S3C9444 Ver la hoja de datos (PDF) - Samsung
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S3C9444 Datasheet PDF : 26 Pages
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PRODUCT OVERVIEW
FEATURES
CPU
• SAM88RCRI CPU core
• The SAM88RCRI core is low-end version of the
current SAM87 core.
Memory
• 2/4-Kbyte internal program memory
• 208-byte general purpose register area
Instruction Set
• 41 instructions
• The SAM88RCRI core provides all the SAM87
core instruction except the word-oriented
instruction, multiplication, division, and some
one-byte instruction.
Instruction Execution Time
• 400 ns at 10 MHz fOSC (minimum)
Interrupts
• 4 interrupt sources with one vector
• One interrupt level
General I/O
• Three I/O ports (Max 18 pins)
• Bit programmable ports
8-bit High-speed PWM
• 8-bit PWM 1-ch (Max: 156 kHz)
• 6-bit base + 2-bit extension
Built-in reset Circuit
• Low voltage detector for safe reset
S3C9442/C9444/F9444/C9452/C9454/F9454
Timer/Counters
• One 8-bit basic timer for watchdog function
• One 8-bit timer/counter with time interval modes
A/D Converter
• Nine analog input pins
• 10-bit conversion resolution
Oscillation Frequency
• 1 MHz to 10 MHz external crystal oscillator
• Maximum 10 MHz CPU clock
• Internal RC: 3.2 MHz (typ.), 0.5 MHz (typ.) in
VDD = 5 V
Operating Temperature Range
• – 40°C to + 85°C
Operating Voltage Range
• 2.0 V (LVR Level) to 5.5 V
Smart Option
Package Types
• S3C9452/C9454:
– 20-DIP-300A
– 20-SOP-375
– 16-DIP-300A
• S3C9442/C9444
– 8-DIP-300
– 8-SOP-225
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