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ISL54217IRTZ-T Folha de dados(PDF) 7 Page - Intersil Corporation |
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ISL54217IRTZ-T Folha de dados(HTML) 7 Page - Intersil Corporation |
7 / 21 page 7 FN6817.3 May 4, 2009 Test Circuits and Waveforms Logic input waveform is inverted for switches that have the opposite logic sense. FIGURE 1A. ADDRESS tTRANS MEASUREMENT POINTS Repeat test for all switches. CL includes fixture and stray capacitance. FIGURE 1B. ADDRESS tTRANS TEST CIRCUIT FIGURE 1. SWITCHING TIMES FIGURE 2A. MEASUREMENT POINTS Repeat test for all switches. CL includes fixture and stray capacitance. FIGURE 2B. TEST CIRCUIT FIGURE 2. BREAK-BEFORE-MAKE TIME FIGURE 3. AUDIO rON TEST CIRCUIT FIGURE 4. USB rON TEST CIRCUIT 50% tr < 20ns tf < 20ns tOFF 90% VC0,C1 0V VINPUT VC0,C1 tON LOGIC INPUT SWITCH INPUT SWITCH OUTPUT 90% VOUT V OUT V (INPUT) R L R L r ON + ------------------------ = SWITCH INPUT LOGIC VOUT RL CL COMx C0,C1 50 Ω 10pF GND VDD C VINPUT INPUT 90% VC0 VC1 tD LOGIC INPUT SWITCH OUTPUT 0V VOUT LOGIC C0, C1 COMx RL CL VOUT 10pF 50 Ω 1D- OR 1D+ L OR R VDD GND VINPUT C INPUT 2D- OR 2D+ VDD C COMx L OR R GND VL OR R V1 rON = V1/60mA 60mA Repeat test for all switches. VCOH C0 C1 VC1H VDD C D- OR D+ COMx C0 GND VD- OR D+ V1 rON = V1/40mA 40mA Repeat test for all switches. C1 VC0L AND VC1H OR VC0H AND VC1L ISL54217 |
Nº de peça semelhante - ISL54217IRTZ-T |
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Descrição semelhante - ISL54217IRTZ-T |
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