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【Isolated USB To TTL UART Communication】 USB to TTL serial converter built for FT232RL chipset; integrates ADUM3201 magnetic digital isolation on TX and RX lines; separates USB ground from target device; reduces noise coupling and ground loop issues during serial communication
【Magnetic Digital Isolation Architecture】 Uses ADUM3201 for magnetic signal isolation; maintains data integrity across the isolation barrier; improves stability in electrically noisy setups; protects connected controllers when debugging or communicating with externally powered circuits
【Up To 3 Mbps Data Transfer Rate】 Supports UART baud rates up to 3 Mbps; meets high‑speed serial communication needs; ensures responsive data exchange; suitable for firmware upload, logging, and real‑time parameter adjustment over a USB COM interface
【3.3 V And 5 V TTL Logic Support】 Compatible with 3.3 V and 5 V TTL signal levels; adapts to different controller logic standards; simplifies level matching; allows direct connection to common MCU UART pins without extra level‑shifting components
【Integrated Power And Full UART Signals】 USB‑powered design with isolated VCC output; exposes TXD, RXD, CTS, RTS, DTR, and DSR pins; supports hardware flow control; speeds up wiring and setup; compatible with for Arduino and similar UART‑based platforms

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Product Overview
FT232RL Isolated USB to TTL Serial Module providing reliable USB‑UART/COM communication with magnetic isolation. Integrates original FT232RL chip and ADUM3201 digital isolator to protect devices from ground loops and electrical noise. Ideal for industrial and debugging applications.

1. Product Parameters
Main IC: FT232RL
Isolation IC: ADUM3201
Function: USB to TTL UART converter
USB Standard: USB 2.0 Full Speed
Isolation Type: Magnetic digital isolation
Isolation Channels: TX / RX
Baud Rate: Up to 3 Mbps
Logic Level: 3.3 V / 5 V TTL
Supply Voltage (VCC): USB powered / isolated DC output
Operating Temperature: −40 °C to +85 °C
2. Pin Function Description
VCC (IN+): DC power input positive / isolated output
GND: Signal ground
TXD: UART transmit output
RXD: UART receive input
CTS: Clear to send input
RTS: Request to send output
DTR: Data terminal ready
DSR: Data set ready
3. Common Questions & Answers (FAQ)
Q1: What is this module used for?
A1: It converts USB to TTL UART with electrical isolation.

Q2: What isolation does it provide?
A2: Magnetic digital isolation using ADUM3201.

Q3: Which logic levels are supported?
A3: Supports both 3.3V and 5V TTL levels.

Q4: Is a driver required?
A4: Yes, FT232RL drivers are required on the host PC.

Q5: Is it suitable for industrial environments?
A5: Yes, isolation improves safety and noise immunity.

مرحبًا،

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FT232RL وحدة محول تسلسلي USB إلى TTL معزولة، USB‑UART COM، 3.3 فولت 5 فولت، حتى 3 ميجابت في الثانية

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