ALD1704SAL Equivalent & Substitute Parts Reference

Part Overview

The ALD1704SAL from Advanced Linear Devices Inc. is an active, general-purpose operational amplifier (op-amp) integrated circuit, supplied in an 8-SOIC surface-mount package. It features rail-to-rail output and is specified for a single amplifier circuit. Finding alternative models is required to ensure continuity of supply, manage lifecycle risks, and enable functional interchangeability within the Linear, Amplifiers category.

Key Parameters

Parameter	ALD1704SAL
Manufacturer	Advanced Linear Devices Inc.
Amplifier Type	General Purpose
Number of Circuits	1
Output Type	Rail-to-Rail
Slew Rate	5V/µs
Gain Bandwidth Product	2.1 MHz
Current - Input Bias	1 pA
Voltage - Input Offset	4.5 mV
Current - Supply	3mA
Current - Output / Channel	15 mA
Voltage - Supply Span (Min)	6.5 V
Voltage - Supply Span (Max)	10 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
RoHS Status	ROHS3 Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitution is based strictly on matching product category (Linear, Amplifiers), pin-compatible package (8-SOIC, surface mount), output type (rail-to-rail), number of circuits (1), and operational amplifier application. Electrical parameters used for equivalency include slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current per channel, supply voltage range, and specified operating temperature range.

Key parameters considered for substitution:

Amplifier Type
Number of Circuits
Output Type
Package/Case and Mounting Type
Slew Rate
Bandwidth Product/Frequency
Input Bias Current
Input Offset Voltage
Supply Current
Output Current
Supply Voltage Range
Operating Temperature
RoHS/REACH Compliance
Product Status

Parameter Comparison

Parameter	ALD1704SAL	AD8031ARZ-REEL
Manufacturer	Advanced Linear Devices Inc.	Analog Devices Inc.
Category	Linear, Amplifiers	Linear, Amplifiers
Amplifier Type	General Purpose	Voltage Feedback
Number of Circuits	1	1
Output Type	Rail-to-Rail	Rail-to-Rail
Slew Rate	5V/µs	35V/µs
Gain Bandwidth Product / -3dB Bandwidth	2.1 MHz	80 MHz
Current - Input Bias	1 pA	450 nA
Voltage - Input Offset	4.5 mV	1 mV
Current - Supply	3mA	900µA
Current - Output / Channel	15 mA	15 mA
Voltage - Supply Span (Min)	6.5 V	2.7 V
Voltage - Supply Span (Max)	10 V	12 V
Operating Temperature	0°C ~ 70°C	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC	8-SOIC
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active

Engineering Selection Recommendations

Both ALD1704SAL and AD8031ARZ-REEL are active products and ROHS3 compliant. They are both specified as in stock and have the same SOIC package with surface mount mounting, ensuring compatibility regarding assembly and regulatory requirements. Both devices are REACH unaffected and share the ECCN and HTSUS codes.

Frequently Asked Questions (FAQ)

Q: What are the main parameters checked when substituting ALD1704SAL?
A: The main parameters are amplifier category, package and mounting type, number of circuits, output type, slew rate, gain bandwidth or -3dB bandwidth, input bias current, input offset voltage, supply current, output current per channel, supply voltage range, operating temperature, and compliance status.

Q: Is package compatibility ensured between ALD1704SAL and AD8031ARZ-REEL?
A: Yes, both parts use the 8-SOIC (0.154", 3.90mm Width) package with surface mount mounting.

Q: Does the substitute part meet RoHS requirements?
A: Both ALD1704SAL and AD8031ARZ-REEL are ROHS3 compliant.

Q: Is there any difference in the electrical performance that affects substitution?
A: The provided parameters indicate allowable differences such as slew rate and gain bandwidth. No extrapolation is made beyond explicit parameter matching.

Q: Are both parts currently active and available in inventory?
A: Both main and substitute parts are specified as active and in stock.

Q: What operating temperature ranges are covered?
A: ALD1704SAL is rated for 0°C ~ 70°C, and AD8031ARZ-REEL is rated for -40°C ~ 85°C. Both ranges are provided for reference without inference.

Q: Is the supply voltage range compatible?
A: ALD1704SAL operates at 6.5 V to 10 V, while AD8031ARZ-REEL is specified from 2.7 V to 12 V, as stated in the input.

Q: Which categories are included?
A: Both components are within the Linear, Amplifiers product category.

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