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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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LTC1688CS 데이터시트(PDF) 3 Page - Linear Technology |
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LTC1688CS 데이터시트(HTML) 3 Page - Linear Technology |
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3 / 12 page  3 LTC1688/LTC1689 SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS ∆VOC Change in Magnitude of Driver Common R = 25 Ω or 50Ω, Figure 1 0.1 V Mode Output Voltage for Complementary Output States VIH Input High Voltage EN, ENB, EN12, EN34, DI q 1.4 V VIL Input Low Voltage EN, ENB, EN12, EN34, DI q 0.5 V IIN1 Input Current EN, ENB, EN12, EN34, DI (Note 3) q ±1 µA IOZ Three-State (High Impedance) VOUT = – 7V to 10V (Note 3) q ±1 ±200 µA Output Current IDD Supply Current of Entire Device No Load, Digital Input Pins = 0V or VDD 5mA IOSD1 Driver Short-Circuit Current, VOUT = HIGH VOUT = – 7V to 8V (Note 3) q ±20 mA IOSD2 Driver Short-Circuit Current, VOUT = LOW VOUT = – 7V to 8V (Note 3) q ±20 mA Note 1: Absolute Maximum Ratings are those values beyond which the life of a device may be impaired. Note 2: All currents into the device pins are positive; all currents out of the device pins are negative. Note 3: Guaranteed by design or correlation, but not tested. SWITCHING CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD = 5V, TA = 25°C, Unless Otherwise Noted (Note 2) tPLH, tPHL Driver Input-to-Output Propagation Delay RDIFF = 50Ω, CL1 = CL2 = 25pF, q 48 12 ns Figures 2, 4 tSKEW Driver Output-to-Output Skew RDIFF = 50Ω, CL1 = CL2 = 25pF, 500 ps Figures 2, 4 tr, tf Driver Rise/Fall Time RDIFF = 50Ω, CL1 = CL2 = 25pF, 2 ns Figures 2, 4 tZH Driver Enable to Output High CL = 25pF, S2 Closed, Figures 3, 5 q 10 35 ns tZL Driver Enable to Output Low CL = 25pF, S1 Closed, Figures 3, 5 q 10 35 ns tLZ Driver Disable from Low CL = 15pF, S1 Closed, Figures 3, 5 q 25 65 ns tHZ Driver Disable from High CL = 15pF, S2 Closed, Figures 3, 5 q 25 65 ns CL(MAX) Maximum Output Capacitive Load (Note 3) q 200 pF Maximum Data Rate (Note 3) q 100 Mbps Maximum Driver Input Rise/Fall Time (Note 3) q 500 ns VDD = 3V, TA = 25°C, Unless Otherwise Noted (Note 2) tPLH, tPHL Driver Input-to-Output Propagation Delay RDIFF = 50Ω, CL1 = CL2 = 25pF, 11 ns Figures 2, 4 tSKEW Driver Output-to-Output Skew RDIFF = 50Ω, CL1 = CL2 = 25pF, 1 ns Figures 2, 4 tr, tf Driver Rise/Fall Time RDIFF = 50Ω, CL1 = CL2 = 25pF, 4 ns Figures 2, 4 tZH Driver Enable to Output High CL = 25pF, S2 Closed, Figures 3, 5 25 ns tZL Driver Enable to Output Low CL = 25pF, S1 Closed, Figures 3, 5 25 ns tLZ Driver Disable from Low CL = 15pF, S1 Closed, Figures 3, 5 50 ns tHZ Driver Disable from High CL = 15pF, S2 Closed, Figures 3, 5 50 ns CL(MAX) Maximum Output Capacitive Load (Note 3) q 200 pF Maximum Data Rate 50 Mbps Maximum Driver Input Rise/Fall Time (Note 3) q 500 ns DC ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. |
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