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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MAX489 датащи(PDF) 4 Page - Tiger Electronic Co.,Ltd |
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MAX489 датащи(HTML) 4 Page - Tiger Electronic Co.,Ltd |
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4 / 18 page  SWITCHING CHARACTERISTICS—MAX481/MAX485, MAX490/MAX491, MAX1487 (continued) (VCC = 5V ±5%, TA = TMIN to TMAX, unless otherwise noted.) (Notes 1, 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Driver Enable from Shutdown to Output High (MAX481) tZH(SHDN) Figures 7 and 9, CL = 100pF, S2 closed 40 100 ns Driver Enable from Shutdown to Output Low (MAX481) tZL(SHDN) Figures 7 and 9, CL = 100pF, S1 closed 40 100 ns Receiver Enable from Shutdown to Output High (MAX481) tZH(SHDN) Figures 5 and 11, CL = 15pF, S2 closed, A - B = 2V 300 1000 ns Receiver Enable from Shutdown to Output Low (MAX481) tZL(SHDN) Figures 5 and 11, CL = 15pF, S1 closed, B - A = 2V 300 1000 ns SWITCHING CHARACTERISTICS—MAX483, MAX487/MAX488/MAX489 (VCC = 5V ±5%, TA = TMIN to TMAX, unless otherwise noted.) (Notes 1, 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Driver Input to Output tPLH Figures 6 and 8, RDIFF = 54Ω, CL1 = CL2 = 100pF 250 800 2000 ns tPHL 250 800 2000 Driver Output Skew to Output tSKEW Figures 6 and 8, RDIFF = 54Ω, CL1 = CL2 = 100pF 100 800 ns Driver Rise or Fall Time tR, tF Figures 6 and 8, RDIFF = 54Ω, CL1 = CL2 = 100pF 250 2000 ns Driver Enable to Output High tZH Figures 7 and 9, CL = 100pF, S2 closed 250 2000 ns Driver Enable to Output Low tZL Figures 7 and 9, CL = 100pF, S1 closed 250 2000 ns Driver Disable Time from Low tLZ Figures 7 and 9, CL = 15pF, S1 closed 300 3000 ns Driver Disable Time from High tHZ Figures 7 and 9, CL = 15pF, S2 closed 300 3000 ns Receiver Input to Output tPLH Figures 6 and 10, RDIFF = 54Ω, CL1 = CL2 = 100pF 250 2000 ns tPHL 250 2000 I tPLH - tPHL I Differential Receiver Skew tSKD Figures 6 and 10, RDIFF = 54Ω, CL1 = CL2 = 100pF 100 ns Receiver Enable to Output Low tZL Figures 5 and 11, CRL = 15pF, S1 closed 20 50 ns Receiver Enable to Output High tZH Figures 5 and 11, CRL = 15pF, S2 closed 20 50 ns Receiver Disable Time from Low tLZ Figures 5 and 11, CRL = 15pF, S1 closed 20 50 ns Receiver Disable Time from High tHZ Figures 5 and 11, CRL = 15pF, S2 closed 20 50 ns Maximum Data Rate fMAX tPLH, tPHL < 50% of data period 250 kbps Time to Shutdown tSHDN MAX483/MAX487 (Note 5) 50 200 600 ns Driver Enable from Shutdown to Output High tZH(SHDN) MAX483/MAX487, Figures 7 and 9, CL = 100pF, S2 closed 2000 ns Driver Enable from Shutdown to Output Low tZL(SHDN) MAX483/MAX487, Figures 7 and 9, CL = 100pF, S1 closed 2000 ns Receiver Enable from Shutdown to Output High tZH(SHDN) MAX483/MAX487, Figures 5 and 11, CL = 15pF, S2 closed 2500 ns Receiver Enable from Shutdown to Output Low tZL(SHDN) MAX483/MAX487, Figures 5 and 11, CL = 15pF, S1 closed 2500 ns |
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