Features
- Input Offset Voltage: ±2 mV (TYP.)
- Input Offset Current: ±5 nA (TYP.)
- Large Signal Voltage Gain: 100000 (TYP.)
- Internal Frequency Compensation
- Output Short-Circuit Protection
Description
Support is limited to customers who have already adopted these products.
μPC451, μPC324 are quad operational amplifiers designed to operate on a single power supply. The features include low-voltage operation, a common-mode input voltage that range from V− (GND) level, an output from a V− (GND) level that is determined by the output stage of class C push-pull circuit and a 50 μA(TYP. ) constant current, and a low current consumption. In addition to that, these amplifiers can also operate in both positive and negative power supply and can be used extensively in various amplifier circuits. The μPC451 is suited for wide operating ambient temperature use due to its temperature expansion type, while μPC324 is for general purposes usage. A DC parameter selection that is compatible to operational amplifiers is also available. μPC1251, μPC358 which are dual types with the same circuit configuration are also available under this series of operational amplifiers.
Parameters
| Attributes | Value |
|---|---|
| Channels (#) | 4 |
| Rail-to-Rail Output | No |
| Single Supply Voltage Range (V) | 3 - 30 |
| Slew Rate (V/µs) | 0.3 |
| Dual Supply Range (V) | V+-15V(Max.) |
| Input Offset Voltage Vio (Max) (mV (±)) | 7 |
| Supply Current Icc/Idd (Max) (mA) | 2 |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| SOP | 10 x 4 x 1.8 | 14 | 1.27 |
| Part Number | Status | Samples | Longevity | Stock | Package | Budgetary Price (USD) | Carrier Type | Assembly Location | Wafer Fab Location |
|---|---|---|---|---|---|---|---|---|---|
| UPC324G2-E1-AP | Active | N/A | Out of Stock | SOP | 1ku | $0.413 | Embossed Tape | THAILAND | JAPAN | |
| UPC324G2-E2-AP | Active | N/A | Out of Stock | Package | 1ku | $0.413 | THAILAND | JAPAN | ||
| UPC324G2-A | Last Time Buy | N/A | Out of Stock | SOP | 1ku | $0.55 | Embossed Tape | JAPAN, MALAYSIA | JAPAN | |
| UPC324G2-E1-A | Last Time Buy | N/A | Out of Stock | SOP | 1ku | $0.674 | Embossed Tape | JAPAN, MALAYSIA | JAPAN | |
| UPC324G2-E2-A | Last Time Buy | N/A | Out of Stock | SOP | 1ku | $0.674 | Embossed Tape | JAPAN, MALAYSIA | JAPAN | |
| UPC324G2(5)-E1-A | Obsolete | N/A | Out of Stock | SOP | 11u | $0.97 | Embossed Tape | JAPAN, MALAYSIA | JAPAN | |
| UPC324GR-9LG-E1-A | NRND | N/A | 2030 Mar | Out of Stock | TSSOP | 1ku | $0.448 | Embossed Tape | MALAYSIA | JAPAN |
| UPC324GR-9LG-E2-A | Last Time Buy | N/A | Out of Stock | TSSOP | Embossed Tape | ||||
| UPC324GR(5)-9LG-E1-A | NRND | N/A | 2030 Mar | Out of Stock | TSSOP | 1ku | $0.58 | Embossed Tape | MALAYSIA | JAPAN |
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- Application NotePDF 174 KB an1694 Jul 21, 2026AI-generated Summary: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
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- Application NotePDF 263 KB r13an0003eu0100-biasing-op-amps Dec 06, 2019AI-generated Summary: Proper biasing of operational amplifiers is essential to avoid malfunction in AC-coupled circuits. A missing DC bias path causes long stabilization times and potential failures. Adding input resistors to ground provides a DC path for bias currents, minimizing offset errors. For single-supply AC-coupled amplifiers, biasing uses a reference voltage, ideally from a high-PSRR voltage reference or buffered voltage divider, to maintain signal symmetry and reduce noise. Understanding frequency responses of input and feedback components is crucial for setting bandwidth and gain characteristics.
- Application NotePDF 564 KB an1993 May 22, 2018AI-generated Summary: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
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- Application NotePDF 174 KB an1694 Jul 21, 2026AI-generated Summary: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
- Application NotePDF 263 KB r13an0003eu0100-biasing-op-amps Dec 06, 2019AI-generated Summary: Proper biasing of operational amplifiers is essential to avoid malfunction in AC-coupled circuits. A missing DC bias path causes long stabilization times and potential failures. Adding input resistors to ground provides a DC path for bias currents, minimizing offset errors. For single-supply AC-coupled amplifiers, biasing uses a reference voltage, ideally from a high-PSRR voltage reference or buffered voltage divider, to maintain signal symmetry and reduce noise. Understanding frequency responses of input and feedback components is crucial for setting bandwidth and gain characteristics.
- Application NotePDF 564 KB an1993 May 22, 2018AI-generated Summary: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
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