CH372B

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CH372B

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Spécifications

Manufacturer WCH(Jiangsu Qin Heng)
Package SSOP-20
Operating Temperature -40℃~+85℃
Voltage - Supply 3.3V
Protocol USB 2.0

Vue d'ensemble

Description

CH372B is typically a course that focuses on the principles of organic chemistry, emphasizing the structure, properties, reactions, and synthesis of organic compounds. It often serves as an intermediate-level class for students majoring in chemistry, biochemistry, or related fields. The course may cover topics such as reaction mechanisms, stereochemistry, and spectroscopic methods for compound identification. Laboratory work is often integral, allowing students to apply theoretical concepts through hands-on experiments.
Overall, CH372B aims to deepen students' understanding of organic chemistry and prepare them for advanced studies or research in the chemical sciences. Prerequisites usually include introductory chemistry courses, ensuring that students have the foundational knowledge necessary for more complex concepts.

Features

The CH372B is a versatile USB to serial converter chip designed for communication between USB devices and serial peripherals. Key features include:
1. USB 2.0 Support: Compliant with USB 2.0 specifications, offering high-speed data transfer.
2. Multiple Protocols: Supports various serial protocols, including UART and I2C.
3. Wide Voltage Range: Operates with a supply voltage of 3.3V to 5V, making it compatible with various systems.
4. Data Rates: Capable of supporting baud rates up to 115200 bps, ensuring efficient data transmission.
5. Integrated Features: Contains built-in hardware flow control and a 16-byte FIFO buffer for improved data handling.
6. Easy Integration: Simple to interface with microcontrollers, providing an easy solution for adding USB capability to existing designs.
7. Compact Package: Available in a small package size, ideal for space-constrained applications.
These features make the CH372B suitable for applications in industrial automation, consumer electronics, and embedded systems.

Package

The CH372B is typically available in a DIP (Dual In-line Package) form factor, which features 16 pins arranged in two parallel rows. This package type is designed for through-hole mounting on PCBs and facilitates easy integration into various electronic projects.

Pinout

The CH372B is a USB to serial interface chip with a 28-pin SOP (Small Outline Package) configuration. It serves as a bridge for connecting USB devices to microcontrollers or other serial devices, enabling communication over the USB interface.
Pin Functions:
1. Power Supply:
- VCC: Power supply input.
- GND: Ground connection.
2. USB Interface:
- D+: USB data line (positive).
- D-: USB data line (negative).
3. Serial Interface:
- TXD: Serial transmit data output.
- RXD: Serial receive data input.
- RTS: Request to send.
- CTS: Clear to send.
4. Control Pins:
- RESET: Chip reset input.
- M0, M1: Mode selection pins (for configuration).
- INT: Interrupt output.
5. Other Pins:
- VBUS: USB power detection.
- VEND: Vendor-specific control.
The CH372B is widely used in embedded systems for USB connectivity.

Manufacturer

The CH372B is manufactured by WCH (Nanjing WCH Technology Co., Ltd.), a Chinese company specializing in the design and development of integrated circuits (ICs) and semiconductor solutions. WCH focuses on providing USB interface chips, serial communication products, and other peripheral controllers. The company is known for its innovations in connectivity solutions, catering to various sectors, including consumer electronics, industrial automation, and automotive industries.

Application

CH372B is commonly used in various application areas, including industrial automation, medical devices, consumer electronics, and automotive systems. It serves as a USB host controller, enabling connectivity for peripherals such as printers, scanners, and storage devices. Additionally, it is employed in IoT devices for data transmission and communication, making it essential for smart home applications and wearable technology.

Equivalent

The CH372B chip is a USB to serial interface controller. Equivalent products include the FT232R from FTDI, CP2102 from Silicon Labs, and PL2303 from Prolific Technology. These alternatives offer similar functionality for USB connectivity, supporting serial communication in various applications.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

Payment Methods

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1. PayPal

2. Carte de crédit/débit

3. Transfert bancaire

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