100G QSFP28 Active optical cable JHA-QSFP28-100G-AOC
Features
◊ Support 100GBASE-SR4/EDR application
◊ Compliant to QSFP28 Electrical MSA SFF-8636
◊ Multi rate of up to 25.78125Gbps
◊ Transmission distance up to 100m
◊ +3.3V single power supply
◊ Low power consumption
◊ Operating temp Commercial: 0°C to +70 °C
◊ RoHS compliant
◊ UL certification cables (optional)
Applications
◊ 100GBASE-SR4 at 25.78125Gbps per lane
◊ Infini Band QDR, EDR
◊ Other optical links
Specification:
Absolute Maximum Ratings
Table1- Absolute Maximum Ratings
| Parameter | Symbol |
Min. |
Typical | Max. | Unit | Notes |
| Supply Voltage | Vcc3 |
-0.5 |
- | +3.6 | V | |
| Storage Temperature | Ts |
-10 |
- | +70 | °C | |
| Operating Humidity | RH |
+5 |
- | +85 | % | 1 |
Note: 1 No condensation
Recommended Operating Conditions
Table 2- Recommended operating Conditions
| Parameter | Symbol | Min. | Typical |
Max. |
Unit | Notes |
| Operating Case Temperature | TC | 0 | - |
+70 |
°C | |
| Power Supply Voltage | Vcc | 3.14 | 3.3 |
3.47 |
V | |
| Power Dissipation | Pd | - | - |
2.5 |
W | 1 |
| Bit Rate | BR | 10.3125 | 25.78125 | - | Gbps |
Note: 1 Per terminal
Electrical Characteristics
Table 3- Electrical Characteristics
| Parameter | Symbol | Min. | Typ. | Max. | Units | Notes | |
| ModSelL | Module Select | VOL | 0 | - | 0.8 | V | |
| Module Unselect | VOH | 2.5 | - | VCC | V | ||
| LPMode | Low Power Mode | VIL | 0 | - | 0.8 | V | |
| Normal Operation | VIH | 2.5 | - | VCC+0.3 | V | ||
| ResetL | Reset | VIL | 0 | - | 0.8 | V | |
| Normal Operation | VIH | 2.5 | - | VCC+0.3 | V | ||
| ModPrsL | Normal Operation | VOL | 0 | - | 0.4 | V | |
| IntL | Interrupt | VOL | 0 | - | 0.4 | V | |
| Normal Operation | VoH | 2.4 | - | VCC | V | ||
|
Electrical transmitter Characteristics |
|||||||
| Differential Date Input Swing | Vin,p-p | 200 | - | 1600 | mV | ||
| Output Differential Impedance | Zin | 90 | 100 | 110 | Ω | ||
| Electrical Receiver Characteristics | |||||||
| Differential Data Output Swing | Vout | 200 | - | 800 | mV | ||
| Bit Error Rate | BER |
- |
- |
E-12 |
- |
1 | |
| Input Differential Impedance | ZD | 90 | 100 | 110 | Ω | ||
Note: 1 PRBS2^31-1@25.78125Gbps
Recommended Interface Circuit
Figure 1, Recommended Interface
Pin arrangement
Figure 2, Pin View
Table 4-Pin Function Definitions
| 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 | Vcc Rx | +3.3V 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 |
| Pin |
Symbol |
Name/Description | Notes |
| 25 | Rx4p | Receiver Non-Inverted Data Output | |
| 26 | GND | Ground | 1 |
| 27 |
ModPrsL |
Module Present | |
| 28 | IntL | Interrupt | |
| 29 | Vcc Tx | +3.3V Power supply transmitter | |
| 30 | Vcc1 | +3.3V 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 |
Note: 1. Circuit ground is internally isolated from chassis ground.
Monitoring Specification
Figure 3, Memory Map
Mechanical Design Diagram
Unit mm
Table 5- Cable
Length
| Cable Length L(Unit: m) | Tolerant(Unit: cm) |
| ≤1.0 | +5/-0 |
| 1.0<L≤4.5 | +15/-0 |
| 4.5<L≤14.5 | +30/-0 |
| >14.5 | +2%/-0 |
Warnings
Handling Precautions: This device is susceptible to damage as a result of electrostatic discharge (ESD).
A static free environment is highly recommended. Follow guidelines according to proper ESD procedures.
Laser Safety: Radiation emitted by laser devices can be dangerous to human eyes. Avoid eye exposure to direct or indirect radiation.












