# USB to DB9 Tata adapter, 9-pin, RS232, HL-340

> USB to DB9 Tata adapter (9-pin, RS232) based on the HL-340 chipset, for connecting devices with a serial port to a PC via USB. Supports USB1.1/2.0, auto-handshake protocol, 128 byte TX / 512 byte RX buffer. Compatible with Win95/98/98se/ME/2000/XP/Vista/Win7 (32/64 bit). Plug-and-play, hot-swappable, shielded cable with protection against electromagnetic interference.

- Page: https://sigmanortec.ro/en/usb-to-db9-tata-adapter-9-pin-rs232-hl-340
- Price: 11.68 RON
- Availability: In stock; 1-2 zile
- Reference: 9803 · EAN: 5942228206282
- Category: Mechatronics and IoT > Serial and CAN Converters
- Package (shipping data): 0.043 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:37 (Europe/Bucharest)

## Description

Allows quick connection of DB9 RS232 serial port devices to a USB PC, using HL-340 chipset for stable communication. It offers plug and play and hot swap, is compatible with USB 1.1 and 2.0 and Windows up to Win7 32 64 bit, and the shielded cable reduces interference for safe and efficient data transfer.
HL-340 USB to RS232 cable allows easy connection between serial port devices and USB equipped computers.
It is compatible with various operating systems, including Windows 7. This cable supports USB1.1 and 2.0 protocols, and is equipped with a buffer capacity of 128 bytes for transmission and 512 bytes for reception, ensuring fast and efficient data transfer. In addition, the shielded cable design reduces electromagnetic interference, making it ideal for various communication and data transfer applications.
Specifications:
Chipset: HL-340
Connection type: USB to RS232 (9-pin)
Compatibility: USB1.1/2.0
Protocol: Supports auto-handshake protocol
TX/RX buffer: 128 bytes, TX / 512 bytes RX
Supported operating system: Win95/98/98se/ME/2000/XP/Vista/Win7 (32bit/64bit)
Data Transfer: Supports full USB data transfer
Functionality: Plug-and-play, hot-swappable
Design: Protection against electromagnetic interference