Features – Samsung S3F401F User Manual
Page 16
PRODUCT OVERVIEW
S3F401F_UM_REV1.00
1-2
2. FEATURES
CPU
•
ARM7TDMI-S CPU Core
•
32-bit RISC architecture
Memory
•
256 Kbytes Internal Program Full Flash
•
20 Kbytes Internal SRAM
•
Only little-endian support
General purpose I/O Pins
•
Max. 65 pins
•
31 external interrupts
8-Bit Basic Timer
•
Programmable interval timer
•
Watch-dog timer’s clock source, overflow of 8-bit
counter
Watchdog Timer
•
System reset when 3-bit counter overflow
Six 16-bit Timer/Counters (T/C0 - T/C5)
•
Programmable interval timer
•
External event counter function
•
PWM function and capture function
Two Inverter Motor Controllers
•
3-Phase pairs’
PWM generation
•
Programmable dead time insertion
•
ADC conversion start signal generation
Two 16-Bit Encoder Counter
•
Support position counter and speed counter
•
Up/Down counter
•
3 inputs, Phase A,B and Z
•
Capture mode support
Two channel 16-Bit Synchronous Serial Port
•
Master or slave operation
•
Programmable clock bit rate and pre-scale
•
Separate 8x16bit transmit/receive FIFO
•
4 to 16-bit transmit/receive mode
Two Channels UART
•
Programmable use of UART or IrDA SIR input
/output
•
Separate 16x8bit transmit and 16x12bit receive
FIFO
•
Programmable baud rate generator
•
Standard asynchronous communication bits
(start, stop, parity)
•
Auto generating parity bit
Analog to Digital Converter
•
15-channel analog inputs
•
12-bit
resolution
•
Simultaneous Sampling of 3 Single-Ended
Interrupt Controller
•
Supports normal or fast interrupt modes
(IRQ, FIQ)
•
Supports vectored interrupt
(Hard-wired Interrupt)
•
S/W programmable interrupt priority
Two Power-Down Modes
•
Idle: only CPU clock stops
•
Stop: selected system clock and CPU clock stop
Clock Manager (CM)
•
CPU and peripherals can be deactivated
individually
Phase-Locked Loop (PLL)
•
Programmable clock synthesizer (Max 90MHz)
Operating Voltage Range
•
3.0 V to 3.6 V at 4.0MHz
− 90.0MHz
(external crystal: 4.0MHz
− 8MHz)
Power-On Reset (POR)
•
Clock
Monitor
Operating Temperature Range
•
−40°C to +85°C
Available in 100 QFP Package