Download PDF
Download page PULSE-80 Electrical specifications.
PULSE-80 Electrical specifications
Preliminary documentation
The current documentation is preliminary and will be updated with the final release of the PULSE-80 with final information.
The PULSE-80 has been designed to meet the highest requirement in term of electro-magnetic compatibility. As such, the power supply and all digital I/O have been carefully designed. All electrical specification are given in the following tables.
PULSE-80 Boxed
Power Supply
| Item | Conditions | Min. | Typ. | Max | Unit |
|---|---|---|---|---|---|
Input Voltage Range | - | 4.75 | 12 | 36 | V |
Typical Power Consumption | Over full Input Voltage Range | - | 1.65 | 2.5 | W |
Inrush Current Consumption | 7500 | mA | |||
| Under-Voltage Lockout Threshold | Rising | 4.6 | V | ||
| Falling | 4.3 | V |
RS-422/485 & Sync In / Out Interfaces
| Item | Conditions | Min. | Typ. | Max | Unit |
|---|---|---|---|---|---|
Receivers | |||||
Input Differential Threshold | -7V<VCM<+12V | -200 | - | -45 | mV |
Input Hysteresis | - | 30 | 50 | mV | |
Input Resistance | - | 102 | 120 | 138 | Ω |
Transmitters | |||||
Differential Output Voltage | RL=100Ω | 2 | 4 | V | |
Common Mode Output Voltage | RL=100Ω | 3 | V | ||
I/O Interfaces
| Item | Conditions | Min. | Typ. | Max | Unit |
|---|---|---|---|---|---|
RS422/!RS485 interface mode selection pin | |||||
Input Range | - | 0 | +5.5 | V | |
Low Level Threshold | - | 0.8 | V | ||
High Level Threshold | - | 2 | V | ||
Input Resistance | - | 4.7 | kΩ | ||
Electrical Absolute Maximum Rating
Important note
Stresses above those listed under the Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
Item | Rating | Unit |
|---|---|---|
RS-422 & SYNC to Ground | ±16 | V |
| RS422/!RS485 to Ground | –0.5 to +6.5 | V |
| VIN to Ground | ±40 | V |
ESD Circuit protection for all pins | 30 | kV |
Note: The product chassis is internally connected to Ground.
PULSE-80 OEM
Power Supply
| tem | Conditions | Min. | Typ. | Max | Unit |
|---|---|---|---|---|---|
Input Voltage Range | - | 3.15 | 5 | 5.25 | V |
Typical Power Consumption | - | - | 1.1 | 1.25 | W |
Inrush Current Consumption | - | - | - | 675 | mA |
I/O Interfaces
| Item | Conditions | Min. | Typ. | Max | Unit |
|---|---|---|---|---|---|
LVTTL Inputs | |||||
Low Level Input Voltage | - | 0 | 0.8 | - | V |
High Level Input Voltage | - | - | 2 | 3.3 | V |
| LVTTL Outputs | |||||
| Low Level Output Voltage | IL=100μA | 0 | 0.4 | - | V |
| IL=16mA | 0 | 0.4 | - | ||
| High Level Output Voltage | IL=100μA | - | 2.4 | 3.3 | V |
| IL=16mA | - | 2.4 | 3.3 | ||
ESD Caution
Charged devices and circuit boards can discharge without detection. Although this product integrates a certain protection level, circuitry damages may occur in contact to hight energy ESD. Therefore, proper ESD precautions should be taken to avoid performance degradation or loss of functionality.
Pulse-80 OEM has been qualified to the following ESD norms :
| ESD norm | Description |
|---|---|
| JESD22-A114 | Electrostatic discharge voltage (human body model) - By design : Class 2 - 2 kV |
| JESD22-A115 | Electrostatic discharge voltage (machine model)- By design : Class A - < 200 V |
Electrical Absolute Maximum Rating
Important note
Stresses above those listed under the Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
Item | Rating | Unit |
|---|---|---|
VCC to Ground | 0 to +.5.25 | V |
Input (LVTTL) to Ground | - 0.5 to + 4.6 | V |
| Output (LVTTL) to Ground | - 0.5 to + 4.6 | V |