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Manufacturer Part #


CY8C32xx Series 64 kB Flash 8 kB RAM 50 MHz 8-Bit PSoC®3 - QFN-68

Product Specification Section
Technical Attributes
Attributes Table
Family Name: PSoC®3
Core Processor: 8051
Program Memory Type: Flash
Flash Size (Bytes): 64kB
RAM Size: 8kB
Speed: 50MHz
No of I/O Lines: 46
InterfaceType / Connectivity: I2C/SPI/UART
Peripherals: I2C/PWM/SPI/UART/Watchdog
Number Of Timers: 4
Supply Voltage: 1.8V to 5.5V
Operating Temperature: -40°C to +85°C
Watchdog Timers: 1
Package Style:  QFN-68
Mounting Method: Surface Mount
Features & Applications
The CY8C3246LTI-149 is a part of CY8C32 Series Microcontroller. It has 8 Kilo Bytes RAM and 64 KB of Flash PSoC Programmable System-On-Chip Memory. It has an Operating Temperature of –40 °C to +85 °C. Available in QFN-68 Package.

The CY8C32 family offers a modern method of signal acquisition, signal processing, and control with high accuracy, high bandwidth, and high flexibility. Analog capability spans the range from thermocouples (near DC voltages) to ultrasonic signals.


  • Single cycle 8051 CPU core
    • DC to 50 MHz operation
    • Multiply and divide instructions
    • Flash program memory, up to 64 KB, 100,000 write cycles, 20 years retention, and multiple security features
  • Low voltage, ultra low-power
    • Wide operating voltage range: 0.5 V to 5.5 V
    • High efficiency boost regulator from 0.5-V through 1.8-V to 5.0-V output
  • Versatile I/O system
    • 28 to 72 I/O (62 GPIOs, eight special input/outputs (SIO), two USBIOs[2])
    • Any GPIO to any digital or analog peripheral routability
  • Digital peripherals
    • 16 to 24 programmable PLD based universal digital blocks (UDB)
    • Full-speed (FS) USB 2.0 12 Mbps using internal oscillator[2]
    • Up to four 16-bit configurable timer, counter, and PWM blocks
  • Programming, debug, and trace
    • JTAG (4-wire), serial wire debug (SWD) (2-wire), and single wire viewer (SWV) interfaces
    • Eight address and one data breakpoint
  • Temperature and packaging
    • –40°C to +85°C degrees industrial temperature
    • 48-pin SSOP, 48-pin QFN, 68-pin QFN, and 100-pin TQFP package options
Pricing Section
Minimum Order:
Multiple Of:
On Order:
Factory Stock:Factory Stock:
Factory Lead Time:
28 Weeks
Web Price
Product Variant Information section