一、测验仪器:
2.5GHz带宽、40GS/s采样率、最大256Mpts的可分析存储深度,X-StreamII流式结构——速度快于其它示波器10-100倍,具有最深的丈量参数工具箱、函数运算工具箱,共同的TriggerScan反常捕获技能使得示波器能在单位时刻内捕获更多的反常优胜的瞬时呼应才能,15.3英寸宽屏WXGA五颜六色触摸屏显示器。
二、测验夹具:
TF-USB-B(一致性测验板,可以完结USB2.0的一致性测验功用;负载板可以完结Droop电压和Drop电压相关测验)
三、测验软件:
QualiPHY测验软件的USB测验模板,可以完结低速率Device、全速率和高速率Host、Device、Hub的USB一致性测验,支撑悉数USB-IF安排拟定的一致性测验规范。
四、测验项目列表
测验项目 | 测验目标 | 规范值 | 对应规范号 | 参阅规范 |
Signal Rate 信号速率丈量成果 |
Signal Rate 信号速率 |
479.76Mb/s≤x≤480.24Mb/s | 7.1.11 Data Signaling Rate | Universal Serial Bus Specification Revision 2.0 |
Eye Result 眼图模板丈量成果 |
Eye Violations 眼图电压 |
x=0 | 7.1.2.2 High-speed Signaling Eye Patterns and Rise and Fall Time 7.1.3 Cable Skew |
|
Consecutive Jitter Min 最小接连颤动 |
x≤100ps | |||
Consecutive Jitter Max 最大接连颤动 |
x≤100ps | |||
Consecutive RMS Jitter RMS接连颤动 |
x≤100ps | |||
Paired JK Jitter Min JK配对最小颤动 |
x≤100ps | |||
Paired JK Jitter Max JK配对最大颤动 |
x≤100ps | |||
Paired JK RMS Jitter JK配对RMS颤动 |
x≤100ps | |||
Paired KJ Jitter Min KJ配对最小颤动 |
x≤100ps | |||
Paired KJ Jitter Max KJ配对最大颤动 |
x≤100ps | |||
Paired KJ RMS Jitter KJ配对RMS颤动 |
x≤100ps | |||
Rising Edge Rate Result 边际上升时刻和速率丈量成果 |
Rising Edge Rate Min 边际上升最小速率 |
x≤1600MV/s | 7.1.2.2 High-speed Signaling Eye Patterns and Rise and Fall Time | Universal Serial Bus Specification Revision 2.0 |
Rise Time Max (equivalent) 最大上升时刻 |
x≥500ps | |||
Rising Edge Rate Max 边际上升最大速率 |
x≤1600MV/s | |||
Rise Time Min (equivalent) 最小上升时刻 |
x≥500ps | |||
Rising Edge Rate Mean 边际上升速率丈量值 |
x≤1600MV/s | |||
Rise Time Mean (equivalent) 上升时刻丈量值 |
x≥500ps | |||
Falling Edge Rate Result 边际下降时刻和速率丈量成果 |
Falling Edge Rate Min 边际下降最小速率 |
x≤1600MV/s | 7.1.2.2 High-speed Signaling Eye Patterns and Rise and Fall Time | Universal Serial Bus Specification Revision 2.0 |
Fall Time Max (equivalent) 最大下降时刻 |
x≥500ps | |||
Falling Edge Rate Max 边际下降最大速率 |
x≤1600MV/s | |||
Fall Time Min (equivalent) 最小下降时刻 |
x≥500ps | |||
Falling Edge Rate Mean 边际下降速率丈量值 |
x≤1600MV/s | |||
Fall Time Mean (equivalent) 下降时刻丈量值 |
x≥500ps | |||
Edge Rate Match 边际速率匹配 |
契合模板要求 | |||
Edge Monotonicity Result 边际单调丈量成果 |
Edge Monotonicity Result 边际单调丈量成果 |
契合模板要求 | 7.1.2.2 High-speed Signaling Eye Patterns and Rise and Fall Time | Universal Serial Bus Specification Revision 2.0 |
EOP Width Result 完毕包位宽丈量成果 |
EOP Width 完毕包位宽 |
7.5bits≤x≤8.5bits | 7.1.13.2.2 High-speed EOP | |
Device Chirp K Latency 驱动周纠K码延迟时刻 |
2.50μs≤x≤7.00ms | 7.1.7.5 Reset Signaling | ||
Chirp K Duration 周纠K码周期时刻 |
1.00ms≤x≤7.00ms | |||
HS Turn On Time After Chirp 周纠后高速率敞开时刻 |
x≤500.0μs | |||
Suspend Timing 暂停时刻 |
3.000ms≤x≤3.125ms | 7.1.7.6 Suspending | ||
Suspend D- Volts D-暂停电压 |
x≤700.0mV | |||
Suspend D+ Volts D+暂停电压 |
2.70V≤x≤3.60V | |||
HS SOF After Resume 暂停后康复到高速SOF |
契合模板要求 | 7.1.7.7 Resume | Universal Serial Bus Specification Revision 2.0 | |
Resume Amplitude D- D-康复幅值 |
x≤700mV | |||
Resume Amplitude D+ D+康复幅值 |
x≤700mV | |||
Reset Time 复位时刻 |
3.10ms≤x≤6.00ms | 7.1.7.5 Reset Signaling | ||
Suspend to Reset Time 暂停后复位时刻 |
2.5μs≤x≤6.0000ms | |||
J Voltage D+ D+ J电压 |
360.0mV≤x≤440.0mV | 7.1.1.3 High-speed (480 Mb/s) Driver Characteristics | ||
J Voltage D- D- J电压 |
-10.0mV≤x≤10.0mV | |||
K Voltage D+ D+ K电压 |
-10.0mV≤x≤10.0mV | |||
K Voltage D- D- K电压 |
360.0mV≤x≤440.0mV | |||
SE0 D- Voltage D- SEO电压 |
-10.0mV≤x≤10.0mV | |||
SE0 D+ Voltage D+ SEO电压 |
-10.0mV≤x≤10.0mV | |||
VBUS Voltage Before Enumeration 罗列前的电源线VBUS反应电压值 |
x≤400mV | 无 | 无 | |
D+ Voltage Before Enumeration 罗列前的数据线D+反应电压值 |
x≤400mV | 无 | ||
D- Voltage Before Enumeration 罗列前的数据线D-反应电压值 |
x≤400mV | 无 | ||
VBUS Voltage After Enumeration 罗列后的电源线VBUS反应电压值 |
x≤400mV | 无 | ||
D+ Voltage After Enumeration 罗列后的数据线D+反应电压值 |
x≤400mV | 无 | ||
D- Voltage After Enumeration 罗列后的数据线D-反应电压值 |
x≤400mV | 无 |