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7542

Features: • Basic machine-language instructions ...................................... 71• The minimum instruction execution time ............................. 0.25 s (at 8 MHz oscillation frequency, double-speed mode for the shortest instruction)• Memory size Flash memory versio...

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SeekIC No. : 004252103 Detail

7542: Features: • Basic machine-language instructions ...................................... 71• The minimum instruction execution time ............................. 0.25 s (at 8 MHz oscillati...

7542 Data Sheet

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Part Number:
7542
Supply Ability:
5000

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

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Product Details

Description



Features:

• Basic machine-language instructions ...................................... 71
• The minimum instruction execution time ............................. 0.25 s
   (at 8 MHz oscillation frequency, double-speed mode for the shortest instruction)
• Memory size
   Flash memory version: ROM ..................... 16 to 32K + 4K bytes
   RAM ..................................... 1024 bytes
   Mask ROM version: ROM............................. 8K to 16K bytes
   RAM ............................ 384 to 512 bytes
   RSS version RAM ..................................... 1024 bytes
• Programmable I/O ports
   29 (25 in 32-pin version and PWQN0036KA-A package version)
• Interrupts ................................................. 18 sources, 16 vectors
• Timers ............................................................................. 8-bit ✕ 2
...................................................................................... 16-bit ✕ 2
• Output compare ............................................................ 4-channel
• Input capture ................................................................ 2-channel
• Serial interface ............ 8-bit ✕ 2 (UART or Clock-synchronized)
• A/D converter ............................................... 10-bit ✕ 8 channels
   (6 channels in 32-pin version and PWQN0036KA-A package version)
• Clock generating circuit ............................................. Built-in type
   (low-power dissipation by an on-chip oscillator)
   (connected to external ceramic resonator or quartz-crystal
   oscillator permitting RC oscillation)
• Watchdog timer ............................................................ 16-bit ✕ 1
• Power source voltage
   XIN oscillation frequency at ceramic oscillation, in double-speed mode
   At 8 MHz .................................................................... 4.5 to 5.5 V
   XIN oscillation frequency at ceramic oscillation, in high-speed mode
   At 8 MHz .................................................................... 4.0 to 5.5 V
   At 4 MHz .................................................................... 2.4 to 5.5 V
   At 2 MHz .................................................................... 2.2 to 5.5 V
   XIN oscillation frequency at RC oscillation in high-speed mode or middle-speed mode
   At 4 MHz .................................................................... 4.0 to 5.5 V
   At 2 MHz .................................................................... 2.4 to 5.5 V
   At 1 MHz .................................................................... 2.2 to 5.5 V
• Power dissipation ................................................ 27.5 mW (Typ.)
• Operating temperature range ................................... 20 to 85


Application

 ·Office automation equipment, factory automation equipment, home electric appliances, consumer electronics, 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 6.5 V
VI Input voltage P00P07, P10P14, P20P27,P30P37, VREF 0.3 to VCC+0.3 V
VI Input voltage RESET, XIN 0.3 to VCC+0.3 V
VI Input voltage CNVSS 0.3 to VCC+0.3 V
VO Output voltage
P00P07, P10P14, P20P27, P30P37, XOUT		 0.3 to VCC+0.3 V
Pd Power dissipation Ta = 25 300(Note) mW
Topr Operating temperature   20 to 85
Tstg Storage temperature 40 to 125
Note: 200 mW for the PLQP0032GB-A package product.


Description

The 7542 Group is the 8-bit microcomputer based on the 740 family core technology.

The 7542 Group has serial interfaces, 8-bit timers, 16-bit timers, and an A/D converter, and is useful for control of home electric appliances and office automation equipment.




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