MSM6442

Features: • ROM : 2048 words * 8 bits• RAM : 128 words * 4 bits• I/O port Input-output port : 4 ports * 4 bits 1 port * 2 bits Input port : 1 port * 1 bit• LCD driver : 46 segments (static) : 92 segments (1/2 duty)• Stack (RAM) : 16 levels• Four interrupt source...

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MSM6442 Picture
SeekIC No. : 004428961 Detail

MSM6442: Features: • ROM : 2048 words * 8 bits• RAM : 128 words * 4 bits• I/O port Input-output port : 4 ports * 4 bits 1 port * 2 bits Input port : 1 port * 1 bit• LCD driver : 46 se...

floor Price/Ceiling Price

Part Number:
MSM6442
Supply Ability:
5000

Price Break

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

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Upload time: 2024/11/26

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Product Details

Description



Features:

• ROM : 2048 words * 8 bits
• RAM : 128 words * 4 bits
• I/O port
   Input-output port : 4 ports * 4 bits
   1 port * 2 bits
   Input port : 1 port * 1 bit
• LCD driver : 46 segments (static)
                    : 92 segments (1/2 duty)
• Stack (RAM) : 16 levels
• Four interrupt sources (external, CLK, TBC, T/C)
• Internal counter : 12-bit time base counter
                                8-bit programmable timer/event counter
• Crystal and ceramic oscillation
• 76 instructions
• Minimum instruction execution time : 952 ns @ 4.2 MHz
• Operating range
   Power supply voltage : 4.5 to 5.5 V (@ 4.2 MHz)
                                         3.0 to 6.0 V (@ 1 MHz)
   Operating temperature : 40 to +85°C
• Supply current (Typ.) : 6 mA (@ 5 V, 4.2 MHz)
                                      1 mA (@ 3 V, 1 MHz)
• Power down function : Dependent on STOP instruction
• Package options:
    80-pin plastic QFP (QFP80-P-1420-0.80-K): (Product name : MSM6442-**GS-K)
    80-pin plastic QFP (QFP80-P-1420-0.80-BK) : (Product name : MSM6442-**GS-BK)
                                                                                     ** indicates a code number.



Pinout

  Connection Diagram


Specifications

Rating
Symbol
Condition
Rating
Unit
Power Supply Voltage
VDD
Ta = 25°C
0.3 to +7
V
Input Voltage
VI
0.3 to VDD
Output Voltage
VO
0.3 to VDD
LCD Voltage
LCDGND
VDD 9 to VDD
V
Storage Temperature
TSTG
-
55 to +150
°C



Description

The MSM6442 is a 4-bit microcontroller with a built-in LCD controller/driver, developed to support control systems.

The MSM6442 is most suitable for various on-vehicle meters, watches, audio equipment, remote controllers, multifunctional telephones, and instrumentation units.




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