CP2102-GM
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Silicon Labs CP2102-GM

Manufacturer No:
CP2102-GM
Manufacturer:
Silicon Labs
Package:
Tube
Description:
IC USB-TO-UART BRIDGE 28VQFN
Delivery:
Payment:
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Product Introduction

Overview

The CP2102-GM, produced by Silicon Labs, is a highly integrated single-chip USB-to-UART bridge controller. This device provides a straightforward solution for upgrading legacy RS-232 designs to USB, requiring a minimal number of components and PCB space. The CP2102-GM is USB 2.0 compliant, operating at full-speed (12 Mbps), and includes an integrated USB transceiver, clock, and voltage regulator. It is designed to be 100% pin and software compatible with the CP2101 USB Function Controller, making it an ideal choice for various OEM applications.

Key Specifications

Parameter Min Typ Max Unit
Ambient Temperature under Bias –55 125 °C
Storage Temperature –65 150 °C
Voltage on VDD with respect to GND –0.3 4.2 V
Maximum Total Current through VDD and GND 500 mA
Supply Voltage (Self-powered) 3.0 3.6 V
Supply Voltage (USB bus powered) 4.0 5.25 V
Package 28-pin QFN (5x5 mm)
Temperature Range –40 +85 °C

Key Features

  • Integrated USB transceiver; no external resistors required.
  • Integrated clock; no external crystal required.
  • Internal 1024-byte EEPROM for customizing USB configuration data (Vendor ID, Product ID, serial number, etc.).
  • On-chip power-on reset circuit and voltage regulator (3.3 V output).
  • USB 2.0 compliant; full-speed (12 Mbps) with support for USB suspend states.
  • Asynchronous serial data bus (UART) with full modem control signals.
  • Supports various data formats: 5, 6, 7, and 8 data bits; 1, 1.5, and 2 stop bits; odd, even, mark, space, and no parity.
  • Baud rates from 300 bps to 1 Mbps.
  • 576-byte receive buffer and 640-byte transmit buffer.
  • Hardware or X-On/X-Off handshaking supported.
  • Royalty-free Virtual COM Port (VCP) device drivers provided by Silicon Laboratories.

Applications

  • Upgrade of RS-232 legacy devices to USB.
  • Cellular phone USB interface cables.
  • PDA USB interface cables.
  • USB to RS-232 serial adapters.
  • OEM applications requiring customized USB configuration data.

Q & A

  1. What is the primary function of the CP2102-GM?

    The CP2102-GM is a single-chip USB-to-UART bridge controller, designed to convert USB signals to UART (RS-232) signals.

  2. What are the key integrated components of the CP2102-GM?

    The CP2102-GM includes an integrated USB transceiver, clock, voltage regulator, and EEPROM.

  3. What is the operating temperature range of the CP2102-GM?

    The operating temperature range is –40 to +85 °C.

  4. What are the supported baud rates for the UART interface?

    The UART supports baud rates from 300 bps to 1 Mbps.

  5. Does the CP2102-GM support hardware handshaking?
  6. How is the EEPROM programmed in the CP2102-GM?

    The EEPROM is programmed via the USB, allowing customization of USB configuration data during the manufacturing and testing process.

  7. What type of package does the CP2102-GM come in?

    The CP2102-GM comes in a 28-pin QFN (5x5 mm) package.

  8. Is the CP2102-GM compatible with existing COM port PC applications?
  9. What are some common applications of the CP2102-GM?
  10. Can the CP2102-GM be used in OEM applications?

Product Attributes

Protocol:USB
Function:Bridge, USB to UART
Interface:UART
Standards:USB 2.0
Voltage - Supply:3V ~ 3.6V
Current - Supply:20mA
Operating Temperature:-40°C ~ 85°C
Package / Case:28-VFQFN Exposed Pad
Supplier Device Package:28-QFN (5x5)
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In Stock

$4.96
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Same Series
CP2102-GM
CP2102-GM
IC USB-TO-UART BRIDGE 28VQFN
CP2109-A01-GM
CP2109-A01-GM
IC BRIDGE USB TO UART QFN
CP2109-A01-GMR
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Similar Products

Part Number CP2102-GM CP2102-GMR CP2103-GM CP2101-GM
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Product Status Not For New Designs Not For New Designs Not For New Designs Not For New Designs
Protocol USB USB USB USB
Function Bridge, USB to UART Bridge, USB to UART Bridge, USB to UART Bridge, USB to UART
Interface UART UART UART UART
Standards USB 2.0 USB 2.0 USB 2.0 USB 2.0
Voltage - Supply 3V ~ 3.6V 3V ~ 3.6V 3V ~ 3.6V 3V ~ 3.6V
Current - Supply 20mA 20mA 20mA 22mA
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad
Supplier Device Package 28-QFN (5x5) 28-QFN (5x5) 28-QFN (5x5) 28-QFN (5x5)

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