mk1574-01 Integrated Device Technology, mk1574-01 Datasheet
mk1574-01
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mk1574-01 Summary of contents
Page 1
... Output clock rates include T1, E1, T2, E2 • Available in commercial (0º 70ºC) or industrial (-40 to +85ºC) temperature ranges • Available in Pb (lead) free package • For jitter attenuation, use the MK2049 • For 5.0 V operation, use the MK1574-01A VDD GND 2 2 PLL Clock Synthesis and Control Circuitry ...
Page 2
... CLOCK SYNTHESIZER CLK2 CLK3 pin 11 pin 12 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved 11.76 5.88 7.84 3.92 11.04 5.52 10.56 5.28 7.68 3.84 25.92 12.96 8.448 4.224 6.312 3.156 32.768 16.384 24.704 12.352 4.096 2.048 3.088 1.544 MK1574 REV F 111605 ...
Page 3
... Input External Components The MK1574 requires a minimum number of external components for proper operation network (see the section “Loop Bandwidth and Loop Filter Component Selection”) should be connected between CAP1 and CAP2 as close tot he device as possible. Decoupling capacitors of 0.01µF should be connected between VDD and GND on pins and 7, as close to the device as possible. A series termination resistor of 33Ω ...
Page 4
... VOLT FRAME RATE COMMUNICATIONS PLL Absolute Maximum Ratings Stresses above the ratings listed below can cause permanent damage to the MK1574. These ratings, which are standard values for ICS commercially rated parts, are stress ratings only. Functional operation of the device at these or any other conditions above those indicated in the operational sections of the specifications is not implied. ...
Page 5
... Conditions θ Still air JA θ 1 m/s air flow JA θ 3 m/s air flow JA θ JC Equation 1 5 CLOCK SYNTHESIZER Min. Typ. Max. Units 8.000 kHz 1 ppm Min. Typ. Max. Units °C/W 120 °C/W 115 °C/W 105 °C/W 58 MK1574 REV F 111605 ...
Page 6
... A good value for the damping factor ζ is 0.707. From equation 2, 0.707 * 6.2 = 34.7 kΩ (36 kΩ nearest standard value 16E-9 IDT™ / ICS™ 3.3 VOLT FRAME RATE COMMUNICATIONS PLL Equation 2; ζ (zeta) is the damping factor 6 CLOCK SYNTHESIZER MK1574 REV F 111605 ...
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... MK1574 3.3 VOLT FRAME RATE COMMUNICATIONS PLL Loop Filter Constants This table shows the constants K1 and K2 that are used with the equations on page 6 to calculate the external loop filter components. Loop Filter Contstants for MK1574-01 Decode Address Loop Filter Constants FS3:0 (Hex) ...
Page 8
... MK1574 3.3 VOLT FRAME RATE COMMUNICATIONS PLL Clock Multipliers/Accuracies In the table on page 2 are the actual multipliers stored in the MK1574 ROM, which yield the exact values shown for the output clocks. Package Outline and Package Dimensions Package dimensions are kept current with JEDEC Publication No. 95 ...
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... MK1574-01SLF MK1574-01SLFTR MK1574-01SLF MK1574-01SI MK1574-01SI MK1574-01SITR MK1574-01SI MK1574-01SILF MK1574-01SILF MK1574-01SILFTR MK1574-01SILF Parts that are ordered with a "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant. While the information presented herein has been checked for both accuracy and reliability, Integrated Circuit Systems (ICS) assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use ...
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... MK1574 3.3 VOLT FRAME RATE COMMUNICATIONS PLL Innovate with IDT and accelerate your future networks. Contact: www.IDT.com For Sales 800-345-7015 408-284-8200 Fax: 408-284-2775 Corporate Headquarters Integrated Device Technology, Inc. 6024 Silver Creek Valley Road San Jose, CA 95138 United States 800 345 7015 +408 284 8200 (outside U.S.) © ...