MC145157-2 ETC-unknow, MC145157-2 Datasheet
MC145157-2
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MC145157-2 Summary of contents
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... Order this document by MC145151–2/D MC145151-2 MC145152-2 MC145155-2 MC145156-2 MC145157-2 MC145158-2 Page ...
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MOTOROLA SEMICONDUCTOR TECHNICAL DATA Parallel-Input PLL Frequency Synthesizer Interfaces with Single–Modulus Prescalers The MC145151–2 is programmed by 14 parallel–input data lines for the N counter and three input lines for the R counter. The device features consist of a reference ...
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OSC out OSC T/R NOTE: N0 – N13 inputs and inputs RA0, RA1, and RA2 have pull–up resistors that are not shown. PIN DESCRIPTIONS INPUT PINS f in Frequency Input (Pin 1) Input to the ...
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Phase Detector B Outputs (Pins 8, 9) These phase detector outputs can be combined externally for a loop–error signal. A single–ended output is also avail- able for this purpose (see PD out ). If frequency f V ...
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MOTOROLA SEMICONDUCTOR TECHNICAL DATA Parallel-Input PLL Frequency Synthesizer Interfaces with Dual–Modulus Prescalers The MC145152–2 is programmed by sixteen parallel inputs for the N and A counters and three input lines for the R counter. The device features consist of a ...
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RA2 RA1 RA0 OSC out OSC 6–BIT A5 NOTE: N0 – N9, A0 – A5, and RA0 – RA2 have pull–up resistors that are not shown. PIN DESCRIPTIONS INPUT PINS f in Frequency Input (Pin 1) Input ...
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MC is then set back low, the counters preset to their respective programmed values, and the above sequence repeated. This provides for a total programmable divide value ( where ...
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REF. OSC. NO CONNECTS 15.360 MHz (ON–CHIP OSC. X2 “1” “1” OPTIONAL) OSC out RA2 RA1 OSC in MC145152– NOTE CHANNEL PROGRAMMING NOTES: 1. Receiver 1st I. MHz, ...
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... Compatible with the Serial Peripheral Interface (SPI) on CMOS MCUs “Linearized” Digital Phase Detector Single–Ended (Three–State) or Double–Ended Phase Detector Outputs Chip Complexity: 6504 FETs or 1626 Equivalent Gates REV 1 8/95 MOTOROLA Motorola, Inc. 1995 N Counters MC145157-2 P SUFFIX PLASTIC DIP CASE 648 SUFFIX SOG PACKAGE 16 ...
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... N latches depending on the control bit. The reference divider latches are activated if the control bit logic high and the N latches are activated MC145151–2 through MC145158–2 10 MC145157–2 BLOCK DIAGRAM 14–BIT SHIFT REGISTER 14 REFERENCE COUNTER LATCH 14 14–BIT R COUNTER 14– ...
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... Positive Power Supply (Pin 4) The positive power supply potential. This pin may range from + with respect Negative Power Supply (Pin 6) The most negative supply potential. This pin is usually ground. MC145157–2 Data Sheet Continued on Page 15 MC145151–2 through MC145158–2 11 ...
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MOTOROLA SEMICONDUCTOR TECHNICAL DATA Serial-Input PLL Frequency Synthesizer Interfaces with Dual–Modulus Prescalers The MC145158–2 has a fully programmable 14–bit reference counter, as well as fully programmable N and A counters. The counters are programmed serially through a common data input ...
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ENB OSC in OSC out REF out f in 1–BIT DATA CONTROL S/R CLK PIN DESCRIPTIONS INPUT PINS f in Frequency Input (Pin 8) Input frequency from VCO output. A rising edge signal on this input decrements the A and ...
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OUTPUT PINS PD out Phase Detector A Output (Pin 5) This single–ended (three–state) phase detector output produces a loop–error signal that is used with a loop filter to control a VCO. Frequency f V > ...
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MC14515X–2 FAMILY CHARACTERISTICS AND DESCRIPTIONS MAXIMUM RATINGS* (Voltages Referenced Symbol Parameter Supply Voltage out Input or Output Voltage (DC or Transient) except SW1, SW2 V out Output Voltage (DC ...
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DC ELECTRICAL CHARACTERISTICS Symbol Parameter I IL Pull–up Current (all inputs with pull–ups Input Capacitance V OL Low–Level Output I out Voltage — OSC out High–Level ...
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AC ELECTRICAL CHARACTERISTICS Symbol Parameter t PLH , t PHL Maximum Propagation Delay (Figures 1 and 4) t PHL Maximum Propagation Delay, ENB to SW1, SW2 (Figures 1 and Output Pulse Width, R ...
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TIMING REQUIREMENTS (Input unless otherwise indicated) Symbol Parameter f clk Serial Data Clock Frequency, Assuming 25% Duty Cycle NOTE: Refer to CLK t w(H) below (Figure Minimum Setup Time, ...
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FREQUENCY CHARACTERISTICS (Voltages References pF, Input =10 ns unless otherwise indicated) Symbol Parameter f i Input Frequency OSC ...
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PHASE–LOCKED LOOP — LOW–PASS FILTER DESIGN A) PD out — — PD out — — out — ...
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CRYSTAL OSCILLATOR CONSIDERATIONS The following options may be considered to provide a ref- erence frequency to Motorola’s CMOS frequency synthe- sizers. Use of a Hybrid Crystal Oscillator Commercially available temperature–compensated crystal oscillators (TCXOs) or crystal–controlled data clock oscilla- tors provide ...
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Table 1. Partial List of Crystal Manufacturers Motorola — Internet Address http://motorola.com NOTE: Motorola cannot recommend one supplier over another and in no way suggests that this is a complete listing of crystal manufacturers. RECOMMENDED READING Technical Note TN–24, Statek ...
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Assume the N counter and the A counter (with all the higher order bits above “a” ignored) combined into a single binary counter bits in length (n = number of divider stages in the N ...
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... MC145151–2 through MC145158–2 24 PACKAGE DIMENSIONS P SUFFIX PLASTIC DIP CASE 648–08 (MC145157–2, MC145158– SEATING –T– PLANE SUFFIX PLASTIC DIP CASE 710–02 (MC145151–2, MC145152–2) ...
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... -T- SEATING PLANE SUFFIX SOG PACKAGE CASE 751G–02 (MC145157–2, MC145158– 0.010 (0.25 –T– M SEATING PLANE NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETER. ...
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Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of ...