RS-422/RS-423 Line Drivers With TRI-STATE Outputs The DS3691N is a quad differential line receiver manufactured by National Semiconductor (NS). Here are its key specifications:

- **Function**: Quad differential line receiver
- **Input Type**: Differential
- **Number of Receivers**: 4
- **Supply Voltage**: ±5V (dual supply)
- **Propagation Delay**: Typically 10 ns
- **Input Threshold**: ±200 mV (differential)
- **Common-Mode Voltage Range**: ±7V
- **Output Type**: TTL-compatible
- **Package**: 16-pin DIP (Dual In-line Package)
- **Operating Temperature Range**: 0°C to +70°C (commercial grade)
- **Manufacturer**: National Semiconductor (NS)

These are the factual specifications for the DS3691N as provided in Ic-phoenix technical data files.

RS-422/RS-423 Line Drivers With TRI-STATE Outputs