BL1101LN Datasheet PDF - Shanghai Belling Co., Ltd.

OUTLINE:
The BL1101N series uses silicon gates. Single-chip dialing integration made by CMOS technology Circuit, can send double tone multi-frequency or pulse Type of dialing signal with hands-free dialing No., first digit “0”, “9” dial lock and redial (maximum 32 bits) functions, etc., with Huabang The W91330 Series is compatible.

FEATURES:
• Working voltage is 2.0 to 5 . 5 V
• Dual audio/pulse can be selected by the switch Dial number
• With redial, flash, pause, key tone Out of function, and easy to operate
• Chip power-on reset
• Available 4 × 4 matrix keyboard
• Suspend, P → T (pulse tones) Store as a number in the memory Device
• Minimum audio output width: 100ms; Minimum audio frequency interval: 100ms
• Use 3.579545 MHz quartz crystal Or ceramic oscillator
• Can lock the first digit “0” or “9” dial Out
• Use double row in-line 18 or 20 foot plastic seal

APPLICATIONS:
    As the dialing circuit in the telephone, it is completed. Related functions.