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EM78P153NN

8-BIT MICRO-CONTROLLER

ELAN Microelectronics 

EM78P153S

OTP ROM

2. FEATURES

• 14-lead packages : EM78P153S

• Operating voltage range : 2.3V~5.5V

• Available in temperature range: 0°C~70°C

• Operating frequency range (base on 2 clocks):

* Crystal mode: DC~20MHz at 5V, DC~8MHz at 3V, DC~4MHz at 2.3V.

* ERC mode: DC~4MHz at 5V, DC~4MHz at 3V, DC~4MHz at 2.3V.

• Low power consumption:

* less then 1.5 mA at 5V/4MHz

* typical of 15 µA, at 3V/32KHz

* typical of 1µA, during the sleep mode

• 1024 × 13 bits on chip ROM

• Built-in calibrated IRC oscillators (8MHz, 4MHz, 1MHz, 455KHz )

• Programmable prescaler of oscillator set-up time

• One security register to prevent the code in the OTP memory from intruding

• One configuration register to match the user’s requirements

• 32× 8 bits on chip registers (SRAM, general purpose register)

• 2 bi-directional I/O ports

• 5 level stacks for subroutine nesting

• 8-bit real time clock/counter (TCC) with selective signal sources and trigger edges, and with overflow interrupt

• Power down mode (SLEEP mode)

• Three available interruptions

* TCC overflow interrupt

* Input-port status changed interrupt (wake up from the sleep mode)

* External interrupt

• Programmable free running watchdog timer

• 7 programmable pull-high I/O pins

• 7 programmable open-drain I/O pins

• 6 programmable pull-down I/O pins

• Two clocks per instruction cycle

• Package type: 14 pins SOP, DIP

* 14 pin DIP 300mil: EM78P153SP

This specification is subject to change without prior notice.

4

4. 1.2004 (V1.4)

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