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MC145145P1 Scheda tecnica(PDF) 1 Page - LANSDALE Semiconductor Inc. |
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MC145145P1 Scheda tecnica(HTML) 1 Page - LANSDALE Semiconductor Inc. |
1 / 12 page www.lansdale.com Page 1 of 12 ML145145 4–Bit Data Bus Input PLL Frequency Synthesizer Legacy Device: Motorola MC145145-2 The ML145145 is programmed by a 4–bit input, with strobe and address lines. The device features consist of a reference oscillator, 12–bit programmable reference divider, digital phase detector, 14–bit programmable divide–by–N counter, and the necessary latch circuitry for accepting the 4–bit input data. • Operating Temperature Range: TA – 40 to 85°C • Low Power Consumption Through the Use of CMOS Technology • 3.0 to 9.0 V Supply Range • Single Modulus 4–Bit Data Bus Programming • ÷N Range = 3 to 16,383, ÷R Range = 3 to 4,095 • “Linearized” Digital Phase Detector Enhances Transfer Function Linearity • Two Error Signal Options: Single–Ended (Three–State) Double–Ended BLOCK DIAGRAM φV LD ST A2 A1 A0 D3 D2 D1 D0 LOCK DETECT PHASE DETECTOR B PHASE DETECTOR A 12–BIT R COUNTER LATCHES LATCH CONTROL CIRCUITRY 14–BIT N COUNTER LATCH 1 LATCH 2 L3 REFout OSCin OSCout fin PDout φR LATCH 4 LATCH 5 LATCH 6 fR fV LATCH 0 PIN ASSIGNMENTS VDD fin D0 D1 A1 A0 OSCout OSCin VSS φR REFout D3 D2 A2 ST PDout LD φV 14 15 16 17 18 10 11 12 13 5 4 3 2 1 9 8 7 6 PLASTIC DIP VDD fin NC D0 D1 A1 A0 OSCout OSCin VSS 5 4 3 2 1 10 9 8 7 6 14 15 16 17 18 19 20 11 12 13 φV φR REFout D3 D2 NC A2 ST PDout LD SOG PACKAGE NC = NO CONNECTION INTERFACES WITH SINGLE–MODULUS PRESCALERS P DIP 18 = VP PLASTIC DIP CASE 707 SOG 20 = -6P SOG PACKAGE CASE 751D 18 1 20 1 CROSS REFERENCE/ORDERING INFORMATION MOTOROLA P DIP 18 MC145145P1 ML145145VP SOG 20 MC145145DW2 ML145145-6P LANSDALE PACKAGE Note: Lansdale lead free (Pb) product, as it becomes available, will be identified by a part number prefix change from ML to MLE. Issue Bb |
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