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3819

Features: Basic machine-language instructions ...................................... 71The minimum instruction execution time .........................0.48 s(at 8.4 MHz oscillation frequency)Memory size .................................................................................ROM..............

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SeekIC No. : 004229306 Detail

3819: Features: Basic machine-language instructions ...................................... 71The minimum instruction execution time .........................0.48 s(at 8.4 MHz oscillation frequency)Memory ...

3819 Data Sheet

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Part Number:
3819
Supply Ability:
5000

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

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Upload time: 2024/11/21

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Product Details

Description



Features:

Basic machine-language instructions ...................................... 71
The minimum instruction execution time .........................0.48 s
(at 8.4 MHz oscillation frequency)
Memory size .................................................................................
ROM............................................. 4K to 60 K bytes
RAM ...........................................192 to 2048 bytes
Programmable input/output ports ............................................ 54
High-breakdown-voltage output ports...................................... 52
Interrupts ................................................. 20 sources, 16 vectors
Timers.............................................................................8-bit 5  6
Serial I/O (Serial I/O1 has an automatic transfer function)
...................................................... 8-bit 5  3(clock-synchronized)
PWM output circuit ...............8-bit 5  1(also functions as timer 6)
A-D converter ............................................... 8-bit 5  16 channels
l D-A converter ................................................. 8-bit 5  1 channels
l Zero cross detection input............................................ 1 channel
l Fluorescent display function
Segments ........................................................................16 to 42
Digits..................................................................................6 to 16
l 2 Clock generating circuit
Clock (XIN-XOUT) .................................Internal feedback resistor
Sub-clock (XCIN-XCOUT).........Without internal feedback resistor
(connect to external ceramic resonator or quartz-crystal oscil-lator)
l Power source voltage
In high-speed mode .................................................. 4.0 to 5.5 V
(at 8.4 MHz oscillation frequency and high-speed selected)
In middle-speed mode............................................... 2.8 to 5.5 V
(at 8.4 MHz oscillation frequency)
In low-speed mode.................................................... 2.8 to 5.5 V
(at 32 kHz oscillation frequency)
l Power dissipation
In high-speed mode ..........................................................35 mW
(at 8.4 MHz oscillation frequency)
In low-speed mode............................................................ 60W
(at 3 V power source voltage and 32 kHz oscillation frequency )
l Operating temperature range..................................10 to 85°C


Application

Musical Instruments, household appliance, etc.


Pinout

Connection Diagram


Specifications

 

Symbol Parameter Conditions Ratings Unit
VCC Power source voltage All voltages are based on VSS.
Output transistors are cut off.		 0.3 to 7.0 V
VEE Pull-down power source voltage VCC 40 to VCC +0.3 V
VI Input voltage P24P27, P41P44, P46, P47,
P50P57, P60P67, P70P77, PB0PB3		 0.3 to VCC +0.3 V
VI Input voltage P40, P45 0.3 to VCC +0.3 V
VI Input voltage P80P87, PA0PA7 VCC40 to VCC +0.3 V
VI Input voltage RESET, XIN 0.3 to VCC +0.3 V
VI Input voltage XCIN 0.3 to VCC +0.3 V
VO
 Output voltage P00P07, P10P17, P20P23,
P30P37, P80P87, P90P97, PA0PA7		 VCC 40 to VCC +0.3 V
VO
 Output voltage P24P27, P41P44, P46, P47, P50P57
P60P67, P70P77, PB0PB3, XOUT,
XCOUT		 0.3 to VCC +0.3 V
Pd Power dissipation Ta = 25°C 600 mW
Topr Operating temperature   10 to 85 °C
Tstg Storage temperature 40 to 125 °C



Description

   The 3819 group  is a 8-bit microcomputer based on the 740 family core technology.

   The 3819 group has a flourescent display automatic display circuit and an 16-channel 8-bit A-D converter as additional functions.The  various microcomputers in the 3819 group include variations of internal memory size and packaging. For details, refer to the section on part numbering.

   For details on availability of microcomputers in the 3819 group, re-fer to the section on group expansion.




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