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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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TUSB2E22 bảng dữ liệu(PDF) 10 Page - Texas Instruments |
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TUSB2E22 bảng dữ liệu(HTML) 10 Page - Texas Instruments |
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10 / 26 page  Repeater 86100 Scope or BERT 50Ÿ eUSB2 Test Channel 22.1 22.1 15.8 15.8 Test Channel 81130A Pattern Generator or BERT 50Ÿ USB 2.0 Vin * 0.693 Vin scaled for impedance conversion 40 Ÿ 45 Ÿ Impedance conversion Impedance conversion USB 2.0 High speed test packets USB 2.0 TX Vpp * 0.68 Vout scaled for impedance conversion Repeater 81130A Pattern Generator or BERT 50Ÿ USB 2.0 High speed test packets eUSB2 TX Vpp * 0.56 Vout scaled for impedance conversion eUSB2 Test Channel 22.1 22.1 15.8 15.8 Test Channel 86100 Scope or BERT 50Ÿ USB 2.0 Vin * 0.76 Vin scaled for impedance conversion 40 Ÿ 45 Ÿ Impedance conversion Impedance conversion 10 TUSB2E22 SNLS648A – FEBRUARY 2019 – REVISED DECEMBER 2019 www.ti.com Submit Documentation Feedback Copyright © 2019, Texas Instruments Incorporated 7.7 Timing Requirements MIN NOM MAX UNIT RESET TIMING t_VDD1V8_R AMP Ramp time for VDD1V8 to reach minimum 1.62V 2 ms t_VDD3V3_R AMP Ramp time for VDD3V3 to reach minimum 3.0V 2 ms t_su_CROSS Setup time for CROSS sampled at the de-assertion of RESETB 0 ms t_hd_CROSS Hold time for CROSS sampled at the de-assertion of RESETB 3 ms t_aRESETB duration for RESETB to be asserted low to complete reset while powered 10 us t_RH_READY Time for eUSB2 interface to be ready after RESETB is de-asserted or (VDD1V8 and VDD3V3) reach minimum recommended voltages, whichever is later 3 ms 8 Parametric Measurement Information Figure 1. USB 2.0 TX Output (Egress) Jitter, Eye Mask Test Setup Figure 2. eUSB2 TX Output (Ingress) Jitter, Eye Mask Test Setup |
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