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MC145190F Datasheet(PDF) 6 Page - Motorola, Inc |
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MC145190F Datasheet(HTML) 6 Page - Motorola, Inc |
6 / 24 page MC145190 •MC145191 MOTOROLA 6 LOOP SPECIFICATIONS (VDD = VCC = 4.5 to 5.5 V unless otherwise indicated, TA = – 40 to + 85°C) Sb l P T C di i Figure Guaranteed Operating Range Ui Symbol Parameter Test Condition Figure No. Min Max Unit Vin Input Voltage Range, fin 100 MHz ≤ fin < 250 MHz 250 MHz ≤ fin ≤ 1100 MHz 7 400 200 1500 1500 mV p–p fref Input Frequency Range, REFin MC145190 Externally Driven in Reference Mode MC145191 Vin ≥ 400 mV p–p Vin ≥ 1 V p–p Vin ≥ 400 mV p–p Vin ≥ 1 V p–p 8 13 6* 12 4.5* 27 27 27 27 MHz fXTAL Crystal Frequency, Crystal Mode C1 ≤ 30 pF, C2 ≤ 30 pF, Includes Stray Capacitance 9 2 15 MHz fout Output Frequency, REFout CL = 30 pF 10, 12 dc 10 MHz f Operating Frequency of the Phase Detectors dc 2 MHz tw Output Pulse Width, φR, φV, LD MC145190 MC145191 fR in Phase with fV, CL = 50 pF, VPD = 5.5 V, VDD = VCC = 5.0 V 11, 12 17 85 ns tTLH, tTHL Output Transition Times, LD, φV, φR — MC145191 CL = 50 pF, VPD = 5.5 V, VDD = VCC = 5.0 V 11, 12 — 65 ns Cin Input Capacitance, REFin — 5 pF *If lower frequency is desired, use wave shaping or higher amplitude sinusoidal signal. SINE WAVE GENERATOR 1000 pF DEVICE UNDER TEST 1000 pF TEST POINT V+ VCC VDD fin fin GND OUTPUT A Vin 50 Ω* Figure 7. Test Circuit (fv) *Characteristic Impedance SINE WAVE GENERATOR 50 Ω DEVICE UNDER TEST 0.01 µF TEST POINT VCC VDD REFin GND OUTPUT A Vin Figure 8. Test Circuit — Reference Mode (fR) TEST POINT REFout V+ DEVICE UNDER TEST C1 TEST POINT VCC VDD OUTPUT A GND REFin REFout C2 Figure 9. Test Circuit — Crystal Mode (fR) V+ 50% REFout 1/f REFout Figure 10. Switching Waveform |
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