Product Features:
l Multi rate of up to 10.3125Gb/s per channel;
l Complies with QSFP+ MSA high-density form factor;
l Hot-pluggable;
l Four-channel full-duplex active optical cable;
l Low power consumption;
l RoHS-6 Compliant;
l Compliant with SFF-8436;
l +3.3V single power supply;
l Case operating temperature;
Commercial: 0°C to +70°C
I. Pin Diagram

QSFP MSA-compliant 38-pinconnector
II. Pin Descriptions
Pin | Symbol | Name/Description | Notes |
1 | GND | Ground | 1 |
2 | Tx2n | Transmitter Inverted Data Input | |
3 | Tx2p | Transmitter Non-Inverted Data Input | |
4 | GND | Ground | 1 |
5 | Tx4n | Transmitter Inverted Data Input | |
6 | Tx4p | Transmitter Non-Inverted Data Input | |
7 | GND | Ground | 1 |
8 | ModSelL | Module Select | |
9 | ResetL | Module Reset | |
10 | VccRx | +3.3 V Power supply receiver | |
11 | SCL | 2-wire serial interface clock | |
12 | SDA | 2-wire serial interface data | |
13 | GND | Ground | 1 |
14 | Rx3p | Receiver Non-Inverted Data Output | |
15 | Rx3n | Receiver Inverted Data Output | |
16 | GND | Ground | 1 |
17 | Rx1p | Receiver Non-Inverted Data Output | |
18 | Rx1n | Receiver Inverted Data Output | |
19 | GND | Ground | 1 |
20 | GND | Ground | 1 |
21 | Rx2n | Receiver Inverted Data Output | |
22 | Rx2p | Receiver Non-Inverted Data Output | |
23 | GND | Ground | 1 |
24 | Rx4n | Receiver Inverted Data Output | |
25 | Rx4p | Receiver Non-Inverted Data Output | |
26 | GND | Ground | 1 |
27 | ModPrsL | ModulePresent | |
28 | IntL | Interrupt | |
29 | VccTx | +3.3 V Power supply transmitter | |
30 | Vcc1 | +3.3 V Power Supply | |
31 | LPMode | Low Power Mode | |
32 | GND | Ground | 1 |
33 | Tx3p | Transmitter Non-Inverted Data Input | |
34 | Tx3n | Transmitter Inverted Data Input | |
35 | GND | Ground | 1 |
36 | Tx1p | Transmitter Non-Inverted Data Input | |
37 | Tx1n | Transmitter Inverted Data Input | |
38 | GND | Ground | 1 |
Notes:
1. Circuit ground is internally isolated from chassis ground.
III. Absolute Maximum Ratings
Parameter | Symbol | Min | Type | Max | Unit | Ref. |
Maximum Supply Voltage | Vcc1, VccTx, | -0.5 | 3.6 | V | ||
Storage Temperature | TS | -5 | 75 | ℃ | 1 | |
Case Operating Temperature | TOP | 0 | 70 | ℃ | ||
Relative Humidity | RH | 5 | 85 | % | 2 |
Notes:
1.Limited by the fiber cable jacket, not the active ends.
2.Non-condensing.
IV. Electrical Characteristics (TOP = 0 to 70 C, VCC = 3.3 ±5% Volts)
Parameter | Symbol | Min. | Typ. | Max. | Unit | Ref. |
Supply Voltage | VCC 1, VCCTX, VCCRX |
3.15 |
3.45 |
V | ||
Power Dissipation per QSFP+ | Pd | 1.5 | W | |||
Transmitter(per Lane) | ||||||
Input different impedance | Rin | 90 | 100 | 110 | Ω | 1 |
Single ended input voltage tolerance | VinT | -0.3 | 4.0 | V | ||
Single ended data input swing | Vin,pp | 200 | 1000 | mV | 2 | |
Receiver (per Lane) | ||||||
Output different impedance | Rout | 90 | 100 | 110 | Ω | 1 |
Single ended data output swing | Vout,pp | 200 | 1000 | mV | 3 | |
Single-ended output voltage | VoutR | -0.3 | 4.0 | V | ||
Note:
1.Connected directly to TX data input pins. AC coupled thereafter.
2. After internal AC coupling. Self-biasing 100Ω differential input
3.Into 100Ω differential termination.
V. Memory Map and Control Registers
Compatible with SFF-8436.
VI. Recommended Interface Circuit
VII. Mechanical Specifications
The Quadwire mechanical specifications are based on QSFP transceiver module specifications, substituting the MPO connectors with a cable connecting both ends.

Product Features
l Multi rate of up to 10.3125Gb/s per channel
l Complies with QSFP+ MSA high-density form factor
l Hot-pluggable
l Four-channel full-duplex active optical cable
l Low power consumption
l RoHS-6 Compliant
l Compliant with SFF-8436
l +3.3V single power supply
l Case operating temperature
Commercial: 0°C to +70°C
Applications | Compliance |
Infiniband QDR | QSFP |
40G Ethernet | SFF-8436 |
Other optical links | IEEE 802.3ba |
Ordering Information
Package | Product part NO. | Distance | Temperature Range |
QSFP+ | FSANAA31-L05C | 0.5-metercable | Commercial:0~70℃ |
QSFP+ | FSANAA31-M01C | 1-metercable | Commercial:0~70℃ |
QSFP+ | FSANAA31-M03C | 3-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M05C | 5-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M06C | 6-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M10C | 10-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M15C | 15-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M20C | 20-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M25C | 25-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M30C | 30-metercable | Commercial: 0~70℃ |
QSFP+ | FSANAA31-M50C | 50-metercable | Commercial: 0~70℃ |
*For availability of additional cable lengths, please contact Fibridge. | |||