...circuit to all chip clocks dial tone filter est dstd ack sd ? ? or ? mt3x71b only. www.datasheet.co.kr datasheet pdf - http://www.datas...pulse input. after est or dstd is high, applying a sequence of four pulses on this pin w ill then ...
tone/pulse dialer with lcd interface and i.p.p. detect function 1 * this specification are subject to be changed without notice. 5.15.1998 preliminary preliminary preliminary preliminary preliminary general description the em91455 is a seri...
Description
tone/pulse Switchable Dialer with LCD Interface and I.P.P. Detect Function(???/?????浆?㈡??峰?锛?甫娑叉??剧ず?ュ?????ㄦ?娴???斤?)
tone/pulse DIALER WITH REDIAL
INTRODUCTION
The KS58006 is DTMF/pulse switchable dialer with a 32-digit redial which can be done using a slide switch. All necessary dual-tone frequencies are derived from a 3.579545 MHz TV crystal or cera...