Overview
The AD526SD/883B is a software programmable gain amplifier (SPGA) produced by Analog Devices Inc. This single-ended, monolithic amplifier is designed to provide programmable gains of 1, 2, 4, 8, and 16, making it ideal for precision instrumentation applications. The AD526SD/883B includes an amplifier, resistor network, and TTL-compatible latched inputs, requiring no external components for operation. It is known for its low gain error, low nonlinearity, and excellent DC precision, which are achieved through Analog Devices’ laser trimming technology.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Analog Devices, Inc. |
| Voltage - Supply Span (Min) | 9 V |
| Voltage - Supply Span (Max) | 33 V |
| Voltage - Input Offset | 250 µV |
| Package / Case | 16-CDIP (0.300", 7.62mm) |
| Slew Rate | 24 V/µs (G = 8, 16) |
| Operating Temperature | -55°C ~ 125°C |
| Number of Circuits | 1 |
| Mounting Type | Through Hole |
| Current - Supply | 10 mA |
| Current - Output / Channel | 10 mA |
| Current - Input Bias | 50 pA |
| -3db Bandwidth | 4 MHz |
| Amplifier Type | Programmable Gain |
| RoHs Status | ROHS3 Compliant |
Key Features
- Digitally programmable binary gains from 1 to 16, with the option to cascade for gains up to 256.
- Low gain error: 0.01% max for gains of 1, 2, 4, and 0.02% max for gains of 8 and 16 (C grade).
- Low nonlinearity: ±0.005% FSR max (J grade).
- Excellent DC accuracy with an input offset voltage of 0.5 mV max and an offset voltage drift of 3 µV/°C (C grade).
- Fast settling time: 0.01% in 4.5 µs for a 10 V signal change and 0.01% in 5.6 µs for a gain change (G = 16).
- TTL-compatible digital inputs and latched or transparent mode operation.
- Force/sense configuration to preserve accuracy with remote or low impedance loads.
Applications
- Precision instrumentation: The AD526SD/883B is ideal for applications requiring programmable gain, such as in data acquisition systems, medical devices, and industrial control systems).
- Floating-point A/D converters: It can be used in conjunction with A/D converters to achieve high dynamic range and precision in signal conversion).
- Smart Industry and Electrification: Suitable for various applications in smart industry, electrification, and digital health due to its precision and flexibility).
Q & A
- What are the programmable gain options of the AD526SD/883B? The AD526SD/883B provides programmable gains of 1, 2, 4, 8, and 16).
- What is the input offset voltage of the AD526SD/883B? The guaranteed maximum input offset voltage is 250 µV).
- What is the slew rate of the AD526SD/883B? The slew rate is 24 V/µs for gains of 8 and 16).
- What is the operating temperature range of the AD526SD/883B? The operating temperature range is -55°C to 125°C).
- Does the AD526SD/883B require external components for operation? No, it does not require any external components for operation).
- What is the bias current of the AD526SD/883B? The bias current is 50 pA).
- What are the packaging options for the AD526SD/883B? It is available in a 16-CDIP package).
- Is the AD526SD/883B RoHS compliant? Yes, it is ROHS3 compliant).
- What are the typical applications of the AD526SD/883B? It is used in precision instrumentation, floating-point A/D converters, and various smart industry and electrification applications).
- Can the AD526SD/883B be operated in different modes? Yes, it can be operated in either latched or transparent mode).
