поискавой системы для электроныых деталей |
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ISL54209 датащи(PDF) 9 Page - Intersil Corporation |
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ISL54209 датащи(HTML) 9 Page - Intersil Corporation |
9 / 19 page 9 FN6627.4 June 10, 2010 FIGURE 5. CAPACITANCE TEST CIRCUIT FIGURE 6. AUDIO CROSSTALK TEST CIRCUIT FIGURE 7A. MEASUREMENT POINTS FIGURE 7B. TEST CIRCUIT FIGURE 7. SKEW TEST Test Circuits and Waveforms (Continued) VDD C GND AUDIO OR USB COMx IN IMPEDANCE ANALYZER 0V OR VDD Repeat test for all switches. CTRL 0V ANALYZER VDD C L OR R SIGNAL GENERATOR RL GND IN COMx 32Ω NC COMx R OR L Signal direction through switch is reversed, worst case values are recorded. Repeat test for all switches. CTRL DIN+ DIN- OUT+ OUT- 50% 50% 90% 10% 10% 10% 10% 90% 90% 50% 90% 50% tri tfi tro tf0 tskew_i tskew_o OUT+ CL COM- D+ GND VDD C D- COM+ CL OUT- DIN+ DIN- |tro - tri| Delay Due to Switch for Rising Input and Rising Output Signals. |tfo - tfi| Delay Due to Switch for Falling Input and Falling Output Signals. |tskew_0| Change in Skew through the Switch for Output Signals. |tskew_i| Change in Skew through the Switch for Input Signals. 15.8 Ω 15.8 Ω 143 Ω 143 Ω 45 Ω 45 Ω CTRL IN VDD ISL54209 |
Аналогичный номер детали - ISL54209 |
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Аналогичное описание - ISL54209 |
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