仕様
| 属性 | 値 |
| Supplier | Analog Devices Inc./Maxim Integrated |
| Package | Tube |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 70 mV |
| DataRate | 2.5Mbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Through Hole |
| Package/Case | 8-DIP (0.300, 7.62mm) |
概要
Description
Introduction to MAX1487CPA+:
The MAX1487CPA+ is Maxim/Analog Devices’ RS-485/RS-422 differential transceiver. It provides a single differential driver and receiver for two-wire bus networks, enabling half‑duplex RS‑485 or RS‑422 communication. Key features typically include TTL/CMOS-compatible DI input, RO receiver output, and DE/RE control for steering the transmitter and receiver. It incorporates failsafe biasing so RO remains in a defined state on idle or fault conditions, plus bus-protection features (short-circuit and ESD protection) and compatibility with a wide supply range. The CPA+ suffix denotes a Pb‑free, RoHS-compliant plastic package suitable for extended-temperature applications. Common uses include industrial automation, building management, remote sensors, and motor-control systems that require robust, low-power, two-wire serial communications. For exact electrical specs (data rate, voltage ranges, and thermal performance), consult the latest MAX1487CPA+ datasheet.
The MAX1487CPA+ is Maxim/Analog Devices’ RS-485/RS-422 differential transceiver. It provides a single differential driver and receiver for two-wire bus networks, enabling half‑duplex RS‑485 or RS‑422 communication. Key features typically include TTL/CMOS-compatible DI input, RO receiver output, and DE/RE control for steering the transmitter and receiver. It incorporates failsafe biasing so RO remains in a defined state on idle or fault conditions, plus bus-protection features (short-circuit and ESD protection) and compatibility with a wide supply range. The CPA+ suffix denotes a Pb‑free, RoHS-compliant plastic package suitable for extended-temperature applications. Common uses include industrial automation, building management, remote sensors, and motor-control systems that require robust, low-power, two-wire serial communications. For exact electrical specs (data rate, voltage ranges, and thermal performance), consult the latest MAX1487CPA+ datasheet.
Features
Here are the key features of the MAX1487CPA+ (concise):
- Isolated RS-485/RS-422 transceiver with galvanic isolation between logic and bus sides
- Half-duplex operation with DI, DE, RE controls and RO output
- Data rates up to about 10 Mbps (RS-485 standard range)
- Wide supply options: logic side 3.3–5.5 V; isolated-side Vcc2 3–5.5 V
- Low quiescent/power consumption
- Failsafe receiver: RO goes high when inputs are open, shorted, or idle
- Bus-pin protection and robust ESD protection on A/B pins (HBM ratings)
- Industrial/automotive-grade operating range (extended temperature, e.g., -40°C to +125°C)
- Small CPA+ package (lead-free, compact footprint)
- Applications: industrial networks, PLCs, motor control, remote sensors
Note: for exact voltages, timing, and package details, consult the latest MAX1487CPA+ datasheet.
- Isolated RS-485/RS-422 transceiver with galvanic isolation between logic and bus sides
- Half-duplex operation with DI, DE, RE controls and RO output
- Data rates up to about 10 Mbps (RS-485 standard range)
- Wide supply options: logic side 3.3–5.5 V; isolated-side Vcc2 3–5.5 V
- Low quiescent/power consumption
- Failsafe receiver: RO goes high when inputs are open, shorted, or idle
- Bus-pin protection and robust ESD protection on A/B pins (HBM ratings)
- Industrial/automotive-grade operating range (extended temperature, e.g., -40°C to +125°C)
- Small CPA+ package (lead-free, compact footprint)
- Applications: industrial networks, PLCs, motor control, remote sensors
Note: for exact voltages, timing, and package details, consult the latest MAX1487CPA+ datasheet.
Manufacturer
Analog Devices, Inc. (ADI). ADI is a global semiconductor company that designs and manufactures analog, mixed‑signal, and DSP integrated circuits. The MAX1487CPA+ was originally a Maxim Integrated product, which was acquired by Analog Devices, so today it is manufactured under the Analog Devices umbrella.
Application
Typical applications for MAX1487CPA+:
- Isolated gate drive for IGBTs/MOSFETs in switch-mode power supplies and motor controllers
- DC-DC converters, AC-DC power supplies, and inverter stages in industrial and consumer equipment
- Automotive power electronics (DC-DC converters, motor drives)
- Renewable-energy inverters (solar, wind)
- Industrial automation, robotics, CNC machinery
- Data-center and telecom power rails requiring high efficiency and isolation
Note: MAX1487CPA+ is suited for high-side/low-side gate-drive duties with isolation and fast switching in these power-electronics environments.
- Isolated gate drive for IGBTs/MOSFETs in switch-mode power supplies and motor controllers
- DC-DC converters, AC-DC power supplies, and inverter stages in industrial and consumer equipment
- Automotive power electronics (DC-DC converters, motor drives)
- Renewable-energy inverters (solar, wind)
- Industrial automation, robotics, CNC machinery
- Data-center and telecom power rails requiring high efficiency and isolation
Note: MAX1487CPA+ is suited for high-side/low-side gate-drive duties with isolation and fast switching in these power-electronics environments.
Package
8-pin surface-mount in an SOIC-8 (SOP-8) package.
