General Description
   The UM91260/61 series products are tone/pulse switchable dialers with ten 16-digit number memories and 32-digit redial memory. Pulse to tone mode switching is accomplished via a slide switch. The dialing speed and storage mode for each version of the UM91260 is  shown on the right. The UM91261 is a 22-pin version of the 91260 with key-in tone output and selectable dialing rate and storage mode.