Overview
The AM26LS32CN, produced by Texas Instruments, is a quadruple differential line receiver designed for balanced and unbalanced digital data transmission. This device is part of the AM26LS32A and AM26LS33A series, which are enhanced versions of the AM26LS32 and AM26LS33, incorporating an additional stage of amplification to improve sensitivity. The AM26LS32CN operates from a single 5-V supply and features low-power Schottky circuitry, making it suitable for various high-reliability applications.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | PDIP (16 pins), SOIC (16 pins), SO (16 pins), TSSOP (16 pins), CDIP (16 pins), LCCC (20 pins) |
| Operating Temperature Range | 0°C to 70°C (AM26LS32AC), –40°C to 85°C (AM26LS32AI), –55°C to 125°C (AM26LS32AM) |
| Supply Voltage | 5 V |
| Common-Mode Range | ±7 V (AM26LS32A), ±15 V (AM26LS33A) |
| Sensitivity | ±200 mV (AM26LS32A), ±500 mV (AM26LS33A) |
| Input Hysteresis | 50 mV typical |
| Input Impedance | 12 kΩ minimum |
| Output Type | 3-State outputs |
| Output Enable Inputs | Complementary output-enable inputs |
| Fail-Safe Design | Open input fail-safe, outputs always high when inputs are open |
Key Features
- Meets or exceeds the requirements of ANSI TIA/EIA-422-B, TIA/EIA-423-B, and ITU recommendations V.10 and V.11
- Low-power Schottky circuitry for reduced power consumption
- 3-State outputs for direct connection to bus-organized systems
- Complementary output-enable inputs for flexible control
- High input impedance (12 kΩ minimum) to reduce bus line loading
- Open input fail-safe design to ensure outputs are always high when inputs are open
Applications
- High-reliability automotive applications
- Factory automation
- ATM and cash counters
- Smart grids
- AC and servo motor drives
- Digital data transmission in computer and communication systems
Q & A
- What is the primary function of the AM26LS32CN?
The AM26LS32CN is a quadruple differential line receiver for balanced and unbalanced digital data transmission.
- What are the operating temperature ranges for the AM26LS32CN?
The operating temperature ranges are 0°C to 70°C for the AM26LS32AC, –40°C to 85°C for the AM26LS32AI, and –55°C to 125°C for the AM26LS32AM.
- What is the supply voltage for the AM26LS32CN?
The device operates from a single 5-V supply.
- What are the common-mode ranges for the AM26LS32A and AM26LS33A devices?
The AM26LS32A has a ±7-V common-mode range, while the AM26LS33A has a ±15-V common-mode range.
- What is the input hysteresis of the AM26LS32CN?
The input hysteresis is 50 mV typical.
- What type of output does the AM26LS32CN have?
The device has 3-State outputs.
- What is the fail-safe design feature of the AM26LS32CN?
The device features an open input fail-safe design, ensuring that the outputs are always high when the inputs are open.
- In what types of applications is the AM26LS32CN commonly used?
It is commonly used in high-reliability automotive applications, factory automation, ATM and cash counters, smart grids, and AC and servo motor drives.
- Does the AM26LS32CN meet any specific industry standards?
Yes, it meets or exceeds the requirements of ANSI TIA/EIA-422-B, TIA/EIA-423-B, and ITU recommendations V.10 and V.11.
- What is the input impedance of the AM26LS32CN?
The input impedance is 12 kΩ minimum.
