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Part Number: MB89940

 

 

 

 

Description: The MB89940 series is specially designed for automotive instrumentation applications. It features a co...


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MB89940 General Description


The MB89940 series is specially designed for automotive instrumentation applications. It features a combination of two PWM pulse generators and four high-drive-current outputs for controlling a stepping motor. It also contains two analog inputs, two PWM pulse generators and 10-digit LCD controller/driver for various sensor/indicator devices. The MB89940 series is manufactured with high performance CMOS technologies and packaged in a 48-pin QFP.

MB89940 Maximum Ratings

Parameter Symbol Value Unit Remarks
Min. Max.
Power supply voltage VCC
 VSS 0.3 VSS + 6.5 V  
AVCC VSS 0.3 VSS + 6.5 V Should not exceed VCC
DVCC VSS 0.3 VSS + 6.5 V Should not exceed VCC
Input voltage V11 VSS 0.3 VCC + 0.3 V Except P31 to P35 and P41 to P44
V12 VSS 0.3 VCC + 0.3 V P31 to P35
V13 VSS 0.3 VSS + 6.5 V P41 to P44
MB89PV940/945
V14 VSS 0.3 VCC + 0.3 V P41 to P44
MB89943
Output voltage VO1 VSS 0.3 VCC + 0.3 V Except P31 to P35 and P41 to P44
VO2 VSS 0.3 VCC + 0.3 V P31 to P35
VO3 VSS 0.3 VSS + 6.5 V P41 to P44
MB89PV940/945
VO4 VSS 0.3 VCC + 0.3 V P41 to P44
MB89943
"L" level maximum output current IOL - 20 mA Except P31 to P35
  50 mA P31 to P35
"L" level average output current IOLAV - 4 mA Except P31 to P35
- 40 mA P31 to P35
"L" level maximum output current IOL - 100 mA Except P31 to P35
- 200 mA P31 to P35
"L" level total average output
current		 SIOLAV - 40 mA Except P31 to P35
- 100 mA P31 to P35
Power consumption PD   300 mW  
Operating temperature TA -40 +85 °C  
Storage temperature Tstg -55 +150 °C  
"H" level maximum output
current		 VOH - -20 mA Except P31 to P35
-50 mA P31 to P35
"H" level maximum output current VOHAV - -4 mA Except P31 to P35
-40 mA P31 to P35
"H" level average output current VOHTOTALMAX --- -50 mA Except P31 to P35
-200 mA P31 to P35
"H" level total maximum output
current		 VOHTOTALAV - -20 mA Except P31 to P35
-100 mA P31 to P35
WARNING: Semiconductor devices can be permanently damaged by application of stress (voltage, current,
temperature, etc.) in excess of absolute maximum ratings. Do not exceed these ratings.

MB89940 Features

• 8-bit core CPU; 4 MHz system clock (8 MHz external, 500 ns instruction cycle)
• 21-bit watchdog timer
• Clock generator/controller
• 16-bit interval timer
• Two PWM pulse generators with four high-drive-current outputs
• Two-channel 8-bit A/D converter
• Three external interrupt
• Low supply voltage reset
• External voltage monitor interrupt
• Two more PWM pulse generators for controlling indicator devices
• 4-common 17-segment LCD driver/controller
• Package; 48-pin plastic QFP, 48-pin ceramic MQFP

MB89940 Connection Diagram

MB89940 Connection Diagram

MB89940 datasheet

MB89940
PDF/DataSheet Download

  • Datasheet: MB89940
  • File Size: 366399 KB
  • Manufacturer: FUJITSU [Fujitsu Media Devices Limited]
  • Click here to Download

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