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DMC42C4008

Features: *Memory mapped I/O*Program memory : 8192 x 10bits*Data memory : 512 x 4bits*Instructions - Various bit manipulation - 8-bit data operation - 7-bit relative branch - 1 byte absolute call*Instruction cycle times - Main ( XI = 4.19MHz ) . 15.3 us ( XI/64 = 65.5KHz ) . 1.91 us ( XI/8 = 524....

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SeekIC No. : 004327462 Detail

DMC42C4008: Features: *Memory mapped I/O*Program memory : 8192 x 10bits*Data memory : 512 x 4bits*Instructions - Various bit manipulation - 8-bit data operation - 7-bit relative branch - 1 byte absolute call*In...

DMC42C4008 Data Sheet

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Part Number:
DMC42C4008
Supply Ability:
5000

Price Break

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

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Product Details

Description



Features:

*Memory mapped I/O
*Program memory : 8192 x 10bits
*Data memory        :    512 x 4bits
*Instructions
   - Various bit manipulation
   - 8-bit data operation
   - 7-bit relative branch
   - 1 byte absolute call
*Instruction cycle times 
  - Main ( XI = 4.19MHz )
    . 15.3 us ( XI/64 = 65.5KHz )
    . 1.91 us ( XI/8 = 524.0KHz )
    . 0.95 us ( XI/4 = 1.05MHz )
*4 Register Bank
*General register  : 8 x 4-bit respectively
*Accumulator
  - Bit Accumulator (CY), 4 bit Accumulator (A),
     8 bit Accumulator (XA)
*Multiple vectored interrupt source
  - External interrupt : 4
  -  Internal interrupt : 7
*Watch timer
  - fast mode : 3.91 msec
  - normal mode : 0.5 sec
  - buzzer output : 1, 2, 4 KHz
*Basic interval timer
 - 8 kinds of period
 - Used stabilization wait timer to wake up Stop mode
*Three 8-bit timer / event counters
*8-bit serial communication interface
  - External / Internal clock selection
  - Mode : Transmit ·Receive
                   Receive only
                   Clock continuous
*8-bit A/D converter
  - 8-bit successive approximate type
  - 8 channels
  - Sample and hold
  - Conversion time : 17.1 us at 4.19MHz
*Key scan
  - 4, 6, 8 Pins Selectable : Port 4, 5
  - Falling edge operation
*56 I/O Ports
  - CMOS Ports : 40
  - N-channel open drain Ports : 16
  - Direct LED drive
  - Internal pull-up resistor (Mask option)
*Power saving mode
  - STOP : Main clock, CPU clock stop
  - STBY : Only CPU clock stop
                Main clock operation
*Package : 64 QFP, 64 SDIP


Application

 VTR, Audio, Telephone, Printer, Refrigerator
 Fan Heater, Washing Machine


Pinout

Connection Diagram


Specifications

PARAMETER SYMBOL CONDITION RATING UNIT
Supply Voltage VDD - -0.3 to +7.0 V
Input Voltage VI All I/O ports -0.3 to VDD+0.3 V
Output Voltage VO - -0.3 to VDD+0.3 V
Output Current High IOH One I/O port active -15 mA
All I/O ports active -30
Output Current Low IOL One I/O port active
-		 Peak Value
RMS Value		 +30
+15		 mA
Total value for ports
P1, P2, P3, P8		 Peak Value
RMS Value		 +100
+60
Total value for ports
P0, P4, P5, P6		 Peak Value
RMS Value		 +100
+60
Operating Temperature TA - -40 to +85  
Storage Temperature Tstg - -55 to +125  



Description

  The DMC42C4008 is a 4-bit single chip microcomputer having 8K bytes ROM and is designed with CMOS silicon gate technology. The DMC42C4008 includes peripherals such as various timers, A/D converter(8ch), serial communication interface(8bit), on-chip oscillator and clock circuit.  It provides the hardware features, architectural enhancements and instructions which are necessary to make DMC42C4008 a powerful and cost effective controller for  applications requiring up to 64K bytes of programmable memory.




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