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Manufacturer Part #


XS1-L Series 64 kB RAM 500 MIPS 8-Core 32-Bit Microcontroller - TQFP-48

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Mfr. Name: XMOS
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Product Specification Section
XMOS XS1-L8A-64-TQ48-C4 - Technical Attributes
Attributes Table
RAM Size: 64kB
Data Bus Width: 32b
Clock Frequency-Max: 400MHz
Package Style:  TQFP-48
Mounting Method: Surface Mount
$Features & Applications
The XS1-L01A-TQ48-C4 is a Dual-Core Device with Advanced Multi-Threaded RISC Architecture. The device consists of two XCores, each comprising an event-driven processor with tightly integrated I/O and on-chip memory.

The XMOS XS1-L02A-QF124 is a powerful device that provides a simple design process and highly-flexible solution to many applications. It has an Operating temperature ranges b/w -40 °C to 85 °C and it is available in a QFN-124 package.


  • Programmable I/O
    • 84 general-purpose I/O pins, configurable as input, output or bi-directional ports
    • Port sampling rates of up to 60MHz with respect to an external clock
    • 64 channel ends for communication with other threads, on or off-chip
  • Memory
    • 128 KB internal single-cycle SRAM for code and data storage
    • 16 KB internal OTP for application boot code
  • JTAG Module for On-Chip Debug
  • Security Features
    • Programming lock disables debug and prevents read-back of memory contents
    • AES bootloader ensures secrecy of IP held on external flash memory
  • Ambient Temperature Range
    • Commercial qualification: 0 °C to 70 °C
    • Industrial qualification: -40 °C to 85 °C
  • Speed Grade
    • 5: 500 MIPS
    • 4: 400 MIPS
  • Power Consumption
    • Active Mode
      • 400 mA at 500MHz (typical)
      • 320 mA at 400MHz (typical)
    • Standby Mode
      • 28 mA
    • Sleep Mode
      • Programmable PCU module puts device into sleep mode
      • Wakeup on external signal or timeout
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