Introduction
This guide contains a selection of photos and chip identification summary for the Valve Index.
Check out our Valve Index teardown for more details.
Special thanks to community member CChin for his contribution!
Video Overview
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Chip ID, part 1:
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Lattice Semiconductor iCE40HX8K-CB132 iCE40 HX FPGA
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Nordic Semiconductor nRF52840 Bluetooth low energy 5.3 SoC
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EtronTech eSP776U FHD multi-camera ISP bridge
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Winbond W25Q32JW 4 MB serial NOR flash memory
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Analogix ANX7530 SlimPort 4K UHD receiver
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Cirrus Logic CS47L35 audio codec w/ DSP
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Nuvoton NPCA110PA0YX audio enhancing engine and codec
Ask FixBot
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Chip ID, part 2:
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Microchip USB5744 4-port USB hub controller
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VIA Labs VL671-Q4 USB 2.0 to USB 3.1 transaction translator
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Texas Instruments LP8556SQ-E09 LED backlight driver
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Texas Instruments LP5562 4-ch LED driver w/ program memory
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Texas Instruments TS3A5223 2-ch. SPDT analog switch
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Toll Microelectronic TMI3255T 5 A synchronous step-down converter
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Texas Instruments TPS22915C 2 A load switch
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Chip ID, part 3:
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Texas Instruments LP5907MFX-3.3 250 mA / 3.3 V LDO regulator
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Texas Instruments LP2951-50 100 mA / 5.0 V LDO regulator
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Chip ID, part 4 - sensors:
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TDK-InvenSense ICM-20602 6-axis MEMS accelerometer & gyroscope
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Microchip AT30TS0x temperature sensor (likely)
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Chip ID, part 1:
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Microchip ATSAMG55J19B-MU 32-bit ARM Cortex-M4 microcontroller w/ flash - 32 kB
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NXP Semiconductor LPC11U14 32-bit ARM Cortex-M0 microcontroller w/ flash - 32 kB
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Winbond W25X10CL 1 Mb serial NOR flash memory
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Macronix MX25L512E 64 KB serial NOR flash memory
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Goodix TFA9892 13.2 W class-D audio amplifier
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Texas Instruments LP5562 4-ch LED driver w/ program memory
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Texas Instruments TPS65132T6 dual output power supply
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Chip ID, part 2:
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Texas Instruments TS5USBC41x USB 2.0 dual SPDT analog switch w/ overvoltage protection
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Texas Instruments TS3USB30E USB 2.0 dual-channel SPDT analog switch
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Texas Instruments TPS562201 2 A synchronous step-down converter
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Texas Instruments TPS563209 3 A synchronous step-down voltage regulator
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Toll Microelectronic TMI3255T 5 A synchronous step-down converter
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Texas Instruments TPS259571 eFuse w/ overvoltage protection
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Texas Instruments TPS2H000-Q1 2-ch. smart high-side power switch
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Chip ID, part 3:
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Texas Instruments TPS22915C 2 A load switch
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Texas Instruments TPS22970 4 A load switch
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Texas Instruments TLV70728P 200 mA / 2.8 V LDO regulator
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Nexperia 74LVC157A quad 2-input multiplexer
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Texas Instruments TCA9803 2-bit level-translating bus buffer/repeater
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Texas Instruments SN74AUP2G125 dual bus buffer
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Texas Instruments SN74AVC4T245 4-bit dual-supply bus transceiver
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Chip ID, part 1:
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Microchip ATSAMG55J19B-MU 32-bit ARM Cortex-M4 microcontroller w/ flash - 32 kB
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Fitipower Integrated Tech FP6183-12X7 300 mA / 1.2 V LDO regulator
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onsemi NCP161AMX330TBG 450 mA / 3.3 V LDO regulator
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Renesas load switch (likely)
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Chip ID, part 1:
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Lattice Semiconductor iCE40HX8K-BG121 iCE40 HX FPGA
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Cirque 1CA037 touch controller
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Texas Instruments BQ24297 3 A Li-Ion battery charger
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Texas Instruments BQ27421-G1D battery fuel gauge
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Renesas mixed signal array
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Texas Instruments TPS630250 2 A buck-boost converter
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onsemi NCP161AMX300TBG 450 mA / 3.0 V LDO regulator
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Chip ID, part 2 - sensors:
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TDK-InvenSense ICM-20602 6-axis MEMS accelerometer & gyroscope
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1 Guide Comment
Is this repairable like the Steam Deck? Has Valve become a repair friendly company or no?
