• Compliant with SFF-8431, 8432 and 8472.
• Up to 10.3125Gbps data rate per channel
• Up to 7m transmission
• Operating temperature: 0~70℃
• Single 3.3V power supply
• RoHS compliant
Pin | Logic | Symbol | Description |
1 | VeeT | Module Transmitter Ground | |
2 | LVTTL-O | Tx_Fault | Module Transmitter Fault |
3 | LVTTL-I | Tx_Disable | Transmitter disable; Turns off transmitter laser output |
4 | LVTTL-I/O | SDA | 2-wire Serial Interface Data Line (Same as MOD-DEF2 in INF-8074i) |
5 | LVTTL-I/O | SCL | 2-wire Serial Interface Clock (Same as MOD-DEF1 in INF-8074i) |
6 | Mod_ABS | Module Absent, connected to VeeT or VeeR in the module | |
7 | LVTTL-I | RS0 | Rate Select 0, optionally controls SFP+ module receiver |
8 | LVTTL-O | Rx_LOS | Receiver Loss of Signal Indication (In FC designated as Rx_LOS and in Ethernet designated as Signal Detect) |
9 | LVTTL-I | RS1 | Rate Select 1, optionally controls SFP+ module transmitter |
10 | VeeR | Module Receiver Ground | |
11 | VeeR | Module Receiver Ground | |
12 | CML-O | RD- | Receiver Inverted Data Output |
13 | CML-O | RD+ | Receiver Non-Inverted Data Output |
14 | VeeR | Module Receiver Ground | |
15 | VccR | Module Receiver 3.3 V Supply | |
16 | VccT | Module Transmitter 3.3 V Supply | |
17 | VeeT | Module Transmitter Ground | |
18 | CML-I | TD+ | Transmitter Non-Inverted Data Input |
19 | CML-I | TD- | Transmitter Inverted Data Input |
20 | VeeT | Module Transmitter Ground |
SFP+ DAC Specifications | |
Number of Lanes | Tx & Rx |
Channel Data Rate | 10.3125 Gbps |
Operating Temperature | 0 to + 70°C |
Storage Temperature | -40 to + 85°C |
Supply Voltage | 3.3 V nominal |
Electrical Interface | 20 pins edge connector |
Management Interface | Serial, I2C |
Parameter | Symbol | Min | Typ | Max | Units | Notes |
Differential Impedance | Zd | 90 | 100 | 110 | Ω | |
Differential Input Return Loss |
SDDXX | <-12+2* SQRT (f) with f in GHz | dB | 0.01~4.1GHz | ||
<-6.3+13* Log10/(f/5.5) with f in GHz |
dB |
4.1~11.1GHz | ||||
Common Mode Output Return Loss |
SCCXX | < -7+1.6*f with f in GHz | dB | 0.01~2.5GHz | ||
-3 | dB | 2.5~11.1GHz | ||||
Difference Waveform Distortion Penalty | dWDPc | 6.75 | dB | |||
VMA Loss | L | 4.4 | dB | |||
VMA Loss to Crosstalk Ratio | VCR | 32.5 | dB |