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KS8803B Dataheets PDF



Part Number KS8803B
Manufacturers Samsung semiconductor
Logo Samsung semiconductor
Description 10/15 CH PLL
Datasheet KS8803B DatasheetKS8803B Datasheet (PDF)

www.DataSheet4U.com KS8803B 10/15 CH PLL INTRODUCTION 16-DIP-300A The KS8803B/4B are designed to select 10/15 channels of cordlss phone of which frequency band is 46/49MHz. It has reference frequency generator, programmable divider for transmit and receive section and phase detector. 16-SOP-225 FEATURES • 10 Channels selectable : KS8803B (both transmit/receive) • 15 Channels selectable : KS8804B (both transmit/receive) • Include oscillation circuit with external x-tal (10.24MHz) • 5KHz outp.

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www.DataSheet4U.com KS8803B 10/15 CH PLL INTRODUCTION 16-DIP-300A The KS8803B/4B are designed to select 10/15 channels of cordlss phone of which frequency band is 46/49MHz. It has reference frequency generator, programmable divider for transmit and receive section and phase detector. 16-SOP-225 FEATURES • 10 Channels selectable : KS8803B (both transmit/receive) • 15 Channels selectable : KS8804B (both transmit/receive) • Include oscillation circuit with external x-tal (10.24MHz) • 5KHz output for guard tone • Unlock detector (phase difference more than 6.25us) • Stand-by function for power saving ORDERING INFORMATION Device KS8803B KS8803BD Package 16-DIP-300A 16-SOP-225 Operating Temperature - 30°C ~ + 75°C BLOCK DIAGRAM VDD DataSheet4U.com VS S DataShee +V DD 15 12 4 F1 OSC IN 16 1 11 PHASE DETECTOR (Tx) REFERENCE DIVIDER OSC OUT PDT PHASE DETECTOR (Rx) 13 PDR TIF 9 PROGRAMMABLE DIVIDER (Tx) PR OGRAMMABLE DIVIDER (Rx) 14 + RIF DECODER UNLOCK DETECTOR 10 LDT 3 SB 5 D0 6 D1 7 D2 8 2 D3 MODE DataSheet4U.com DataSheet 4 U .com www.DataSheet4U.com KS8803B 10/15 CH PLL PIN CONFIGURATION OSC OUT 1 2 3 4 KS8803B 5 6 7 8 16 15 14 13 12 11 10 9 OSC IN MODE V DD SB RIF F1 PDR D0 VS S PDT D1 D2 LDT D3 TIF PIN DESCRIPTION Pin No Symbol Description •This output generates reference frequency 1 OSC OUT when it is connected to Pin 16 with external OSC of which frequency is 10.24MHz • Base/Remote Unit Selection Pin 2 MODE “High” : Base Unit “Low” : Remote Unit • Stand-by pin et4U.com 3 SB DataSheet4U.com DataShee • This input controls Tx PLL for reducing the power dissipation “High” : Normal operation “Low” : Stand-by 4 5 6 7 8 F1 D0 D1 D2 D3 • Input to programmable divider of Tx 9 TIF • AC coupling with VCO • In case of lager signal, It needs DC-coupling • Min. input voltage is 0.1Vrms 10 LDT • Unlocked signal out pin (see output charateristics) • 5KHz output • Channel selection pins • The Combinations of these inputs select one channel among the 10/15 channels DataSheet4U.com DataSheet 4 U .com www.DataSheet4U.com KS8803B 10/15 CH PLL PIN DESCRIPTION Pin No Symbol • Phase detector output for Tx 11 PDT • PDT detects the phase error from Tx PLL and its output is connected to external low pass filter 12 VSS • This pin is negative supply of the IC. • It usually grounded • Phase detector output for Rx 13 PDR • PDR detects the phase error from Rx PLL and its output is connected to external low pass filter • Input of programmable divider for Rx. • AC coupling with VCO 14 RIF • In case of lager signal (standard CMOS logic), it needs DC coupling • Min. input voltage is 0.1Vrms • This pin is positive supply of the IC 15 VDD • Its reference is VSS, and normally + 3.0V ~ + 5.5V more positive than VSS • X-TAL osc connection pin 16 OSC IN Description et4U.com DataSheet4U.com • This input generates the reference frequency when it is connected to pin 1 with external osc DataShee DataSheet4U.com DataShee.


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