三星近期推出了应用于电动车方案的单片机S3F84A5，目前已可以提供开发工具以及样品，芯片经量产。
以下是S3F84A5特性说明

CPU
•  SAM8RC CPU core
Memory
•  400-byte general-purpose register (RAM)
•  16K-byte internal multi time program memory
Full-Flash
 √ Sector size: 128 Bytes
 √ 10 Years data retention
 √ Fast programming time:
                   + Chip erase: 10ms
                   + Sector erase: 10ms
                   + Byte program: 20us
 √ User programmable by ‘LDC’ instruction
 √ Endurance: 10,000 erase/program cycles
 √ Sector(128-bytes) erase available
 √ Byte programmable
 √ External serial programming support
 √ Expandable OBPTM(On board program)  
          sector 
Oscillation Sources
•  Crystal, or ceramic for main clock (10MHz max)
•  Internal RC: 8MHz (Typ.), 0.5MHz(Typ.) in
VDD=5V
•  CPU clock divider (1/1, 1/2, 1/8, 1/16)
Instruction Set
•  78 instructions
•  IDLE and STOP instructions added for
power-down modes
Instruction Execution Time
•  400 ns at 10-MHz fOSC (minimum, main clock)  
Interrupts
•  17 interrupt sources (5 external and 12 internal)
with 17 vectors / 8 levels
I/O Ports
•  Total 24 bit-programmable pins  
Basic Timer  
•  One programmable 8-bit basic timer (BT) for
Oscillation stabilization control  
Timers 
•  One 8-bit timer/counter (Timer A) with three
operating modes; Interval mode, capture mode
and PWM mode
•  One 8-bit timer/counter (Timer B) with two
operating mode; Interval mode, “8+2” bit PWM
mode.
•  One 16-bit capture timer/counter (Timer 0) with
three operating modes; Interval mode, Capture
mode for pulse period or duty and PWM mode.
PWM module
•  8-bit PWM
•  6 output channels with 2 compare units
√ Complementary or Independent of output
modes for each group
√ Edge and Center Aligned waveform modes
√ Programmable Dead-time control for
Complementary mode
•  3 interrupt sources (1 Overflow and 2 Match)
•  Clock divider: Fxx/256, Fxx/64, Fxx/8, Fxx/1.
A/D Converter
•  10-bit conversion resolution  
•  Eight analog input channels
•  Integrated sample and hold circuitry
•  Interrupt on ADC conversion complete
• Event trigger
Asynchronous UART  
•  Programmable baud rate generator
•     Support serial data transmit/receive operations
with 8-bit, 9-bit UART
Low Voltage Reset (LVR)
•  Low Voltage Check to make system reset  
•  VLVR = 2.3V, 3.0V, 3.6V, 3.9V (by smart option)
Operating Temperature Range
•  –40 °C to + 85 °C
Operating Voltage Range
•  2.0 V to 5.5 V @ 0.4 ~ 8MHz (LVR Disable)
LVR to 5.5 V @ 0.4 ~ 8MHz (LVR Enable)
4.5 V to 5.5 V @ 0.4 ~ 10MHz
Smart Option
•  LVR enable/disable
•  P0.2/nRESET pin selection
•  ISPTM (On-Board Programming)
Package Type
•  28-pin SOP