'ELAN Microelectronics' related articles 13

  1. 2008/04/30 EM78P806A - 8-BIT OTP MICRO-CONTROLLER
  2. 2008/02/23 EM78F652N - 8-Bit Microcontroller
  3. 2007/06/26 EM78P468N - 8-Bit Microcontroller

General Description
 The EM78P806A 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, DTMF receiver, Tone generator and tri-state I/O.
The EM78P806A provides a single chip solution to design a CID of calling message display.

Feature
CPU
* Operating voltage range : 2.5V∼5.5V
* 8K×13 on chip ROM
* 1.1K×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) with 8-bit prescaler
* Two sets of 8 bit counters can be interrupt sources
* Selective signal sources and overflow interrupt
* Programmable free running on chip watchdog timer
* 99.9% single instruction cycle commands
* four modes (Main clock 3.579 , 1.79, 0.895 or 0.447MHz generated by internal PLL)
1. Sleep mode : CPU and Main clock turn off, 32.768KHz clock turn off
2. Idle mode : CPU and Main clock turn off, 32.768KHz clock turn on
3. Green mode : Main clock turn off, CPU and 32.768KHz clock turn on
4. Normal mode : Main clock turn on , CPU and 32.768KHz clock turn on
* Ring on voltage detector and low battery detector (2.5V or 3.5V)
* Input port wake up function
* 9 interrupt source , 4 external , 5 internal
* 100 pin QFP(EM78P806AAQ, POVD disable)(EM78P806ABQ, POVD enable) or 80 pin chip form
(EM78P806AH)
*  IO Port key scan function
*  IO Port interrupt , pull high ,wake-up and open drain functions
* External Sub-Clock frequency is 32.768KHz
* Dual TONE Generators
CID
* Operation Volltage 2.5 ∼5.5V for FSK
* Operation Volltage 2.5 ∼5.5V for DTMF receiver
* Bell 202 , V.23 FSK demodulator
* DTMF receiver
* Ring detector on chip
* Line energy detect
LCD
* LCD operation voltage chosen by software
* Common driver pins : 16 (8 of 16 Common shared by I/O)
* Segment driver pins : 40 (20 of 40 Segment shared by I/O)
* 1/4 bias
* 1/8,1/16 duty

Application
1. adjunct units
2. answering machines
3. feature phone

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General Description
The EM78F652N is an 8-bit microprocessor designed and developed with low-power, high-speed CMOS technology and high noise immunity. It has a built-in 2K×13-bit Electrical Flash Memory & 256×8-bit in system programmable EEPROM. It provides three protection bits to prevent intrusion of user’s Flash memory code. Twelve option bits are also available to meet user’s requirements.
With its Flash-ROM feature, the EM78F652N provides a convenient way of developing and verifying user’s programs. Moreover, this Flash-ROM device offers the advantages of easy and effective program updates, using development and programming tools. User can avail of the ELAN Writer to easily program his development code.

Features
* Operating voltage: 2.0V~5.5V
* Operating temperature: -40°C~85°C
* Endurance: 100K write/erase cycles
* More than 10 years data retention
* Operating frequency range (base on two clocks):
• Crystal mode: DC~20MHz at 5V, DC~8MHz at 3V, DC~4MHz at 2.0V
• ERC mode: DC~16MHz at 5V, DC~8MHz at 3V, DC~4MHz at 2.0V
• IRC mode: DC~16MHz at 4.5~5.5V, DC~4MHz at 2.0V~5.5V
* Low power consumption:
• Less than 2 mA at 5V/4MHz
• 20 μA Typical at 3V/32kHz
• 2 μA Typical, during sleep mode
* 2K×13 bits Flash memory
* Four programmable Level Voltage Detector (LVD)
• Vdd power monitor and support low voltage detector interrupt flag
* Three security registers to prevent intrusion of Flash memory codes
* One configuration register to accommodate user’s requirements
* 144×8 bits on-chip registers (SRAM, general purpose register)
* 256 bytes in-system programmable EEPROM
• Endurance: 100,000 write/erase cycles
* Three bidirectional 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
* 2/4/8/16 clocks per instruction cycle selected by code option
* Power down (Sleep) mode
* Ten available interrupts:
• Internal interrupt: 6
• External interrupt: 4
* Programmable free running watchdog timer
* 4 channels Analog-to-Digital Converter with 12-bit resolution
* One set of 2 orders OP Amplifier
* One 16-bit Timer/Counter
• TC2: Timer/Counter/Window
* One 8-bit Timer/Counter
• TC3: Timer/Counter/PDO (programmable divider output) / PWM (pulse width modulation)
* Serial transmitter/receiver interface
• Serial Peripheral Interface (SPI): Three-wire synchronous communication
* Eight programmable pull-high pins
* 12 programmable pull-down pins
* Four programmable open-drain pins

EM78F652NAP
EM78F652NAM
EM78F652NBP
EM78F652NBM

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General Description
 The EM78P468N/L is an 8-bit microprocessor designed and developed with low-power and high-speed CMOS technology. Integrated onto a single chip are on chip Watchdog Timer (WDT), Data RAM, ROM, programmable real time clock counter, internal/external interrupt, power down mode, LCD driver, infrared transmitter function, and tri-state I/O.

 The series has an on-chip 4K×13-bit Electrical One Time Programmable Read Only Memory (OTP-ROM). The EM78P468L provides multi-protection bits to prevent intrusion of user’s OTP memory code. Seven Code option bits are available to meet user’s requirements. Special 13 bits customer ID options are provided as well.
 With its enhanced OTP-ROM feature, the EM78P468N/L provides a convenient way of developing and verifying user’s programs. Moreover, this OTP device offers the advantages of easy and effective program updates, using development and programming tools. User can avail of the ELAN Writer to easily program his development code.

Features
* CPU Configuration
• 4K×13 bits on-chip OTP-ROM
• 144 bytes general purpose register
• 128 bytes on-chip data RAM
• 272 bytes SRAM
• 8 level stacks for subroutine nesting
• Power-on voltage detector provided (2.0±0.1V) for EM78P468N
• Power-on voltage detector provided (1.7±0.1V) for EM78P468L
* I/O Port Configuration
• Typically, 12 bi-directional tri-state I/O ports.
• 16 bi-directional tri-state I/O ports shared with LCD segment output pin.
• Up to 28 bi-directional tri-state I/O ports
* Operating Voltage and Temperature Range:
- EM78P468N
• Commercial: 2.3V ~ 5.5 V. (at 0°C~+70°C)
• Industrial: 2.5V ~ 5.5 V. (at -40°C ~+85°C)
- EM78P468L
• Commercial: 2.1 V ~ 5.5 V. (at 0°C ~+70°C)
• Industrial: 2.3V ~ 5.5 V. (at -40°C ~+85°C)
* Operating Mode:
• Normal mode: The CPU is operated on main oscillator frequency (Fm)
• Green mode: The CPU is operated on sub-oscillator frequency (Fs) and main oscillator (Fm) is stopped
• Idle mode: CPU idle, LCD display remains working
• Sleep mode: The whole chip stops working
♦ Input port wake-up function (Port 6, Port 8). Works on Idle and Sleep mode.
♦ Operation speed: DC ~ 10MHz clock input
♦ Dual clock operation
*  Oscillation Mode
• High frequency oscillator can select among Crystal, RC, or PLL (phase lock loop)
• Low frequency oscillator can select between Crystal or RC mode
* Peripheral Configuration
• 8-bit real time clock/counter (TCC)
• One infrared transmitter / PWM generator function
• Four sets of 8 bits auto reload down-count timer can be used as interrupt sources
♦ Counter 1: independent down-count timer
♦ Counter 2, High Pulse Width Timer (HPWT), and Low Pulse Width Timer (LPWT) shared with IR function.
♦ Programmable free running on chip watchdog timer (WDT). This function can operate on Normal, Green and Idle mode.
* Eight Interrupt Sources: Three External and Five Internal
• Internal interrupt source: TCC; Counters 1, 2; High/Low pulse width timer.
• External interrupt source : INT0, INT1 and Pin change wake-up (Port 6 and Port 8)
* LCD Circuit
• Common driver pins: 4
• Segment driver pins: 32
• LCD Bias: 1/3, 1/2 bias
• LCD Duty: 1/4, 1/3, 1/2 duty
* Package Type:
• Dice form: 59 pins
• QFP-64 pin: EM78P468NQxS/xJ (Body 14mm × 20mm)
• LQFP-64 pin: EM78P468NAQxS/xJ (Body 7mm × 7mm)
• LQFP-44 pin: EM78P468NBQxS/xJ (Body 10mm × 10mm)
• QFP-44 pin: EM78P468NCQxS/xJ (Body 10mm × 10mm)
Note: Green products do not contain hazardous substances

EM78P468N
EM78P468L
EM78P468LH
EM78P468NQ
EM78P468NQS/NQJ
EM78P468NAQ
EM78P468NAQS/NAQJ
EM78P468NBQ
EM78P468NBQS/NBQJ
EM78P468NCQ
EM78P468NCQS/NCQJ

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