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S3C72N2

Features: Memory - 288 ´ 4-bit RAM - 2048 ´ 8-bit ROM (S3C72N2) - 4096 ´ 8-bit ROM (S3C72N4)I/O Pins - Input only: 4 pins - I/O: 12 pins - Output: 8 pins sharing with segment driver outputsLCD Controller/Driver -Maximum 16-digit LCD direct drive capability - 32 segment, 4 common ...

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SeekIC No. : 004482111 Detail

S3C72N2: Features: Memory - 288 ´ 4-bit RAM - 2048 ´ 8-bit ROM (S3C72N2) - 4096 ´ 8-bit ROM (S3C72N4)I/O Pins - Input only: 4 pins - I/O: 12 pins - Output: 8 pins sharing with segment drive...

S3C72N2 Data Sheet

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Part Number:
S3C72N2
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

Memory
  - 288 ´ 4-bit RAM
  - 2048 ´ 8-bit ROM (S3C72N2)
  - 4096 ´ 8-bit ROM (S3C72N4)

I/O Pins
  - Input only: 4 pins
  - I/O: 12 pins
  - Output: 8 pins sharing with segment driver outputs

LCD Controller/Driver
  - Maximum 16-digit LCD direct drive capability
  - 32 segment, 4 common pins
  - Display modes: Static, 1/2 duty (1/2 bias) 1/3 duty (1/2 or 1/3 bias), 1/4 duty (1/3 bias)

8-Bit Basic Timer
  - Programmable interval timer
  - Watchdog timer

8-Bit Timer/Counter
  - Programmable 8-bit timer
  - External event counter
  - Arbitrary clock frequency output

Watch Timer
  - Real-time and interval time measurement
  - Four frequency outputs to BUZ pin
  - Clock source generation for LCD

Bit Sequential Carrier
- Support 16-bit serial data transfer in arbitrary format

Interrupts
  - Two internal vectored interrupts
  - Two external vectored interrupts
  - Two quasi-interrupts

Memory-Mapped I/O Structure
  - Data memory bank 15

Two Power-Down Modes
  - Idle mode (only CPU clock stops)
  - Stop mode (main or sub system oscillation stops)

Oscillation Sources
  - Crystal, ceramic, or RC for main system clock
  - Crystal or external oscillator for subsystem clock
  - Main system clock frequency: 4.19 MHz (typical)
  - Subsystem clock frequency: 32.768 kHz
  - CPU clock divider circuit (by 4, 8, or 64)

Instruction Execution Times
  - 0.95, 1.91, 15.3 µs at 4.19 MHz (main)
  - 122 µs at 32.768 kHz (subsystem)

Operating Temperature
  - 40   to 85

Operating Voltage Range
  - 2.0 V to 5.5 V at 4.19 MHz
  - 1.8 V to 5.5 V at 3 MHz

Package Type
- 64-pin QFP


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Conditions
Rating
Unit
Supply voltage
VDD
-
0.3 to +6.5
V
Input voltage
VI1
 All I/O ports
0.3 to VDD + 0.3
Output voltage
VO
-0.3 to VDD + 0.3
Output current high
IOH
One I/O pin active
15
mA
All I/O pins active
30
Output current low
IOL1
One I/O pin active
+30(Peak value)
+ 15 (note)
Total value for ports 2 and 3
+ 60 (Peak value)
+ 20 (note)
Total value for port 6
+ 50
+ 20 (note)
Operating temperature
TA
-
40to + 85
Storage temperature
TSTG
-
65 to + 150
NOTE: The values for Output Current Low ( IOL ) are calculated as Peak Value*Duty .



Description

The S3C72N2/C72N4 single-chip CMOS microcontroller has been designed for high performance using Samsung's newest 4-bit CPU core, SAM47 (Samsung Arrangeable Microcontrollers).

With features such as, LCD direct drive capability, 8-bit timer/counter, and watch timer, the S3C72N2/C72N4 offers an excellent design solution for a wide variety of applications that require LCD functions.

Up to 16 pins of the 64-pin QFP package, it can be dedicated to I/O. Four vectored interrupts provide fast response to internal and external events. In addition, the S3C72N2/C72N4 's advanced CMOS technology provides for low power consumption and a wide operating voltage range.




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