Semiconductor Products Insight

Semiconductor Products Insight

The low cost MCU war rages on

31

Jan

2023

ST illuminates Januray with its lowest cost Cortex-M0+ family, the STM32C0, ready to attack the 8-bit MCU market. Renesas did not want to be outdone and released the RL78/G15, a 16-bit MCU targetting the same segment. In the meantime, Microchip unveiled another Cortex-M4 based MCU, well just one of its 14,000 MCU part numbers of which over half are 8-bit MCUs. The competition is heating up there…


Infineon
No change this month.
Microchip
This month, Microchip added close to 200 variants of existing parts in the DSPIC33C, PIC16F and PIC18F families.
There was one addition that caught our attention, the EEC1727 that is sampling now.
The EEC1727 is designed for security and storage enclosure platforms and based on a Cortex-M4F with 416kB of RAM. The secure bootloader authenticates and optionally decrypts the SPI Flash OEM boot image using the AES256, ECDSA, SHA-512 cryptographic hardware accelerators. The EEC1727 is designed to be incorporated into low power PC architecture designs and supports ACPI sleep states (S0-S5). Price is a $5.35/1k.

Nordic
No change.
Nuvoton
No change.
NXP
NXP finally released the documentation for the i.MXRT500 at the lower end of the CrossOver MCU portfolio of MCUs.
The i.MX RT500 is a family of dual-Cortex-M33 cores combined with a Cadence® Xtensa® Fusion F1 Audio DSP. The Cortex-M33 includes two hardware coprocessors providing enhanced performance for an array of complex algorithms along with a 2D Vector GPU with LCD Interface and MIPI DSI PHY. The device has up to 5 MB SRAM, two FlexSPIs (Octal/Quad SPI Interfaces) each with 32 KB cache, one with dynamic decryption, high-speed USB device/host + PHY, 12-bit 1 MS/s ADC, Analog Comparator, Audio subsystems supporting up to 8 DMIC channels, 2D GPU and LCD Controller with MIPI DSI PHY, SDIO/eMMC, FlexIO, AES/SHA/Crypto M33 coprocessor and PUF key generation.
Renesas
Renesas released 43 and 181 new variants respectively in the RA and RX families and over 400 in the RL78 family, including the new RL78/G15 family with 48 part numbers.
The RL78/G15 is a 16 MHz GP MCU with the smallest 8-pin package in the RL78 Family, with Flash memory of 4 to 8 kB and 1kB of RAM. It is compatible with the existing RL78 Family and can be used in a wide range of applications, from home appliances and consumer electronics to industrial equipment.
SiliconLabs
No significant change.
ST Microelectronics
After a year of calm, ST woke up after the turn of the year by announcing its lowest cost Cortex-M0+ family, the STM32C0.
The tag line tells it all: Your next 8-bit MCU is a 32-bit. It’s called STM32C0!
The C0 runs at 48MHz, and provides 4 combinations of Flash/RAM (16/6, 16/12, 32/6, 32/12) across 9 packages from 8-pin SON to a 48-pin LQFP/UFQFPN. All include 2 UARTs, a 12-bit ADC, DMA and timers. Prices range from $0.43 to $0.93/10k, indeed getting into the realm of the 8-bits MCUs.
Texas Instruments
No change to the TI portfolio this month.
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