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EM78P459

Features: • Operating voltage range: 2.3V~5.5V• Operating temperature range: 0°C~70°C• Operating frequency range(base on 2 clocks):* Crystal mode: DC ~ 20MHz/2clks,5V; DC ~ 8MHz/2clks,3V* RC mode: DC ~ 4MHz/2clks,5V; DC ~ 4MHz/2clks,3V• Low power consumption:* Less than 1.5...

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SeekIC No. : 004336092 Detail

EM78P459: Features: • Operating voltage range: 2.3V~5.5V• Operating temperature range: 0°C~70°C• Operating frequency range(base on 2 clocks):* Crystal mode: DC ~ 20MHz/2clks,5V; DC ~ 8MHz/2c...

EM78P459 Data Sheet

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Part Number:
EM78P459
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:

• Operating voltage range: 2.3V~5.5V
• Operating temperature range: 0°C~70°C
• Operating frequency range(base on 2 clocks):
* Crystal mode: DC ~ 20MHz/2clks,5V; DC ~ 8MHz/2clks,3V
* RC mode: DC ~ 4MHz/2clks,5V; DC ~ 4MHz/2clks,3V
• Low power consumption:
* Less than 1.5 mA at 5V/4MHz
* Typically 15 A, at 3V/32KHz
* Typically 1 A, during sleep mode
• 4K * 13 bits on chip ROM
• 84 * 8 bits on chip registers (SRAM)
• 2 bi-directional I/O ports
• 8 level stacks for subroutine nesting
• 8-bit real time clock/counter (TCC) with selective signal sources, trigger edges, and overflow interrupt
• 8-bit multichannel Analog-to-Digital Converter with 8-bit resolution
• Dual Pulse Width Modulation (PWM ) with 10-bit resolution
• One pair of comparators
• Power-down (SLEEP) mode
• Six available interruptions
* TCC overflow interrupt
* Input-port status changed interrupt (wake up from the sleep mode)
* External interrupt
* ADC completion interrupt
* PWM period match completion
* Comparator high interrupt
• Programmable free running watchdog timer
• 8 Programmable pull-down I/O pins
• 7 programmable pull-high I/O pins
• 8 programmable open-drain I/O pins
• Two clocks per instruction cycle
• Package types:
* 20 pin DIP 300mil : EM78P458AP
* 20 pin SOP 300mil : EM78P458AM
* 24 pin skinny DIP 300mil : EM78P459AK
* 24 pin SOP 300mil : EM78P459AM


Pinout

Connection Diagram




Specifications

Temperature under bias        0   to 70 
Storage temperature       -65   to 150 
Input voltage                    -0.3V to +6.0V
Output voltage                  -0.3V to +6.0V


Description

EM78P458 and EM78P459 are 8-bit microprocessors designed and developed with low-power and high-speed CMOS technology. It is equipped with a 4K*13-bit Electrical One Time Programmable Read Only Memory (OTP-ROM).
With its OTP-ROM feature, it is able to offer a convenient way of developing and verifying user's programs. Moreover, user can take advantage of EMC Writer to easily program his development code.




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