AD7870CQ footprint, schematic symbol and 3D model by Analog Devices

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AD7870CQ - Analog Devices PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - Q-24-1-3

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Datasheet Download Datasheet
Stock & Prices Price & Stock for AD7870CQ
Part Number AD7870CQ
Manufacturer Analog Devices
Pin Count 24
Part Category Integrated Circuit
Package Category Ceramic Dual-In-Line Packages
Footprint Name Ceramic Dual-In-Line Packages - Q-24-1-3
Released Date May 16, 2022
Last Modified Date Mar 7, 2023 4:10 PM UTC
Pinout / Pin List Click Here (Member Only)

AD7870CQ Details

Manufacturer Part Number:
AD7870CQ
Source Url Status Check Date:
2013-05-01 14:56:21.302
Brand Name:
Analog Devices Inc
Pbfree Code:
No
Part Life Cycle Code:
Not Recommended
Part Package Code:
DIP
Package Description:
0.300 INCH, HERMETIC SEALED, CERAMIC, DIP-24
Pin Count:
24
Manufacturer Package Code:
Q-24
Country Of Origin:
Philippines
ECCN Code:
EAR99
HTS Code:
8542.39.00.01
Manufacturer:
Analog Devices Inc
YTEOL:
3
Analog Input Voltage-Max:
3 V
Analog Input Voltage-Min:
-3 V
Conversion Time-Max:
9 µs
Converter Type:
ADC, SUCCESSIVE APPROXIMATION
JESD-30 Code:
R-GDIP-T24
JESD-609 Code:
e0
Length:
32.5 mm
Linearity Error-Max (EL):
0.0122%
Negative Supply Voltage-Nom:
-5 V
Number of Analog In Channels:
1
Number of Bits:
12
Number of Functions:
1
Number of Terminals:
24
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-25 °C
Output Bit Code:
BINARY, 2S COMPLEMENT BINARY
Output Format:
SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD
Package Body Material:
CERAMIC, GLASS-SEALED
Package Code:
DIP
Package Equivalence Code:
DIP24,.3
Package Shape:
RECTANGULAR
Package Style:
IN-LINE
Qualification Status:
Not Qualified
Sample Rate:
0.1 MHz
Sample and Hold / Track and Hold:
TRACK
Seated Height-Max:
5.08 mm
Supply Current-Max:
13 mA
Supply Voltage-Nom:
5 V
Surface Mount:
NO
Technology:
CMOS
Temperature Grade:
OTHER
Terminal Finish:
Tin/Lead (Sn/Pb)
Terminal Form:
THROUGH-HOLE
Terminal Pitch:
2.54 mm
Terminal Position:
DUAL
Width:
7.62 mm

AD7870CQ Frequently Asked Questions (FAQs)

The AD7870CQ requires careful layout and placement to minimize noise and ensure accurate conversions. It is recommended to place the device close to the analog signal sources, use a solid ground plane, and keep the analog and digital signals separate. Additionally, decoupling capacitors should be placed close to the device's power pins.
To optimize the AD7870CQ's performance, it is essential to understand the specific requirements of your application. This includes selecting the correct gain and offset settings, optimizing the sampling rate, and ensuring proper filtering and signal conditioning. Additionally, consider the noise floor, common-mode rejection ratio, and power supply rejection ratio to achieve the best possible performance.
The AD7870CQ's analog-to-digital conversion has limitations, including a finite resolution (12-bit), a limited input range (-Vref to +Vref), and a maximum sampling rate (100 kSPS). Additionally, the device may exhibit nonlinearity, offset, and gain errors, which can affect the accuracy of the conversion. It is essential to understand these limitations to ensure accurate and reliable conversions.
The AD7870CQ can be interfaced with a microcontroller or digital signal processor using a serial peripheral interface (SPI) or inter-integrated circuit (I2C) bus. The device's digital output can be connected directly to the microcontroller or DSP, and the interface can be configured using the AD7870CQ's control registers. It is essential to ensure proper synchronization and data transfer protocols to avoid data corruption or loss.
The AD7870CQ has a typical power consumption of 15 mW at 3 V and 100 kSPS. The device's power consumption can be reduced by adjusting the sampling rate, using the power-down mode, or operating at a lower supply voltage. Thermal considerations include ensuring proper heat dissipation, avoiding overheating, and using thermal pads or heat sinks if necessary.

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AD7870CQ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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