Traveo™ II CYT4BF Series

Overview

Cypress’ Traveo™ II CYT4BF series MCUs comes with processing power and network connectivity built into the Arm® Cortex®-M7F dual core.

 

Description: 

Cypress’ Traveo II CYT4BF series microcontrollers are designed for connected-car ready inside and outside automobiles. This family of MCUs deliver on the promise of high-performance and robust safety.

Key features:

32-bit MCU Core Systems:

  • 350-MHz Arm® Cortex®-M7 Dual
  • I/D-Cache
  • 8MB Flash
  • 256KB Work Flash
  • 1024KB SRAM
  • Cortex®-M0+ for Crypto

2.7-V to 5.5-V Supply Voltages:

Interfaces:

  • Up to 10-ch CAN FD,
  • Up to 11-ch SCB
  • Up to 20-ch LIN-UART
  • eMMC/SDHC
  • SMIF (QSPI/HS-SPI/HyperBus)
  • Up to 2-ch 10/100/1000-Mbit Ethernet
  • FlexRay
  • I2S/TDM with TX 3ch and RX 2ch

AD Converter:

  • Up to 96-ch
  • Up to 96 ch with 12-bit resolution
  • 3 successive approximation ADC units (SAR ADC)

Timers:

  • 15-ch motor control
  • 87-ch 16-bit timer/counter/pulse-width modulation (TCPWM)
  • 16-ch 32-bit TCPWM
  • Event Generation Timer

Packages:

  • 176-pin TEQFP
  • 272-ball BGA
  • 320-ball BGA 

Functional Safety: A Holistic System-level approach for safe application software.

The required security for emerging automotive platforms.

Traveo II embeds dedicated features to increase data security in the car:

  • Traveo II is an ISO 26262 Safety-Element-Out-of-Context product.
  • Traveo II supports safety critical applications up to ASIL-B.
  • Traveo II software is developed according to ISO 26262.
  • Traveo II is supplemented by safety documents.

Security and safety features:

  • Embedded eSHE (Enhanced Secure Hardware Extension),
  • HSM (Hardware Security Module)
  • Hardware-accelerated cryptography engine (on/off option)*
  • One Time Programmable Fuses (OTP) to manage device lifecycle
  • Memory protection unit (MPU), shared memory protection unit (SMPU) and peripheral protection unit (PPU) for memory and peripheral protection
  • Support JTAG security for secure debugging
  • Safety features: ECC for memory, monitors for power supply voltage and clock, watchdogs, and self-test libraries.

CYT4BF product series lineup

Product
Name		 CPU Freq. (MHz) Power Supply
(V)		 Flash
(Code + Work) (KB)		 SRAM (KB) 12 bit ADC (ch) SCB (ch) CAN FD (ch) LIN (ch) Ethernet (ch) FlexRay (unit) eMMC (ch) Security Package
CYT4BF8CD 2x350 IO:2.7 to 5.5 and
2.7 to 3.6
Core: 1.05 to 1.15		 8384 + 256 1024 81 10 10 17 1 1 1 eSHE & HSM TEQFP-176
CYT4BFBCH 96 11 10 20 2 eSHE & HSM BGA-272
CYT4BFCCH 96 11 10 20 2 eSHE & HSM BGA-320
Highlights

CYT4BF Series Block diagram

Details
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