Datasheet Details
- Part number
- EM91440C
- Manufacturer
- ELAN Microelectronics Corp
- File Size
- 175.74 KB
- Datasheet
- EM91440C_ELANMicroelectronicsCorp.pdf
- Description
- TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91440C Description
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR AND DUAL-TONE MELODY GE.
The EM91440 is a series of tone/pulse switchable dialers that is composed of T/P dialer and T/P dialer with 40-set memories.
EM91440C Features
* Tone/Pulse switchable.
* Wide operating voltage from 2.0 V to 5.5 V.
* Low operating current, 0.15 mA (Pulse) and 0.3 mA (Tone) typically.
* Adding resistor on keyboard scan pin that can select many telephone specifications, such as : Pulse rate, M/B ratio, Flash ti
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