MB88151AEB01-100 Fujitsu Semiconductor America Inc, MB88151AEB01-100 Datasheet
MB88151AEB01-100
Specifications of MB88151AEB01-100
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MB88151AEB01-100 Summary of contents
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FUJITSU MICROELECTRONICS DATA SHEET ASSP Spread Spectrum Clock Generator MB88151A ■ DESCRIPTION MB88151A is a clock generator for EMI (Electro Magnetic Interference) reduction. The peak of unnecessary radiation noise (EMI) can be attenuated by making the oscillation frequency slightly modulate ...
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MB88151A ■ PRODUCT LINEUP MB88151A has five kinds of multiplication type. Product Input frequency range MB88151A-100/101 MB88151A-200/201 16.6 MHz to 33.4 MHz MB88151A-400/401 MB88151A-500/501 MB88151A-800/801 8.3 MHz to 16.7 MHz ■ PIN ASSIGNMENT ■ PIN DESCRIPTION Pin name I/O Pin ...
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I/O CIRCUIT TYPE Pin SEL0, SEL1 ENS CKOUT Note : For XIN and XOUT pins, refer to “■OSCILLATION CIRCUIT”. DS04-29127-2E Circuit type CMOS hysteresis input CMOS hysteresis input with 50 kΩ + 800 kΩ (Typ) pull-up resistors 50 kΩ ...
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MB88151A ■ HANDLING DEVICES Preventing Latch-up A latch-up can occur if, on this device, (a) a voltage higher than V input or output pin or (b) a voltage higher than the rating is applied between occurs, significantly ...
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BLOCK DIAGRAM Modulation rate setting SEL1 Modulation rate setting SEL0 Modulation enable setting/ Power down setting ENS/XPD Reference clock XOUT = 1 MΩ XIN − Reference clock − − glitchless ...
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MB88151A ■ PIN SETTING When changing the pin setting, the stabilization wait time for the modulation clock is required. The stabilization wait time for the modulation clock take the maximum value of “■ ELECTRICAL CHARACTERISTICS • AC Characteristics Lock-up time”. ...
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Center spread Spectrum is spread (modulated) by centering on the frequency in modulation off. Radiation level Center spread example of ± 1.5% modulation rate • Down spread Spectrum is spread (modulated) below the frequency in modulation off. Modulation width ...
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MB88151A ■ ABSOLUTE MAXIMUM RATINGS Parameter Power supply voltage* Input voltage* Output voltage* Storage temperature Operation junction temperature Output current Overshoot Undershoot = 0 The parameter is based WARNING: Semiconductor devices can be permanently ...
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RECOMMENDED OPERATING CONDITIONS Parameter Symbol Power supply voltage V DD “H” level input voltage V IH “L” level input voltage V IL Input clock t DCI duty cycle Operating temperature Ta WARNING: The recommended operating conditions are required in ...
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MB88151A ■ ELECTRICAL CHARACTERISTICS • DC Characteristics Parameter Symbol Power supply current Output voltage V OL Output impedance Z O Input capacitance C IN Load capacitance PUE Input pull-up resistance R PUP 10 ...
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AC Characteristics Parameter Symbol Oscillation frequency f x Input frequency f in Output frequency f OUT Output slew rate SR Output clock duty cycle t DCC Modulation period f MOD (Number of input clocks (n ) MOD per modulation) ...
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MB88151A < Definition of modulation frequency and number of input clocks per modulation f (Output frequency) MB88151A contains the modulation period to realize the efficient EMI reduction. The modulation period f depends on the input frequency and changes between f ...
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OUTPUT CLOCK DUTY CYCLE (t CKOUT ■ INPUT FREQUENCY (f = 1/t in XIN ■ OUTPUT SLEW RATE (SR) CKOUT t r Note : SR = (2.4 − 0. (2.4 − 0. ■ ...
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MB88151A ■ MODULATION WAVEFORM • ±1.5% modulation rate, Example of center spread CKOUT Output frequency + 1.5 % Frequency at modulation OFF − 1.5 % • −1.0% modulation rate, Example of down spread CKOUT Output frequency Frequency at modulation OFF ...
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LOCK-UP TIME 3 XIN Setting pin V SEL0, SEL1, ENS CKOUT If the setting pin is fixed at the “H” or “L” level, the maximum time after the power is turned on until the set clock ...
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MB88151A XIN XPD CKOUT When the power down is controlled by XPD pin, the desired clock is obtained after the pin is set to H level until the maximum lock-up time t is elapsed Internal clock stabilization wait ...
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OSCILLATION CIRCUIT The figure below shows the connection example about general resonator. The oscillation circuit has the built-in resistance (1 MΩ) . The value of capacity (C resonator. The most suitable value is different by individual resonator. Please refer ...
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MB88151A ■ INTERCONNECTION CIRCUIT EXAMPLE C 1 SEL0 SEL1 Oscillation stabilization capacitance (refer to “■OSCILLATION CIRCUIT”.) Capacitor of 10 µF or higher Capacitor about 0.01 µF (connect a capacitor of ...
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SPECTRUM EXAMPLE CHARACTERISTICS The condition of the examples of the characteristic is shown as follows : Input frequency = 20 MHz (Output frequency = 20 MHz : Using MB88151A-100 (Multiply-by-1)), Power - supply voltage = 3.3 V, None load ...
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MB88151A ■ ORDERING INFORMATION Input frequency Part number MB88151APNF-G-100-JNE1 MB88151APNF-G-101-JNE1 MB88151APNF-G-200-JNE1 MB88151APNF-G-201-JNE1 16.6 MHz to MB88151APNF-G-400-JNE1 MB88151APNF-G-401-JNE1 MB88151APNF-G-500-JNE1 MB88151APNF-G-501-JNE1 MB88151APNF-G-800-JNE1 8.3 MHz to MB88151APNF-G-801-JNE1 MB88151APNF-G-100-JNEFE1 MB88151APNF-G-101-JNEFE1 MB88151APNF-G-200-JNEFE1 MB88151APNF-G-201-JNEFE1 16.6 MHz to MB88151APNF-G-400-JNEFE1 MB88151APNF-G-401-JNEFE1 MB88151APNF-G-500-JNEFE1 MB88151APNF-G-501-JNEFE1 MB88151APNF-G-800-JNEFE1 8.3 MHz to MB88151APNF-G-801-JNEFE1 ...
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PACKAGE DIMENSION 8-pin plastic SOP (FPT-8P-M02) 8-pin plastic SOP (FPT-8P-M02) +0.25 +.010 1 * 5.05 .199 –0.20 –.008 1.27(.050) 0.44±0.08 (.017±.003) 0.10(.004) 0.10(.004) ©2002-2008 FUJITSU MICROELECTRONICS LIMITED F08004S-c-4-8 2002 FUJITSU LIMITED F08004S-c-4-7 C Please confirm ...
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MB88151A ■ MAIN CHANGES IN THIS EDITION Page Section ⎯ ⎯ 22 Change Results Preliminary Data Sheet → Data Sheet DS04-29127-2E ...
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MEMO DS04-29127-2E MB88151A 23 ...
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MB88151A FUJITSU MICROELECTRONICS LIMITED Shinjuku Dai-Ichi Seimei Bldg., 7-1, Nishishinjuku 2-chome, Shinjuku-ku, Tokyo 163-0722, Japan Tel: +81-3-5322-3347 Fax: +81-3-5322-3387 http://jp.fujitsu.com/fml/en/ For further information please contact: North and South America FUJITSU MICROELECTRONICS AMERICA, INC. 1250 E. Arques Avenue, M/S 333 Sunnyvale, ...