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SA5532N Equivalent & Substitute Parts
Part Overview
The SA5532N is a general-purpose operational amplifier manufactured by onsemi, configured as a dual-channel (2 circuit) device in an 8-DIP through-hole package. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The SA5532N operates across a wide supply voltage range (6V to 40V) and is suitable for audio and general signal processing applications requiring moderate slew rate and bandwidth characteristics.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 2 | — |
| Slew Rate | 9 | V/µs |
| Gain Bandwidth Product | 10 | MHz |
| Current - Input Bias | 300 | nA |
| Voltage - Input Offset | 500 | µV |
| Current - Supply | 8 | mA |
| Current - Output / Channel | 38 | mA |
| Voltage - Supply Span (Min) | 6 | V |
| Voltage - Supply Span (Max) | 40 | V |
| Operating Temperature | -40 to 85 | °C |
| Package / Case | 8-DIP (0.300", 7.62mm) | — |
| Mounting Type | Through Hole | — |
Substitute Part Grouping Explanation
Substitution of the SA5532N is determined by electrical and mechanical compatibility across the following critical parameters:
Electrical Compatibility Criteria:
- Amplifier Type: General Purpose (primary functional requirement)
- Number of Circuits: 2 (dual-channel configuration)
- Slew Rate: 9 V/µs (signal processing speed)
- Gain Bandwidth Product: 10 MHz (frequency response)
- Current - Input Bias: 300 nA (input impedance characteristics)
- Voltage - Input Offset: 500 µV (DC accuracy)
- Current - Supply: 8 mA (power consumption)
- Current - Output / Channel: 38 mA (output drive capability)
- Voltage - Supply Span: 6V to 40V (operating voltage range)
- Operating Temperature: -40°C to 85°C (thermal operating range)
Mechanical Compatibility Criteria:
- Package / Case: 8-DIP (0.300", 7.62mm)
- Mounting Type: Through Hole
Substitute parts are grouped based on their ability to meet these electrical specifications within the defined operating envelope. Parts with identical or superior electrical characteristics and matching package specifications are classified as direct substitutes. Parts with differing electrical characteristics are classified as functional alternatives suitable for specific application contexts.
Parameter Comparison
| Parameter | SA5532N | NE5532P | NE5532AP | NE5532PE4 | AS358P-E1 | BA15218 | NJM5532DD | NJM4556AD | OP200GPZ | LM833N/NOPB | RC4560IP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | onsemi | Texas Instruments | Texas Instruments | Texas Instruments | Diodes Incorporated | Rohm Semiconductor | Nisshinbo Micro Devices | Nisshinbo Micro Devices | Analog Devices Inc. | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Active | Obsolete | Active | Active | Active | Not For New Designs | Active | Active | Active |
| Amplifier Type | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | Audio | Audio |
| Number of Circuits | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Slew Rate (V/µs) | 9 | 9 | 9 | 9 | — | 3 | 8 | 3 | 0.15 | 7 | 5.5 |
| Gain Bandwidth Product (MHz) | 10 | 10 | 10 | 10 | — | 10 | 10 | 8 | 0.5 | 15 | 15 |
| Current - Input Bias (nA) | 300 | 200 | 200 | 200 | 20 | 50 | 200 | 50 | 0.1 | 500 | 40 |
| Voltage - Input Offset (µV) | 500 | 500 | 500 | 500 | 2000 | 500 | 500 | 500 | 80 | 300 | 500 |
| Current - Supply (mA) | 8 | 8 | 8 | 8 | 0.7 | 5 | 9 | 8 | 0.57 | 5 | 4.3 |
| Current - Output / Channel (mA) | 38 | 38 | 38 | 38 | 40 | 50 | 38 | 70 | — | 40 | 50 |
| Voltage - Supply Span Min (V) | 6 | 10 | 10 | 10 | 3 | 4 | 6 | 4 | 6 | 30 | 4 |
| Voltage - Supply Span Max (V) | 40 | 30 | 30 | 30 | 36 | 32 | 44 | 36 | 36 | 30 | 32 |
| Operating Temperature (°C) | -40 to 85 | 0 to 70 | 0 to 70 | 0 to 70 | -40 to 85 | -40 to 85 | -20 to 75 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | RoHS Compliant | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
Engineering Selection Recommendations
Primary Substitutes (Highest Compatibility):
The NE5532P and NE5532AP manufactured by Texas Instruments are the most direct electrical equivalents to the SA5532N. Both parts maintain identical slew rate (9 V/µs), gain bandwidth product (10 MHz), input offset voltage (500 µV), supply current (8 mA), and output current per channel (38 mA). Both are active products with ROHS3 compliance. The primary limitation is the reduced maximum supply voltage (30V versus 40V for the SA5532N) and narrower operating temperature range (0°C to 70°C versus -40°C to 85°C). These parts are suitable for applications operating within these electrical boundaries.
The NE5532PE4 provides identical electrical specifications to NE5532P and NE5532AP but carries obsolete product status, limiting its suitability for new designs despite current inventory availability.
Secondary Substitutes (Functional Alternatives):
The NJM5532DD manufactured by Nisshinbo Micro Devices Inc. provides near-equivalent performance with slew rate of 8 V/µs and gain bandwidth product of 10 MHz. This part extends the maximum supply voltage to 44V, exceeding the SA5532N specification. Operating temperature range is -20°C to 75°C, which is narrower than the SA5532N. This part is active and RoHS compliant.
The BA15218 manufactured by Rohm Semiconductor operates with reduced slew rate (3 V/µs) and lower gain bandwidth product (10 MHz maintained). Supply voltage range is 4V to 32V. This part is active and ROHS3 compliant, suitable for applications not requiring the full 9 V/µs slew rate of the SA5532N.
The AS358P-E1 manufactured by Diodes Incorporated provides extended supply voltage range (3V to 36V) with significantly lower input bias current (20 nA). Slew rate and gain bandwidth product specifications are not provided. This part is active and ROHS3 compliant, offering low-power operation characteristics.
Limited Compatibility Alternatives:
The OP200GPZ manufactured by Analog Devices Inc. operates with substantially reduced slew rate (0.15 V/µs) and gain bandwidth product (500 kHz), making it unsuitable for applications requiring the SA5532N's signal processing speed. This part is suitable only for precision DC applications with extended temperature range (-40°C to 85°C) and extremely low input bias current (100 pA).
The LM833N/NOPB and RC4560IP are audio-optimized amplifiers with higher gain bandwidth products (15 MHz) but different amplifier classification. These parts are suitable for audio-specific applications but represent functional alternatives rather than direct substitutes.
The NJM4556AD carries "Not For New Designs" product status and is not recommended for new applications despite current inventory availability.
Frequently Asked Questions (FAQ)
Q: Can the NE5532P directly replace the SA5532N in all applications?
A: The NE5532P provides electrical equivalence for slew rate, gain bandwidth product, input offset voltage, and output current specifications. However, the reduced maximum supply voltage (30V versus 40V) and narrower operating temperature range (0°C to 70°C versus -40°C to 85°C) require verification that your application operates within these boundaries. Pin configuration and package dimensions are identical.
Q: What is the primary reason the SA5532N requires substitution?
A: The SA5532N is classified as obsolete by the manufacturer. Substitute parts ensure continued availability for production and maintenance applications. Active alternatives with equivalent or superior electrical specifications are available from multiple manufacturers.
Q: Does the AS358P-E1 provide better performance than the SA5532N?
A: The AS358P-E1 provides lower input bias current (20 nA versus 300 nA) and extended minimum supply voltage (3V versus 6V), making it suitable for low-power applications. However, slew rate and gain bandwidth product specifications are not provided for this part, preventing direct performance comparison. The AS358P-E1 is active and ROHS3 compliant.
Q: Are all substitute parts RoHS compliant?
A: The SA5532N is RoHS non-compliant. All listed substitute parts are either ROHS3 compliant or RoHS compliant, meeting current environmental regulations. This represents an improvement over the original part specification.
Q: Can the OP200GPZ replace the SA5532N?
A: The OP200GPZ is not suitable as a direct replacement. It operates with slew rate of 0.15 V/µs and gain bandwidth product of 500 kHz, substantially lower than the SA5532N's 9 V/µs and 10 MHz specifications. The OP200GPZ is designed for precision DC applications and will not provide equivalent signal processing performance.
Q: What is the difference between NE5532P and NE5532AP?
A: Both parts are manufactured by Texas Instruments and provide identical electrical specifications. The primary difference is product classification: NE5532P is standard commercial grade, while NE5532AP is military-grade. Both are active products with ROHS3 compliance and identical electrical performance.
Q: Does the NJM5532DD offer advantages over the NE5532P?
A: The NJM5532DD extends maximum supply voltage to 44V (versus 30V for NE5532P), providing broader voltage compatibility. Slew rate is slightly reduced (8 V/µs versus 9 V/µs). Operating temperature range is narrower (-20°C to 75°C versus 0°C to 70°C). Selection depends on specific supply voltage and temperature requirements.
Q: Are audio amplifiers (LM833N/NOPB, RC4560IP) suitable substitutes?
A: Audio amplifiers are classified as functional alternatives rather than direct substitutes. They provide higher gain bandwidth products (15 MHz) optimized for audio frequency response. Pin configuration and package dimensions are identical, enabling physical substitution. However, electrical characteristics differ from the general-purpose SA5532N specification, requiring application-specific evaluation.
Q: What is the significance of the 8-DIP package specification?
A: The 8-DIP (0.300", 7.62mm) package is a through-hole configuration with 0.3-inch row spacing and 7.62mm body width. All listed substitute parts use identical package dimensions, ensuring direct mechanical compatibility with existing printed circuit board layouts and socket configurations.
Q: Why does the SA5532N support 40V maximum supply while most substitutes limit to 30-36V?
A: The SA5532N specification reflects onsemi's design envelope for this part. Most substitute parts from other manufacturers (Texas Instruments, Diodes Incorporated, Rohm Semiconductor) are specified with lower maximum supply voltages. The NJM5532DD extends to 44V, exceeding the original specification. Application supply voltage requirements determine which substitute is appropriate.
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