#11 1394b connector test report v1.0 -...
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1394b connector test report
This test report covers the connector test of IEEE 1394b standard. The standard defines four signal propagation performance criteria. The criteria are as follows:
Criterion value
Crosstalk XNEXT XFEXT ≤3%
Risetime Degradation Tr TPA Tr TPB ≤100 ps
Intrapair con <10 ps Propagation Skew Interpair con <15 ps
Impedance ZTPACONN ZTPBCONN 110±20 Ω
T e s t R e p o r t f o r Cross Talk
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPA & TPA*
Test Method: NEXT
500 mV
Test Result: Evaluate:
(1.5*10 mV) / (5*100 mV)=3%
Standard Value Measured Value Result
≤3% ≤3% PASS
15 mV
T e s t R e p o r t f o r Cross Talk
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPA & TPA*
Test Method: FEXT
500 mV
Test Result: Evaluate:
(1.5*10 mV) / (5*100 mV)=3%
Standard Value Measured Value Result
≤3% ≤3% PASS
15 mV
T e s t R e p o r t f o r Cross Talk
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPB & TPB*
Test Method: NEXT
500 mV
Test Result: Evaluate: (0.5*10 mV) / (5*100 mV)=1%
Standard Value Measured Value Result
≤3% ≤1% PASS
5 mV
T e s t R e p o r t f o r Cross Talk
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPB & TPB*
Test Method: FEXT
500 mV
Test Result: Evaluate: (0.5*10 mV) / (5*100 mV)=1%
Standard Value Measured Value Result
≤3% ≤1% PASS
5 mV
T e s t R e p o r t f o r Risetime Degradation
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPA & TPA*
Measured Value:
Tr (ref) TPA Tr (spec) TPA Measured Value 134.20 ps 161.20 ps
Equation: Tr (spec) TPA 2= Tr TPA2+ Tr TPA2+ Tr (ref) TPA2 Evaluate: Tr TPA2=(161.2*161.2-134.2*134.2)/2
T r TPA=63.1498 ps Test Result:
Standard Value Measured Value Result
Tr TPA ≤100 ps 63.1498 ps PASS
Tr (ref) TPA=134.20 ps
Tr (spec) TPA=161.20 ps
T e s t R e p o r t f o r Risetime Degradation
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPB & TPB* Measured Value:
Tr (ref) TPB Tr (spec) TPB Measured Value 105.20 ps 127.20 ps
Equation:
Tr (spec) TPB2= Tr TPB2+ Tr TPB2+ Tr (ref)TPB2 Evaluate: Tr TPB2=(127.2*127.2-105.2*105.2)/2
Tr TPB=50.5609 ps Test Result:
Standard Value Measured Value Result
Tr TPB ≤100 ps 50.5609 ps PASS
Tr (ref) TPB=105.20 ps
Tr (spec) TPB=127.20 ps
T e s t R e p o r t f o r Propagation Skew
Connector Type: 1394b connector
Sample No: #11
Tested signal: TPA, TPA*, TPB, TPB* Measured Value:
TD (ref) TD (spec) TPA 9.6 ns 10.4 ns
TPA* 9.6 ns 10.4 ns TPB 9.6 ns 10.4 ns
TPB* 9.6 ns 10.4 ns Equation:
Propagation Delay = TD (spec) - TD (ref) Evaluated value:
Propagation Delay TPA 800 ps
TPA* 800 ps TPB 800 ps
TPB* 800 ps
Test Result: Standard Value Evaluated Value Result
Intrapair con <10 ps 0 ps PASS
Interpair con <15 ps 0 ps PASS
TD (ref) TPA=9.6 ns
TD (spec) TPA=10.4 ns
TD (ref) TPA*=9.6 ns
TD (spec) TPA*=10.4 ns
TD (ref) TPB=9.6 ns
TD (spec) TPB=10.4 ns
TD (ref) TPB*=9.6 ns
TD (spec) TPB*=10.4 ns
T e s t R e p o r t f o r Impedance
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPA & TPA*
Test Result:
Standard Value Measured Value Result
-25 ps 110±20 Ω 97.63 Ω PASS
0 ps 110±20 Ω 104.1 Ω PASS
50 ps 110±20 Ω 105.4 Ω PASS
100 ps 110±20 Ω 102.8 Ω PASS
125 ps 110±20 Ω 106.8 Ω PASS
ZTPACONN (-25 ps) = 97.63 Ω
ZTPACONN (0 ps) = 104.10 Ω
ZTPACONN (50 ps) = 105.4 Ω
ZTPACONN (100 ps) = 102.8 Ω
ZTPACONN (125 ps) = 106.8 Ω
T e s t R e p o r t f o r Impedance
Connector Type: 1394b connector
Sample No: #11
Tested signal pair: TPB & TPB*
Test Result:
Standard Value Measured Value Result
-25 ps 110±20 Ω 103.7 Ω PASS
0 ps 110±20 Ω 112.8 Ω PASS
50 ps 110±20 Ω 105.8 Ω PASS
100 ps 110±20 Ω 99.20 Ω PASS
125 ps 110±20 Ω 101.1 Ω PASS
ZTPACONN (-25 ps) = 103.7 Ω
ZTPACONN (0 ps) = 112.8 Ω
ZTPACONN (50 ps) = 105.8 Ω
ZTPACONN (100 ps) = 99.2 Ω
ZTPACONN (125 ps) = 101.1 Ω