Order this document by MC145146–2/D SEMICONDUCTOR TECHNICAL DATA ! !" Interfaces with Dual–Modulus Prescalers 20 1 The MC145146–2 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, 10–bit programmable divide– by–N counter, 7–bit divide–by–A counter, and the necessary latch circuitry for accepting the 4–bit input data. • • • • • • • • P SUFFIX PLASTIC DIP CASE 738 Operating Temperature Range: – 40 to 85°C Low Power Consumption Through the Use of CMOS Technology 3.0 to 9.0 V Supply Range Programmable Reference Divider for Values Between 3 and 4095 Dual–Modulus 4–Bit Data Bus Programming ÷ N Range = 3 to 1023, ÷ A Range = 0 to 127 “Linearized” Digital Phase Detector Enhances Transfer Function Linearity Two Error Signal Options: Single–Ended (Three–State) Double–Ended 1 ORDERING INFORMATION MC145146P2 MC145146DW2 BLOCK DIAGRAM 12–BIT ÷ R COUNTER OSCout D0 D1 D2 D3 A2 A1 A0 ST L5 LATCH CONTROL CIRCUITRY fR LOCK DETECT L7 PHASE DETECTOR A LATCHES L2 fin L6 L3 Plastic DIP SOG Package PIN ASSIGNMENT NOT RECOMMENDED FOR NEW DESIGNS; PRODUCT TO BE PHASED OUT. Closest equivalents are the MC145152–2, MC145170–1, MC14519X series, and MC14520X series. OSCin DW SUFFIX SOG PACKAGE CASE 751D 20 D1 1 20 D2 D0 2 19 D3 fin 3 18 fR VSS 4 17 φR PDout 5 16 φV VDD 6 15 fV OSCin 7 14 MC OSCout 8 13 LD A0 9 12 ST A1 10 11 A2 LD PDout fV L4 10–BIT ÷ N COUNTER L0 L1 PHASE DETECTOR B φV φR 7–BIT ÷ A COUNTER CONTROL LOGIC MODULUS CONTROL (MC) REV 2 1/98 Motorola, Inc. 1998 MOTOROLA MC145146–2 1 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 the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer. Mfax is a trademark of Motorola, Inc. How to reach us: USA / EUROPE / Locations Not Listed: Motorola Literature Distribution; P.O. Box 5405, Denver, Colorado 80217. 1–303–675–2140 or 1–800–441–2447 Mfax: [email protected] – TOUCHTONE 1–602–244–6609 Motorola Fax Back System – US & Canada ONLY 1–800–774–1848 – http://sps.motorola.com/mfax/ HOME PAGE: http://motorola.com/sps/ MC145146–2 2 ◊ JAPAN: Nippon Motorola Ltd.: SPD, Strategic Planning Office, 141, 4–32–1 Nishi–Gotanda, Shagawa–ku, Tokyo, Japan. 03–5487–8488 ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park, 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298 CUSTOMER FOCUS CENTER: 1–800–521–6274 MC145146–2/D MOTOROLA