_32 | G11 | |
| VSS_33 | H6 | |
| VSS_34 | H7 | |
| VSS_35 | H8 | |
| VSS_36 | H9 | |
| VSS_37 | H10 | |
| VSS_38 | H11 | |
| VSS_63 | N6 | |
| VSS_64 | N7 | |
| VSS_65 | N8 | |
| VSS_66 | N9 | |
| VSS_67 | N10 | |
| VSS_68 | N11 | |
| VSS_69 | R1 | |
| VSS_70 | R16 | |
| VSS_72 | E14 | |
| VSS_73 | F13 | |
| VSS_74 | F15 | |
| VSS_75 | G15 | |
| VSS_76 | H15 | |
| VSS_77 | H16 | |
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*Generated from [https://www.flux.ai/lcsc/vsc8574xks-05~kxiu](https://www.flux.ai/lcsc/vsc8574xks-05~kxiu)*