Manufacturer of 16-bit and 32-bit DSPs with fair development tool support. Wide variety of precision analog components, as well as the MicroConverter, an 8051 microcontroller with a 12-bit A/D converter.

8051, AT91, AVR, AVR32 Microcontrollers
Atmel manufactures the popular 8051, the AT91 ARM7, Atmel AVR 8-bit RISC, and the AT57 dual CPU DSP. Flash varieties of most Atmel microcontrolelrs are available. Wide development tools support is available for the 8051 & AT91. Atmel's 8-bit AVR has many devotees. The Atmel AVR32 is an MCU/DSP hybrid that has a 7-stage pipeline with parallel out-of-order execution.

Fast Flash Microcontrollers
Manufactures a line of high-performance Flash 8051 microcontrollers, 50 MIPS peak at 50 MHz, as well as "secure" microcontrollers, an 8051 with a watch battery to keep the SRAM alive. Extensive development tools support. Now a division of Maxim Integrated Products.

C16x, C500, TriCore. Broad Range Supplier
8-bit microcontrollers based on the 8051. 16-bit ROM & OTP microcontrollers with outstanding development tool support. CAN and USB microcontrollers. A broad-range supplier of a wide variety of semiconductor products.

Fast Flash 8051 Microcontroller Families
The C8051Fxxx is a family of fast, Flash mixed signal 8051 microcontrollers. Peripherals include high performance A/D converters, 50MIPS peak performance JTAG based debug in each device. Supports ZigBee & USB. Formerly known as Cygnal Integrated Products.

Broad range supplier of digital & analog components
STMicroelectronics provides a comprehensive portfolio of high-performance 32-bit ARM-based microcontrollers, as well as their 8-bit ST6 and ST7 microcontrollers, the ST9 8/16-bit mcrocontrollers, and the µPSD3200 8051-compatible microcontroller. Training courses and on-line support available. Also manufactures a wide variety of analog, telecom, automotive, and communications semiconductors.

Worldwide leader of DSPs
Besides being the reigning DSP champ, TI also produces the MSP430, a low power 16-bit Flash microcontroller. Also manufacturers a wide variety of quality analog components, wireless, and telecom products.