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ADI AD7891ASZ-2
Data Acquisition System (DAS) 12 b 500k Serial, Parallel 44-MQFP (10x10)
Brands: Analog Devices, Inc
Mfr.Part #: AD7891ASZ-2
Datasheet: AD7891ASZ-2 Datasheet (PDF)
Package/Case: QFP-44
Product Type: Data Conversion ICs
RoHS Status:
Stock Condition: 2490 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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Add To BomAD7891ASZ-2 General Description
The AD7891 is an 8-channel, 12-bit data acquisition system with a choice of either parallel or serial interface structure. The part contains an input multiplexer, an on-chip track/hold amplifier, a high speed 12-bit ADC, a 2.5 V reference, and a high speed interface. The part operates from a single 5 V supply and accepts a variety of analog input ranges across two models, the AD7891-1 (±5 V and ±10 V) and the AD7891-2 (0 V to +2.5 V, 0 V to +5 V, and ±2.5 V).
Features
- Fast 12-Bit ADC with 1.6 µs Conversion Time
- 8 Single-Ended Analog Input Channels
- Overvoltage Protection on Each Channel
- Selection of Input Ranges:
±5 V, ±10 V for AD7891-1
0 to +2.5 V, 0 to +5 V, ±2.5 V for AD7891-2
Application
- Data Acquisition Systems
- Motor Control
- Mobile Communication Base Stations
- Instrumentation
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| feature-converter-type | General Purpose | feature-architecture | SAR |
| feature-resolution | 12bit | feature-number-of-adcs | 1 |
| feature-number-of-input-channels | 8 | feature-sampling-rate | 500ksps |
| feature-digital-interface-type | Parallel|Serial (5-Wire) | feature-input-type | Voltage |
| feature-input-signal-type | Single-Ended | feature-voltage-reference | Internal|External |
| feature-polarity-of-input-voltage | Unipolar|Bipolar | feature-voltage-supply-source | Single |
| feature-input-voltage | 2.5V/5V|±2.5V | feature-maximum-power-dissipation-mw | 100 |
| feature-integral-nonlinearity-error | ±1LSB | feature-signal-to-noise-ratio | |
| feature-no-missing-codes-bit | 12 | feature-packaging | Tray |
| feature-rad-hard | feature-pin-count | 44 | |
| feature-supplier-package | MQFP | feature-standard-package-name1 | QFP |
| feature-cecc-qualified | No | feature-esd-protection | Yes |
| feature-escc-qualified | feature-military | No | |
| feature-aec-qualified | No | feature-aec-qualified-number | |
| feature-auto-motive | No | feature-p-pap | No |
| feature-eccn-code | EAR99 | feature-svhc | No |
| feature-svhc-exceeds-threshold | No |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
 |
DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
 |
Paypal | charge 4.0% service fee. |
 |
Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
 |
Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step2 :Vacuum packaging
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The AD7891ASZ-2 chip is an analog-to-digital converter (ADC) from Analog Devices. It is a high-speed, low-power, 12-bit ADC that converts analog signals into digital data. The chip offers a sample rate of 800 kHz and operates from a single 5V power supply. It is commonly used in various applications, such as industrial automation, data acquisition, and medical instruments.
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Features
The AD7891ASZ-2 is a low-power, 12-bit analog-to-digital converter (ADC) with a fast conversion time of 1 µs. It operates with a single supply voltage of 5 volts and offers a wide input voltage range of ±10 volts. The converter also features a parallel interface and is housed in a small, space-saving package. -
Pinout
The AD7891ASZ-2 is a 12-bit, successive approximation analog-to-digital converter. It has a pin count of 8 and is used to convert analog voltage inputs into digital data. The device requires a reference voltage source and provides a digital output signal representing the analog input voltage. -
Manufacturer
Analog Devices, Inc. is the manufacturer of the AD7891ASZ-2. Analog Devices is a multinational semiconductor company specializing in data conversion and signal processing technologies. -
Application Field
The AD7891ASZ-2 is a high-resolution, low-power analog-to-digital converter (ADC) with a bipolar input range. It is suitable for applications that require accurate conversion of analog signals, such as industrial process control, data acquisition systems, precision instrumentation, and medical equipment. -
Package
The AD7891ASZ-2 chip is available in an SOIC (Small Outline Integrated Circuit) package type, with a form of Tube and a size of 150mil.
Datasheet PDF
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