Name: CP2102 USB to TTL Serial Converter Module
SKU: VE-126
Availability: InStock

CP2102 USB to TTL Serial Converter Module

Technical Specifications

Characteristic	Specification Parameters
Core Controller IC	Silicon Labs CP2102 USB-to-UART Bridge
Physical Input Interface	Micro-USB, Mini-USB, or Type-C Female Port (Variant dependent)
Supported Transfer Rates	300 bps up to 1 Mbps full hardware speed matching
Signal Logic Threshold	3.3V TTL Logic (Inputs are safely 5V tolerant)
Onboard Voltage Outputs	3.3V DC (up to 100mA max) and 5.0V DC (up to 500mA with self-resetting fuse)
Integrated Hardware Buffer	512-byte receive buffer and 512-byte transmit buffer
Module Outer Dimensions	Approx. 26 mm × 15 mm × 11 mm (Ultra-compact form factor)

SKU: VE-126 Category: Converters

The CP2102 USB to TTL Serial Converter Module is a premium, highly stable hardware bridging board designed to establish asynchronous serial data communication between a computer and a microcontroller. Built around the highly reliable Silicon Labs CP2102 monolithic chipset, it acts as a virtual COM port on your computer, converting high-speed USB traffic into standard transistor-transistor logic (TTL) data streams. It is widely preferred over cheaper alternatives due to its plug-and-play driver stability and immune behavior against common buffer crashes when flashing demanding chips like the ESP8266, ESP32-CAM, or Pro Mini.

✨ Key Features

Silicon Labs Monolithic Stability: Utilizes an internal clock and integrated EEPROM to maintain rock-solid data streaming without dropping packets at high baud rates.
True Dual-Voltage Power Layout: Features independent, simultaneous on-board 3.3V and 5V power output pins to easily drive different types of target test circuits.
Automated OS Driver Pairing: Instantly matches standard virtual COM port (VCP) drivers across modern operating systems, removing manual configuration hassles.
Onboard Diagnostic Monitoring: Equipped with surface-mount LEDs that flicker during active transmit (TXD) and receive (RXD) operations for instant visual troubleshooting.

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Original price was: ₹200.00.Current price is: ₹150.00.

Characteristic	Specification Parameters
Core Controller IC	Silicon Labs CP2102 USB-to-UART Bridge
Physical Input Interface	Micro-USB, Mini-USB, or Type-C Female Port (Variant dependent)
Supported Transfer Rates	300 bps up to 1 Mbps full hardware speed matching
Signal Logic Threshold	3.3V TTL Logic (Inputs are safely 5V tolerant)
Onboard Voltage Outputs	3.3V DC (up to 100mA max) and 5.0V DC (up to 500mA with self-resetting fuse)
Integrated Hardware Buffer	512-byte receive buffer and 512-byte transmit buffer
Module Outer Dimensions	Approx. 26 mm × 15 mm × 11 mm (Ultra-compact form factor)

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Input Supply Voltage (VIN)	4.5V to 28.0V DC (Input must remain at least 1.5V higher than output)
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Maximum Efficiency Profile	Up to 92% Power Conversion Performance
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CP2102 USB to TTL Serial Converter Module 6-pin (Black PCB Edition)

Characteristic	Specification Parameters
Core Protocol Chipset	Silicon Labs CP2102 USB-to-UART Bridge Controller
PCB Soldermask Color	Matte Black / Glossy Black
PC Input Connector	Standard USB Type-A Male Interface
Data Rate Range	300 bps up to 1.0 Mbps or 1.5 Mbps stable operations
Internal Data Buffers	512-Byte Receive Buffer / 640-Byte Transmit Buffer
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Characteristic	Specification Parameters
Converter Circuit Topology	Non-Isolated Step-Down (Buck) Switching Regulator
Input Supply Voltage (VIN)	8.0V to 36.0V DC (Input must remain at least 1.5V higher than output)
Adjustable Output (VOUT)	1.25V to 32.0V DC (Continuously variable scale)
Continuous Output Current	Up to 3.5A stable (Up to 5.0A maximum peak with an attached heatsink)
Fixed Switching Frequency	180 kHz Internal Oscillator Clock
Maximum Efficiency Profile	Up to 96% Conversion Performance
Built-in System Protections	Short-circuit current limiting protection and over-temperature thermal shutdown
Chassis Main Dimensions	Approx. 54 mm × 24 mm × 15 mm

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FT232RL FTDI USB to TTL Serial Converter Adapter Module

Characteristic	Specification Parameters
Core Protocol Chipset	FTDI FT232RL (Future Technology Devices International)
Physical Input Interface	Mini-USB Female Socket Port Link
Supported Data Rates	300 bps up to 3 Mbps maximum transmission speed
Operating Logic Voltage	Dual 3.3V or 5.0V DC Options (Jumper Selectable)
VCC Output Current Limits	5V mode: Up to ~500mA / 3.3V mode: Up to ~50mA
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Characteristic	Specification Parameters
Converter Circuit Core	XL4016E1 Non-Isolated Buck Switching Regulator
Input Supply Voltage (VIN)	7.0V to 40.0V DC (Input must be higher than target output)
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Output Current Capacity	0.2A to 8A Continuous (Hits up to 10A Maximum with active fan cooling)
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Switch Output Current Limit	4.0A Maximum peak load tracking current (Continuous output rated at 2.0A–3.0A without external cooling)
Fixed Internal Clock	400 kHz Switching Frequency
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Characteristic	Specification Parameters
Core Controller IC	Jiangsu Qinheng Co. (WCH) CH340G / CH340C / CH340E
Physical Input Interface	USB Type-A Male, Micro-USB, or USB Type-C Female Port
Supported Baud Rates	50 bps up to 2 Mbps full hardware speed matching
Signal Logic Threshold	3.3V and 5.0V TTL levels (Jumper or Switch configurable)
Onboard Power Outputs	Direct 5V (USB Bus supply) and an integrated 3.3V power rail line
Hardware Handshaking	Full modem interface support pins (DTR, RTS) broken out on select boards
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Characteristic	Specification Parameters
Core Controller IC	Prolific Technology PL2303 / PL2303HX / PL2303TA
Physical Input Interface	USB Type-A Male Plug
Supported Transmission Rates	300 bps up to 1 Mbps standard matching speed limits
Logic Threshold Level	3.3V / 5.0V Dual TTL compatible signals
Power Output Delivery	3.3V DC and 5.0V DC output paths
Data Transmission Buffers	128-byte inbound buffer / 256-byte outbound buffer
Status Monitoring	2 Onboard LEDs for real-time TX and RX traffic logging