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EM73461B

Features: `Operation voltage:2.4V to 3.6V.`Clock source:Dual clock system. Low-frequency oscillator is Crystal or RC oscillator (32K Hz, connect an external resistor) by mask option and high-frequency oscillator is RC oscillator (connect an external resistor), or built-in internal oscillator.`Inst...

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SeekIC No. : 004336037 Detail

EM73461B: Features: `Operation voltage:2.4V to 3.6V.`Clock source:Dual clock system. Low-frequency oscillator is Crystal or RC oscillator (32K Hz, connect an external resistor) by mask option and high-frequen...

EM73461B Data Sheet

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Part Number:
EM73461B
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:

`Operation voltage:2.4V to 3.6V.
`Clock source:Dual clock system. Low-frequency oscillator is Crystal or RC oscillator (32K Hz, connect an external resistor) by mask option and high-frequency oscillator is RC oscillator (connect an external resistor), or built-in internal oscillator.
`Instruction set:109 powerful instructions for 4K ROM / 107 powerful instructoins for 8K ROM.
`Instruction cycle time:0.85s for 9.2M or 1.7s for 4.6M or 2s for 4MHz. Selected by mask option (hing  speed clock). 122 s or 244s by frequency double mask option for 32768 Hz (low speed clock)
`ROM capacity:4096 X 8 bits / 8192 X 8 bits ROM are choosed by mask option.
`RAM capacity: 244 X 4 bits.
`Input port:1 port (P0). P0(0..3) and IDLE releasing function are available by mask option.
`Bidirection port:2 ports (P4, P8). P4.0 and SOUND is available by mask option. P4.1 is shared with HTC external input. P8(0..3) and IDLE releasing function are available by mask option.
`12-bit timer/counter:Two 12-bit timer/counters are programmable for timer, event counter and pulse width measurement.
`High speed timer/counter : One 8-bit high speed timer/counters is programmable for auto load timer, melody      output and pulse width measurement.
`Built-in time base counter : 22 stages.
`Subroutine nesting:Up to 13 levels.
`Interrupt:External . . . . .2 input interrupt sources.
                 Internal . . . . . .2 Timer overflow interrupts, 1 time base interrupt.
                                        1 high speed timer overflow interrupt.
`LCD driver:32 X 4 dots, 1/4duty, 1/3duty, 1/2duty, static, 1/2 bias, 1/3 bias; 6 options selectable.
`Power saving function :SLOW, IDLE, STOP operation mode.
`Package type: Chip form61 pins.


Application

EM73461B is suitable for application in family applicance, consumer products, hand held games and the toy controller.


Specifications

Items
Sym.
Ratings
Conditions
Supply Voltage
VDD
-0.5V to 6V
Input Voltage
VIN
-0.5V to VDD +0.5V
Output Voltage
VO
-0.5V to VDD +0.5V
Power Dissipation
PD
300mW

TOPR =50
Operating Temperature
TOPR

0 to 50
Storage Temperature
TSTG

-55 to 125



Description

EM73461B is an advanced single chip CMOS 4-bit micro-controller. It contains 4K/8K-byte ROM, 244-nibble RAM, 4-bit ALU, 13-level subroutine nesting, 22-stage time base, two 12-bit timer/counters for the kernel function. EM73461B also contains 6 interrupt sources, 1 input port, 2 bidirection ports, LCD display (32x4), and one high speed timer/counter with melody output.

EM73461B has plentiful operating modes (SLOW, IDLE, STOP) intended to reduce the power consumption.




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