Electrical ac characteristics, J8436a-a – Approved Optics Approved HP J8436A User Manual
Page 3
J8436A-A
X2-SR 10GB Module
850nm, 300m, MMF, SC RoHS6
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Approved Optics, Inc. www.ApprovedOptics.com
Page 3 of 8
Input High Voltage
VIH
0.84
1.5
V
Input Low Voltage
VIL
–0.3
0.36
V
Pull-up Supply Voltage
VPU
0.84
1.2
1.5
V
Input Capacitance
CIN
10
pF
Load Capacitance
CLOAD
470
pF
External Pull-up Resistance
RLOAD
200
Ω
1) For 1.8 V CMOS Voh= 1.65 V min., Vol= 0.15 V max., Vih= 1.17 V min., Vil= 0.63 V max.
2) Rpull-up = 10 kΩ to 1.8 V.
3) Vin = 1.8 V.
4) AC coupled.
5) IOL = 100 μA
Electrical AC Characteristics
(VCC5 = 4.75 V to 5.25 V, VCC3 = 3.14 V to 3.47 V, VCCaps= 1.152 V to 1.248 V, TC= 0°C to 70°C)
Parameter
Symbol
Values
Unit
min.
typ.
max.
XAUI Input AC Characteristics (TXLANE[0..3])
Baud Rate
RXAUIIN
Gbit/s
Fibre Channel
3.1875
Ethernet
3.125
Baud Rate Tolerance
RTOLXAUI
–100
100
ppm
Differential Input Impedance
ZINXAUI
80
100
120
Ω
Differential Return Loss1)
|S11|
10
dB
Input Differential Skew2)
tSKEWIN
75
ps
Jitter Amplitude Tolerance3)
JXAUITOL
0.65
UIp-p
XAUI Output AC Characteristics (RXLANE[0..3])
Baud Rate Fibre Channel Ethernet
RXAUIOUT
3.1875
3.125
Gbit/s
Baud Rate Variation
RXAUIVAR
–100
100
ppm
XAUI Eye Mask (far-end)
According to IEEE 802.3ae and 10G Fibre Channel
Output Differential Skew
tSKEWOUT
15
ps
Output Differential Impedance
ZOUTXAUI
80
100
120
Ω
Differential Output Return Loss1)
|S22|
10
dB
Total Jitter4)
TJXAUI
0.35
UI
Deterministic Jitter4)
DJXAUI
0.37
UI
Power-On Reset AC Characteristics