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Product Detailed Parameters
- Description:IC BUFFER AMP OCTAL R-R 20-TSSOP
- Series:-
- Mfr:Analog Devices Inc.
- Package:Bulk
- Amplifier Type:Buffer
- Number of Circuits:2
- Output Type:Rail-to-Rail
- Slew Rate:6V/µs
- Gain Bandwidth Product:-
- Current - Input Bias:80 nA
- Voltage - Input Offset:2 mV
- Current - Supply:700µA (x2 Channels)
- Current - Output / Channel:-
- Voltage - Supply Span (Min):4.5 V
- Voltage - Supply Span (Max):16 V
- Operating Temperature:-40°C ~ 85°C
- Grade:-
- Qualification:-
- Mounting Type:Surface Mount
- Package / Case:20-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package:20-TSSOP
- -3db Bandwidth:6 MHz
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Overview
The AD8570ARU-REEL is an eight-channel, single-supply buffer amplifier from Analog Devices, housed in a 20-lead TSSOP package. It operates on a supply voltage range of 4.5 V to 16 V and features rail-to-rail input and output capabilities. Key electrical specifications include a maximum offset voltage of 10 mV, a slew rate of 6 V/µs, and a bandwidth of 6 MHz. The device provides 35 mA continuous output current and can handle peak currents up to 250 mA. It draws approximately 850 µA per amplifier at 25°C and functions reliably within a temperature range of –40°C to +85°C.
Feature Summary
- Rail-to-rail input and output operation for maximum dynamic range
- High capacitive load drive stability with 35 mA continuous output current
- Immune to output phase reversal during overvoltage conditions
- Low total harmonic distortion plus noise performance
Applications
- LCD reference drivers
- Portable electronics
- Communications equipment
Procurement Notes
Verify the obsolete status of this component before procurement planning. Confirm that the 20-lead TSSOP package matches your PCB footprint requirements. Ensure ESD precautions are strictly followed during handling due to device sensitivity. Check for available replacement alternatives if long-term supply continuity is required.
Selection Notes
Select this part when multiple high-speed buffer channels are needed in a compact surface-mount form factor. The wide supply voltage range accommodates various single-supply systems. Consider the thermal resistance of the TSSOP package for power dissipation calculations in dense layouts.
Part Context
This component belongs to the AD856x family of low-cost, single-supply buffer amplifiers built on a high-voltage CBCMOS process. While the AD8568 contains two buffers and the AD8569 contains four, the AD8570 integrates eight buffers into a single package. All variants share similar electrical characteristics optimized for LCD monitor applications.
Replacement Considerations
Public confirmed substitute part numbers: None.
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