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SM840002KATR Datasheet(PDF) 5 Page - Micrel Semiconductor |
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SM840002KATR Datasheet(HTML) 5 Page - Micrel Semiconductor |
5 / 9 page Micrel, Inc. SM840002 November 2010 5 M9999-110810 hbwhelp@micrel.com or (408) 955-1690 LVCMOS DC Electrical Characteristics (3) VDDA = VDD =2.5V or 3.3V ±5%, VDDO = 2.5V or 3.3V ±5%, TA = –40°C to +75°C, unless noted. Symbol Parameter Condition Min. Typ. Max. Units VIH Input HIGH Voltage 2 VDD + 0.3 V VIL Input LOW Voltage −0.30 0.80 V OE, F_SEL0, F_SEL1 VDD = VIN =3.465V or 2.625V 5 µA IIH Input HIGH Current nPLL_SEL, MR, nXTAL_SEL, TEST_CLK VDD = VIN =3.465V or 2.625V 150 µA OE, F_SEL0, F_SEL1 VDD = 3.465V or 2.625V VIN = 0V −150 µA IIL Input LOW Current nPLL_SEL, MR, nXTAL_SEL, TEST_CLK VDD = 3.465V or 2.625V VIN = 0V −5 µA VDDO = 3.3V ±5% 2.6 V VOH Output HIGH Voltage (4) VDDO = 2.5V ±5% 1.8 V VOL Output LOW Voltage (4) VDDO = 3.3V ±5% or 2.5V ±5% 0.5 V AC Electrical Characteristics (5) VDDA = VDD =2.5V or 3.3V ±5%, VDDO = 2.5V or 3.3V ±5%, TA = –40°C to +75°C, unless noted. Symbol Parameter Condition Min. Typ. Max. Units FOUT Output Frequency F_SEL[1:0] = 00 156.25 MHz FOUT Output Frequency F_SEL[1:0] = 01 125 MHz FOUT Output Frequency F_SEL[1:0] = 10 62.5 MHz FOUT Output Frequency F_SEL[1:0] = 11 125 MHz tSKEW Output Skew (6) 12 ps tJITTER RMS Phase Jitter 156.25MHz 0.064 ps tJITTER RMS Phase Jitter 125MHz 0.065 ps tJITTER RMS Phase Jitter 62.5MHz 0.077 ps tR/tF Output Rise/ Fall Time 20% to 80% 100 350 ps ODC Output Duty Cycle 48 50 52 % Notes : 4. Outputs terminated with 50Ω to VDD/2. See Parameters measurements 3.3V load test circuit. 5. The circuit is designed to meet the AC specifications shown in the above table(s) after thermal equilibrium has been established. 6. Defined as skew between outputs at the same supply voltage and with equal load conditions; Measured at the output differential crossing points. |
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