MA5883 Description
THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT REMENDED FOR NEW DESIGNS MA5883 ADVANCE INFORMATION DS3601-1.3 MA5883 20 MEMORY LD/DTMF SWITCHABLE DIALLER CHIP The MA5883 is a keypad switchable LD/DTMF dialler device with Last Number Redial facility and 20, 24-digit memories, 10 accessible via dedicated keys. Three operating modes are available: LD mode, with the ability to temporarily switch to DTMF mode...
MA5883 Key Features
- top view
- top view
- a logic 1 at this pin is used to indicate 'Off-Hook' Negative supply Positive supply Active high output indicating a pau