EM78468AQ EMC [ELAN Microelectronics Corp], EM78468AQ Datasheet - Page 6

• Manufacturer Part Number: EM78468AQ
• Description: 8-BIT Microcontroller
• Manufacturer: EMC [ELAN Microelectronics Corp]

EM78468
8-BIT Microcontroller
2 •
2.2 LCD Circuit
2.3 Applications
Operation modes:
Input port wake up function (PORT6, PORT8). Working on Idle and sleep mode.
Eight interrupt sources, three external and five internal.
Packages:
Common driver pins: 4
Segment driver pins: 32
LCD Bias: 1/3, 1/2 bias
LCD Duty: 1/4, 1/3, 1/2 duty
Remote control for air conditioner
Health care
Home appliances
Normal mode: The CPU operated on frequency of main oscillator (Fm)
Green mode: The CPU operated on frequency sub-oscillator (Fs) and main
oscillator (Fm) stop.
Idle mode: CPU idle, LCD display remains working
Sleep mode: whole chip stop working.
Internal interrupt source : TCC; Counter 1,2; High/Low pulse width timer.
External interrupt source : INT0, INT1 and Pin change wake-up (Port 6 and
Port 8)
Dice form : 59 pin
QFP-64 pin : EM78468Q (Body 14mm*20mm)
LQFP-64 pin : EM78468AQ (Body 7mm*7mm)
LQFP-44 pin : EM78468BQ (Body 10mm*10mm)
QFP-44 pin : EM78468CQ (Body 10mm*10mm)
(This specification is subject to change without further notice)
Product Specification (V1.1) 04.11.2005