KS58550 Datasheet | Samsung Semiconductor

FEATURES - - - - - - - - - - - - Flash Time selectable on the keyboard (92, 312, 608 m S) Hands-Free and Hold function Key in Tone function (1.75KHz) Tone/Pulse switchable Pulse rate selectable Make/Break ratio selectable Single tone enable for test Uses 3.579545MHz Color burst Crystal or ceramic resonator Tone (T/ - ) key function (Pulse → Tone ) Redial function (Pulse: 32 digit, Tone : 31 digit) Two touch repertory memory (Pulse : 16 digit, Tone : 15 digit) Pin patible with KS58006, KS58555B ORDERING INFORMATION Function Device Package HFD KS58550 22-DIP-400 O HOLD O KIT O FLASH TIME Selectable MAKE/BREAK Selectable PPS Selectable - HFD : Hands-Free Dialing Function - HOLD : Hold for Melody - KIT : Key In Tone BLOCK DIAGRAM UNIVERSAL 10 MEMORY DIALER V DD OSCI OSCO DRIVER M/B COUNTER PULSE COUNTER .. M/D SYSTEM CLOCK COUNTER CIRCUIT TIMING COUNTER DEBOUNCE CIRCUIT MDS /DRS KIT GEN. WRITE/READ ADDRESS COUNTER C1 C2 C3 C4 R1 R2 R3 R4 R5 REDIAL RAM X`MUTE 4 KEY INPUT INTERFACE CIRCUIT DATA LATCH 10 MEMORY STORE RAM RECALL/LOCATION LATCH & ADDRESS COUNTER ROW, COLUMN SINEWAVE COUNTER & D/A...