Overview
The DS34LV87TM/NOPB is a high-speed quad differential CMOS driver produced by Texas Instruments. This device is designed to meet the requirements of both TIA/EIA-422-B (RS-422) and ITU-T V.11 recommendations. It is particularly suited for applications that require low power consumption and high-speed data transmission, making it ideal for battery-powered and power-conscious systems.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3.0 | 3.3 | 3.6 | V |
| Operating Temperature Range (TA) | -40 | 25 | 85 | °C |
| Input Rise and Fall Time | 500 | ns | ||
| Output Differential Voltage (VOD1) @ RL=∞ | 3.3 | 4.0 | V | |
| Output Differential Voltage (VOD2) @ RL=100Ω | 2 | 2.6 | V | |
| Static ICC | 100 | μA | ||
| ESD Protection (HBM) | ≥7 kV | |||
| Package Type | SOIC-16 |
Key Features
- Meets TIA/EIA-422-B (RS-422) and ITU-T V.11 recommendations
- Interoperable with existing 5V RS-422 networks
- Ensured VOD of 2V min over operating conditions
- Balanced output crossover for low EMI (typical within 40 mV of 50% voltage level)
- Low power design (330 μW @ 3.3V static)
- TRI-STATE enable for power minimization
- Dual enable scheme for flexibility
- ESD protection ≥ 7 kV on cable I/O pins (HBM)
- Industrial temperature range (-40°C to 85°C)
- Pin compatible with DS26C31
Applications
The DS34LV87TM/NOPB is suitable for a variety of applications, including:
- Battery-powered devices due to its low power consumption
- Industrial control systems requiring high-speed data transmission
- Telecommunications equipment adhering to RS-422 and V.11 standards
- Automotive systems where robust and reliable data transmission is critical
- Any system requiring low EMI and high reliability in data transmission
Q & A
- What are the primary standards that the DS34LV87TM/NOPB complies with?
The DS34LV87TM/NOPB complies with TIA/EIA-422-B (RS-422) and ITU-T V.11 recommendations. - What is the typical static ICC of the DS34LV87TM/NOPB?
The typical static ICC is 100 μA. - What is the operating temperature range of the DS34LV87TM/NOPB?
The operating temperature range is -40°C to 85°C. - What type of package does the DS34LV87TM/NOPB come in?
The device comes in a SOIC-16 package. - Does the DS34LV87TM/NOPB have ESD protection?
Yes, it has ESD protection ≥ 7 kV on cable I/O pins (HBM). - Is the DS34LV87TM/NOPB interoperable with existing 5V RS-422 networks?
Yes, it is interoperable with existing 5V RS-422 networks. - What is the minimum output differential voltage (VOD) ensured by the DS34LV87TM/NOPB?
The minimum output differential voltage (VOD) is 2V. - How does the TRI-STATE enable feature help in power management?
The TRI-STATE enable feature allows the device to be disabled when not in use, minimizing power consumption. - What is the maximum driver skew of the DS34LV87TM/NOPB?
The maximum driver skew is 2 ns. - Is the DS34LV87TM/NOPB pin compatible with other devices?
Yes, it is pin compatible with the DS26C31.
