# Absolute Maximum Ratings
| Parameter | Minimum | Maximum | Unit |
| ---------------------- | ------- | ------- | ------ |
| Ambient temperature | -40 | 85 | °C |
| Maximum supply voltage | -0.3 | 3.5 | VDC |
| Maximum input current | | 100 | mA |
# ESD Ratings
| Parameter | Value | Unit |
| --------------------------------------------------- | ----- | ---- |
| Electrostatic discharge (contact) per IEC 61000-4-2 | 8 | kV |
| Electrostatic discharge (air) per IEC 61000-4-2 | 15 | kV |
# Bus Characteristics
| Parameter | Minimum | Maximum | Unit |
| ----------------- | ------- | ------- | ---- |
| Bitrate - nominal | 12.5 | 1000 | kbps |
| Bitrate - FD data | 1 | 8 | Mbps |
# Interface Characteristics
| Parameter | Nominal | Unit |
| -------------------------------- | ------- | ------------- |
| Transmit frames - one interface | 8150 | frames/second |
| Transmit frames - two interfaces | 11500 | frames/second |
# Electrical Characteristics
## Isolated Variants
| Parameter | Minimum | Nominal | Maximum | Unit |
| -------------------- | ------- | ------- | ------- | ---- |
| Supply voltage | 3.0 | 3.3 | 3.6 | V |
| Idle current draw | 48 | 50 | 52 | mA |
| Maximum current draw | 85 | 90 | 95 | mA |
## Non-isolated Variants
| Parameter | Minimum | Nominal | Maximum | Unit |
| -------------------- | ------- | ------- | ------- | ---- |
| Supply voltage | 3.0 | 3.3 | 3.6 | V |
| Idle current draw | 28 | 30 | 32 | mA |
| Maximum current draw | 45 | 50 | 55 | mA |
# Galvanic Isolation (B-key and mPCIe only)
> [!info]
> A suitable plastic standoff and screw must be used when installing the card to ensure isolation creepage and clearances are kept.
| Parameter | Value | Unit |
| ------------------------- | ----- | ---- |
| Isolation working voltage | 500 | V |
| Maximum withstand voltage | 1000 | V |