Purchase EM78911, In-stock EM78911 From SeekIC.
Part Number: EM78911
Description: The EM78911 is an 8-bit CID (Call Identification) RISC type microprocessor with low power , high speed CMOS technology . Integrated onto a...
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EM78911
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DataSheet
General Description
EM78911 General Description
The EM78911 is an 8-bit CID (Call Identification) RISC type microprocessor with low power , high speed CMOS technology . Integrated onto a single chip are on_chip watchdog (WDT) , RAM , ROM , programmable real time clock /counter , internal interrupt , power down mode , LCD driver , FSK decoder ,CALL WAITING decoder, DTMF generator and tri-state I/O . The EM78911 provides a single chip solution to design a CID of calling message_display .
EM78911 Maximum Ratings
| RATING | SYMBOL |
VALUE |
UNIT |
| DC SUPPLY VOLTAGE | Vdd |
-0.3 To 6 |
V |
| INPUT VOLTAGE | Vin |
-0.5 to VDD +0.5 |
V |
| OPERATING TEMPERATURE RANGE | Ta |
0 to 70 |
EM78911 Features
•Operating voltage range : 2.5V〜5.5V
•16K* 13 on chip ROM
•2.8K* 8 on chip RAM
•Up to 36 bi-directional tri-state I/O ports
•8 level stack for subroutine nesting
•8-bit real time clock/counter (TCC)
•Two sets of 8 bit counters can be interrupt sources
•Selective signal sources and trigger edges , and with overflow interrupt
•Programmable free running on chip watchdog timer
•99.9% single instruction cycle commands
•Four modes (internal clock 3.579MHz)
1. Sleep mode : CPU and 3.579MHz clock turn off, 32.768KHz clock turn off
2. Idle mode : CPU and 3.579MHz clock turn off, 32.768KHz clock turn on
3. Green mode : 3.579MHz clock turn off, CPU and 32.768KHz clock turn on
4. Normal mode : 3.579MHz clock turn on , CPU and 32.768KHz clock turn on
•Ring on voltage detector and low battery detector
•Input port wake up function
•9 interrupt source , 4 external , 5 internal
•100 pin QFP or chip
•Port key scan function
•Clock frequency 32.768KHz
•Eight R-option pins
•16K* 13 on chip ROM
•2.8K* 8 on chip RAM
•Up to 36 bi-directional tri-state I/O ports
•8 level stack for subroutine nesting
•8-bit real time clock/counter (TCC)
•Two sets of 8 bit counters can be interrupt sources
•Selective signal sources and trigger edges , and with overflow interrupt
•Programmable free running on chip watchdog timer
•99.9% single instruction cycle commands
•Four modes (internal clock 3.579MHz)
1. Sleep mode : CPU and 3.579MHz clock turn off, 32.768KHz clock turn off
2. Idle mode : CPU and 3.579MHz clock turn off, 32.768KHz clock turn on
3. Green mode : 3.579MHz clock turn off, CPU and 32.768KHz clock turn on
4. Normal mode : 3.579MHz clock turn on , CPU and 32.768KHz clock turn on
•Ring on voltage detector and low battery detector
•Input port wake up function
•9 interrupt source , 4 external , 5 internal
•100 pin QFP or chip
•Port key scan function
•Clock frequency 32.768KHz
•Eight R-option pins
EM78911 Typical Application
1. adjunct units
2. answering machines
3. feature phones
2. answering machines
3. feature phones
EM78911 Connection Diagram
EM78911
PDF/DataSheet Download
- Datasheet: EM78911
- File Size: 314535 KB
- Manufacturer: EMC [ELAN Microelectronics Corp]
- Click here to Download
- ·EM73201
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR GENERAL PURPOSE PRODUCT
- 209731 KB
- ·EM73201AP
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR GENERAL PURPOSE PRODUCT
- 209731 KB
- ·EM73201BK
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR GENERAL PURPOSE PRODUCT
- 209731 KB
- ·EM73201CP
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR GENERAL PURPOSE PRODUCT
- 209731 KB
- ·EM73361A
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
- 297265 KB
- ·EM73361AAQ
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
- 297265 KB
- ·EM73362
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
- 224892 KB
- ·EM73461A
- EMC [ELAN Microelectronics Corp]
- 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
- 195517 KB
EM78911 Relative Products
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The EM78910/910A is an 8-bit CID (Call Identification) RISC type microprocessor with low power, high speed CMOS technology. This integrated single chip has on_chip watchdog (WDT), RAM, ROM, programmable real time clock/counter, internal interrupt, power down...
EM78910
The EM78910/910A is an 8-bit CID (Call Identification) RISC type microprocessor with low power, high speed CMOS technology. This integrated single chip has on_chip watchdog (WDT), RAM, ROM, programmable real time clock/counter, internal interrupt, power down...
EM78871
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EM78869
The EM78869 is an 8-bit RISC type microprocessor with low power, high speed CMOS technology. Integrated into the single chip are on chip watchdog (WDT), RAM, ROM, programmable real-time clock/counter, internal interrupt, power-down mode, LCD driver, and tri-...
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