Overview
The DS14C89AMX/NOPB is a quad CMOS receiver designed by Texas Instruments to interface data terminal equipment (DTE) with data circuit-terminating equipment (DCE). This device is pin-for-pin compatible with the DS1489A/MC1489A and is fabricated in low threshold CMOS metal gate technology. It translates levels conforming to EIA-232E and CCITT V.28 standards to TTL/CMOS logic levels, making it suitable for various serial communication applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 4.5 to 5.5 | V |
| Power Consumption | 900 μA | μA |
| Data Rate | Up to 120 kbps | kbps |
| Package Type | SOIC-14 | - |
| Operating Temperature | -40 to 85 | °C |
| ESD Protection | Limited built-in ESD protection | - |
Key Features
- Meets EIA/TIA-232-E and CCITT V.28 standards
- Failsafe output: high for open input
- Low power consumption: 900 μA compared to 26 mA of bipolar equivalents
- On-chip noise filtering eliminates the need for external filter capacitors
- Available in SOIC package
Applications
- Serial communication interfaces in data terminal equipment (DTE) and data circuit-terminating equipment (DCE)
- RS-232, RS-422, and RS-485 applications
- Industrial control systems
- Point-of-sale terminals
- Remote monitoring and control systems
Q & A
- What is the primary function of the DS14C89AMX/NOPB?
The primary function of the DS14C89AMX/NOPB is to translate levels conforming to EIA-232E and CCITT V.28 standards to TTL/CMOS logic levels, enabling communication between data terminal equipment (DTE) and data circuit-terminating equipment (DCE).
- What is the power consumption of the DS14C89AMX/NOPB?
The power consumption of the DS14C89AMX/NOPB is 900 μA.
- What package type is the DS14C89AMX/NOPB available in?
The DS14C89AMX/NOPB is available in a SOIC-14 package.
- Does the DS14C89AMX/NOPB have built-in ESD protection?
The DS14C89AMX/NOPB has limited built-in ESD protection.
- What is the maximum data rate supported by the DS14C89AMX/NOPB?
The DS14C89AMX/NOPB supports data rates up to 120 kbps.
- What are the failsafe output characteristics of the DS14C89AMX/NOPB?
The DS14C89AMX/NOPB has a failsafe output that is high for open input.
- Does the DS14C89AMX/NOPB require external noise filter capacitors?
No, the DS14C89AMX/NOPB has on-chip noise filtering, eliminating the need for external filter capacitors.
- What are the operating temperature ranges for the DS14C89AMX/NOPB?
The operating temperature range for the DS14C89AMX/NOPB is -40 to 85°C.
- Is the DS14C89AMX/NOPB RoHS compliant?
Yes, the DS14C89AMX/NOPB is RoHS compliant.
- What are some common applications of the DS14C89AMX/NOPB?
The DS14C89AMX/NOPB is commonly used in serial communication interfaces, industrial control systems, point-of-sale terminals, and remote monitoring and control systems.
