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CY15B201QN-50SXET
  • CY15B201QN-50SXET

CY15B201QN-50SXET

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The CY15B201QN-50SXET is a 1-Mb EXCELON™ Auto Ferroelectric RAM (F-RAM) with virtually unlimited endurance of 10 trillion read/write cycles and 121-year data retention. Operating from 1.8 V to 3.6 V across -40°C to +125°C, it meets AEC-Q100 Grade 1 automotive requirements. The device supports SPI up to 50 MHz, advanced write protection, and unique ID and serial number registers. Low-power modes and robust data integrity suit automotive and industrial applications.

Infineon Technologies CY15B201QN-50SXET Product Info

16 April 2026 0

Parameters

Density

1 MBit

Family

Excelon™

Frequency

50 MHz

Interfaces

SPI

Operating Temperature range

-40 °C to 125 °C

Operating Voltage range

1.8 V to 3.6 V

Organization (X x Y)

128Kb x 8

Planned to be available until at least

2033

Qualification

Automotive(E)

Features

  • 1-Mb ferroelectric RAM, 128 K × 8
  • Virtually unlimited endurance, 10^13 cycles
  • 121-year data retention at 85°C
  • Instant non-volatile write, no delays
  • Fast SPI interface up to 50 MHz
  • Supports SPI modes 0 and 3
  • Advanced write protection: hardware &
  • Device and unique ID, serial number support
  • Dedicated 256-byte special sector
  • Low active (4.3 mA), standby (3.2 µA) current
  • Deep Power Down and Hibernate modes
  • Wide VDD: 1.8 V to 3.6 V

Description

  • Reliable data even after power loss
  • No wear-out, ideal for frequent writes
  • Fast writes, no waiting or polling needed
  • High-speed operation for demanding apps
  • Flexible integration with standard SPI
  • Enhanced data security and protection
  • Unique ID simplifies traceability
  • Special sector survives reflow soldering
  • Low power extends battery/system life
  • Power modes minimize standby drain
  • Operates in harsh environments
  • Drop-in replacement for serial EEPROM/flash

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