Purchase DMC42C4008, In-stock DMC42C4008 From SeekIC.
Part Number: DMC42C4008
Description: The DMC42C4008 is a 4-bit single chipmicrocomputer having 8K bytes ROM and is designed wi...
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DMC42C4008
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DataSheet
General Description
DMC42C4008 General 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 it a powerful and cost effective controller for applications requiring up to 64K bytes of programmable memory.
DMC42C4008 Maximum Ratings
| 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 | ||
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 = 524.0KHz )
. 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
*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
DMC42C4008 Typical Application
VTR, Audio, Telephone, Printer, Refrigerator
Fan Heater, Washing Machine
Fan Heater, Washing Machine
DMC42C4008 Connection Diagram
DMC42C4008
PDF/DataSheet Download
- Datasheet: DMC42C4008
- File Size: 145255 KB
- Manufacturer: DAEWOO [Daewoo Semiconductor]
- Click here to Download
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