KS58550 Samsung, KS58550 Datasheet
KS58550
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KS58550 Summary of contents
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... The KS58550 is 10 memory Tone/pulse switchable dialer with 32 digit redial memory. The Flash time is selectable on the keyboard. Also, Hands-Free and Hold function are controlled on the keyboard. The KS58550 can fulfill all the standards of each country. FEATURES Flash Time selectable on the keyboard (92, 312, 608 mS) Hands-Free and Hold function Key in Tone function (1 ...
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... KS58550 BLOCK DIAGRAM OSCI OSC DRIVER OSCO M/D HS SYSTEM CLOCK COUNTER MDS CIRCUIT /DRS WRITE/READ ADDRESS C1 COUNTER KEY INPUT R1 RECALL/LOCATION INTERFACE LATCH & ADDRESS CIRCUIT R2 COUNTER R3 R4 HANDS FREE & HOLD R5 CONTROL OUTPUT HFO UNIVERSAL 10 MEMORY DIALER V DD M/B COUNTER TIMING ...
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... HFI HDI F1 F2 SELECTION FUNCTION PIN CONNECTION V MDS/DRS OPEN V V MAKE/BREAK V UNIVERSAL 10 MEMORY DIALER 22 HFO KS58550 X`MUTE 15 TONE OUT 14 Vss HDO - RD/P: Redial/Pause - ST : Store - R/L : Recall/Location - F1 : Flash Time (92ms FlashTime (312ms Flash Time (608ms) - HFI : Hands Free Dialing Key Input - HDI : Hold Key Input ...
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... KS58550 PIN DESCRIPTION Pin No Symbol M/B 8 MDS/DRS 9 OSCI 10 OSCO 11 KIT 12 HDO TONE 16 X’ MUTE HFO ABSOLUTE MAXIMUM RATINGS Characteristic Supply Voltage Input Voltage Output Voltage Power Dissipation Operating Temperature Storage Temperature UNIVERSAL 10 MEMORY DIALER I/O Description I Row Key Input I Hook Switch ...
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... KS58550 ELECTRICAL CHARACTERISTICS (V = 3.5V 0V 3.579545 MHz osc Characteristic Symbol Operating voltage V Memory Retention Voltage V Memory Retention Current DD(PULSE) Operating Current I DD(TONE) Standby Current I SB Output Sink Current I O(SINK)1 (DP, X’ MUTE) I O(SINK Output Current Input Voltage V V Input Current V Column to Row Tone Ratio ...
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... KS58550 ELECTRICAL CHARACTERISTICS (V =3.5V 0V =3.579545 MHz OSC Characteristic Symbol Pulse to Tone t PTPA Auto Pause Time t Pre - digit Pause Time PDPA Pulse to X’ MUTE t PMO Overlap Time Flash Time t FL APPLICATION INFORMATION KEY DESCRIPTION These are Tone/Pulse dialing signal keys in normal mode. ...
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... KS58550 RD/P KEY If press this key first after off - hook, it will operate as a redial key, otherwise it will operate as a pause key. HFI Hands-Free dialing input. Hands-Free dialing output is controlled on the keyboard (HFl) HDI Hold function input. Hold function is controlled on the keyboard (HDl). ...
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... KS58550 - REPERTORY DIALING FOR CASCADED MEMORY OFF-HOOK : R/L, Dm, : ZiZiZi : ON-HOOK (The cascade 32 digits dialing are available) - NORMAL DIALING AFTER REDIALING OFF-HOOK : RD/P, Dn, ----, Dn, : ZiZiZi : ON-HOOK - NORMAL DIALING AFTER REPERTORY DIALING OFF-HOOK : R/L, Dm, Dn ----. Dn, : ZiZiZi : ON-HOOK - REPERTORY DIALING AFTER NORMAL DIALING OFF-HOOK : Dn, ----, Dn, R/ ...
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... KS58550 TONE GENERATOR The device will be designed 15 Level, 30 Segment. The COLUMN TONE is Pre-emphasized 2 dB than the ROW TONE. In order to generate a single tone, push the same COLUMN or ROW keys more than 2 Keys at the same time. TONE FREQUENCY INPUT ROW1 ROW2 ROW3 ROW4 ...
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... KS58550 TIMING DIAGRAM 1) PULSE MODE KEY INPUT t KD KIT DP t PDPA X`MUTE 2) TONE MODE HS KEY INPUT 1 P X`MUTE TONE UNIVERSAL 10 MEMORY DIALER F t KIT PMO TIDP PMO PIDP ...
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... KS58550 3) PULSE TO TONE DIALING HS KEY INPUT 1 2 MDS/DRS KIT DP X`MUTE TONE 4) HANDS-FREE DIALING & HOLD FUNCTION HS X`MUTE HDI INPUT HDO 1 KEY INPUT DP HDI INPUT HDO UNIVERSAL 10 MEMORY DIALER PTPA ...
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... KS58550 APPLICATION CIRCUIT + UNIVERSAL 10 MEMORY DIALER + + ...
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