M88TS5110 (DDR5 TS)
DDR5 LRDIMM
M88TS5110 (DDR5 TS)

M88TS5110 is a high-accuracy temperature sensor (TS) designed for DDR5 server DIMMs such as RDIMM and LRDIMM. The chip is compatible with the JEDEC TS5110 specification and supports two-wire I3C Basic bus (up to 12.5 MHz) and I²C bus (up to 1 MHz). The server CPU can communicate with the TS via the SPD Hub to manage the temperature of the memory module.

The TS is an important component of DIMMs for DDR5 servers. Current mainstream DIMMs are expected to be equipped with two TS chips per DIMM.

The left image shows the application of TS on the DDR5 LRDIMM as an example.

Feature
  • Compatible with JEDEC specificationCompatible with JEDEC specification
  • Temperature sensor with high accuracyTemperature sensor with high accuracy
  • Two-wire I²C and I3C serial bus interfaceTwo-wire I²C and I3C serial bus interface
  • Packet Error Check (PEC) FunctionPacket Error Check (PEC) Function
  • Parity Error Check FunctionParity Error Check Function
  • Bus Reset FunctionBus Reset Function
  • In-Band Interrupt (IBI)In-Band Interrupt (IBI)
  • 6-ball WLCSP package6-ball WLCSP package
Applications

DDR5 Server MRDIMM/MCRDIMM, RDIMM and LRDIMM

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