Overview
The AD7741BR from Analog Devices Inc. is a single-channel, synchronous Voltage-to-Frequency Converter (VFC) that utilizes a charge-balance conversion technique. This CMOS device operates from a single +5 V supply and includes an on-chip +2.5 V bandgap reference. The AD7741BR is designed to convert an input voltage signal into an output pulse train, making it suitable for various applications requiring precise voltage-to-frequency conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Type | Voltage to Frequency |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| Number of Pins | 8 |
| Mounting Type | Surface Mount |
| Supply Voltage | 5V (4.75V to 5.25V) |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Frequency | 6.144 MHz |
| Full Scale Accuracy | ±50 ppm/°C |
| Linearity | ±0.024% |
| Technology | CMOS |
Key Features
- Single-channel synchronous Voltage-to-Frequency Converter
- Operates from a single +5 V supply
- On-chip +2.5 V bandgap reference
- High impedance buffered input stage
- Proprietary programmable gain front-end
- Charge-balance conversion technique
- 8-SOIC package with 8 pins
- Surface mount technology
Applications
The AD7741BR is suitable for a variety of applications, including industrial control systems, medical devices, and any system requiring precise voltage-to-frequency conversion. Its high accuracy and stability make it ideal for use in environments where reliable signal conversion is critical.
Q & A
- What is the primary function of the AD7741BR?
The AD7741BR is a single-channel synchronous Voltage-to-Frequency Converter. - What is the operating supply voltage range of the AD7741BR?
The operating supply voltage range is from 4.75 V to 5.25 V. - What is the maximum operating frequency of the AD7741BR?
The maximum operating frequency is 6.144 MHz. - What type of package does the AD7741BR come in?
The AD7741BR comes in an 8-SOIC package. - Is the AD7741BR a surface mount device?
Yes, the AD7741BR is a surface mount device. - What is the temperature range for the AD7741BR?
The operating temperature range is from -40°C to 85°C. - Does the AD7741BR have an on-chip reference voltage?
Yes, the AD7741BR includes an on-chip +2.5 V bandgap reference. - What is the linearity of the AD7741BR?
The linearity of the AD7741BR is ±0.024%. - Is the AD7741BR obsolete?
Yes, the AD7741BR is listed as obsolete. - What technology is used in the AD7741BR?
The AD7741BR uses CMOS technology.
