Overview
The NB3N201SDR2G is a 3.3 V differential Multipoint Low Voltage (M-LVDS) line driver and receiver produced by onsemi. This device is part of the NB3N20xS series and is compliant with the TIA/EIA-899 standard for Multipoint Data Interchange. It features both Type-1 and Type-2 receivers, allowing for robust and reliable data transmission in various configurations.
The NB3N201SDR2G operates with a 3.3 V supply voltage and supports signaling rates up to 200 Mbps. It is designed for low-power, high-speed, short-reach applications and is suitable for use in environments with significant ground noise.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3.0 | 3.3 | 3.6 | V |
| Input Voltage (VIN) | -0.5 | 4.0 | V | |
| Power Supply Current (ICC) | 13 | 16 | 22 | mA |
| Input HIGH Voltage (VIH) | 2 | VCC | V | |
| Input LOW Voltage (VIL) | 0.8 | GND | V | |
| Propagation Delay (tPLH / tPHL) | 2 | 4 | 6 | ns |
| Disable Time (tPHZ / tPLZ) | 10 | ns | ||
| Enable Time (tPZH / tPZL) | 15 | ns | ||
| Operating Temperature | -40 | 85 | °C |
Key Features
- Low-Voltage Differential 30 Ω to 55 Ω Line Drivers and Receivers for signaling rates up to 200 Mbps.
- Type-1 Receivers with near zero thresholds (±50 mV) and 25 mV of differential input voltage hysteresis.
- Type-2 Receivers with an offset (100 mV) threshold to detect open-circuit and idle-bus conditions.
- Meets or exceeds the M-LVDS Standard TIA/EIA-899 for Multipoint Data Interchange.
- Controlled driver output voltage transition times for improved signal quality.
- Common-mode voltage range of -1 V to 3.4 V, allowing data transfer with up to 2 V of ground noise.
- Bus pins high impedance when disabled or VCC ≤ 1.5 V.
- M-LVDS bus power up/down glitch-free.
- Pb-Free devices.
Applications
- Low-power high-speed short-reach alternative to TIA/EIA-485.
- Backplane or cabled multipoint data and clock transmission.
- Cellular base stations.
- Central-office switches.
- Network switches and routers.
Q & A
- What is the operating voltage range of the NB3N201SDR2G?
The operating voltage range is 3.0 V to 3.6 V (VCC = 3.3 ±10%).
- What are the types of receivers available in the NB3N201SDR2G?
The device features both Type-1 and Type-2 receivers.
- What is the maximum signaling rate supported by the NB3N201SDR2G?
The device supports signaling rates up to 200 Mbps.
- What is the common-mode voltage range of the NB3N201SDR2G?
The common-mode voltage range is -1 V to 3.4 V.
- Is the NB3N201SDR2G Pb-Free?
- What are the typical applications of the NB3N201SDR2G?
Typical applications include backplane or cabled multipoint data and clock transmission, cellular base stations, central-office switches, and network switches and routers.
- How does the Type-2 receiver differ from the Type-1 receiver?
Type-2 receivers have an offset (100 mV) threshold to detect open-circuit and idle-bus conditions, whereas Type-1 receivers have near zero thresholds (±50 mV).
- What is the propagation delay of the NB3N201SDR2G?
The propagation delay (tPLH / tPHL) is between 2 ns and 6 ns.
- Is the NB3N201SDR2G glitch-free during power up/down?
- What is the operating temperature range of the NB3N201SDR2G?
The operating temperature range is -40°C to 85°C.
