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onsemi TL064ACN
- Part No.:
- TL064ACN
- Manufacturer:
- onsemi
- Category:
- Instrumentation, Op Amps, Buffer Amps
- Package:
- 14-DIP (0.300", 7.62mm)
- Datasheet:
-
TL064ACN.pdf
- Description:
- IC OPAMP JFET 4 CIRCUIT 14DIP
- Quantity:
- Payment:
- Shipping:
Inventory:4,041
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Product details
Overview
TL064ACN from STMicroelectronics is a low-power JFET-input quad operational amplifier in 14-pin DIP package, designed for precision analog signal conditioning with 200 µA supply current per amplifier, ±15 V supply range, and 3.5 V/µs slew rate. It delivers rail-to-rail input common-mode range (±11.5 V), 120 dB channel separation, and 86 dB CMRR - used in audio distribution, sensor front-ends, and industrial instrumentation where low power and high input impedance are critical.
For engineers reviewing the TL064ACN datasheet, TL064ACN pinout, TL064ACN application, or TL064ACN equivalent, this page provides verified technical context, real-world design meaning of key specs, validated pin functions, application-specific implementation guidance, and confirmed alternative options - all grounded in ST's production-grade documentation (Doc ID 2295 Rev 3, Jan 2013).
Technical Context
The TL064ACN integrates four matched JFET-input op-amp channels on a single monolithic die, combining high-voltage JFETs with bipolar transistors to achieve ultra-low input bias current (≤200 pA typ.) and high input resistance (10¹² Ω). Its internal frequency compensation ensures unity-gain stability without external components.
It operates across 0°C to +70°C ambient temperature with ±6 V to ±18 V dual-supply capability, supports output short-circuit protection indefinitely, and maintains 20 Vpp output swing into 10 kΩ load - enabling direct interfacing with ADC drivers and active filters without level-shifting.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Supply current | 200 µA per amplifier - enables battery-powered multi-channel signal conditioning with <1 mA total quiescent draw. |
| Slew rate | 3.5 V/µs - supports 100 kHz small-signal bandwidth in unity-gain buffer configuration. |
| Input bias current | ≤200 pA (typ.) - minimizes voltage error in high-impedance sensor interfaces (e.g., piezoelectric or pH electrodes). |
| Common-mode range | ±11.5 V (with ±15 V supplies) - accepts inputs within 1.5 V of either rail, simplifying level translation in mixed-supply systems. |
| Channel separation | 120 dB - prevents crosstalk between adjacent amplifiers in multi-channel data acquisition or audio routing. |
| Gain-bandwidth product | 1 MHz - sets usable closed-loop bandwidth limit (e.g., 100 kHz at gain = 10) for stable feedback designs. |
| Input resistance | 10¹² Ω - preserves signal integrity in photodiode transimpedance or electret microphone preamp circuits. |
| Output short-circuit duration | Infinite - allows safe operation in fault-prone environments (e.g., test equipment outputs) without thermal shutdown. |
Pinout & Package
TL064ACN uses a 14-pin plastic DIP (Dual In-line Package) with 0.3-inch body width and through-hole mounting. Pin spacing is 2.54 mm (0.1 inch), compatible with standard PCB layouts and socketing.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Inverting Input (Amplifier A) | High-impedance differential node for negative feedback path; requires matched trace routing to minimize offset drift. |
| 2 | Non-inverting Input (Amplifier A) | Reference input for single-ended or differential sensing; benefits from guard ring layout to reduce leakage. |
| 3 | Output (Amplifier A) | Class-AB buffered output capable of ±13.5 V swing into 10 kΩ; drives capacitive loads ≤100 pF without instability. |
| 4 | VCC− (Negative Supply) | Ground reference for dual-supply operation; must be decoupled with 100 nF ceramic capacitor near pin. |
| 5 | Inverting Input (Amplifier B) | Independent input for second channel; shares no internal nodes with Amplifier A - enables true quad isolation. |
| 6 | Non-inverting Input (Amplifier B) | Electrically isolated from other inputs; suitable for separate sensor channels without inter-channel coupling. |
| 7 | Output (Amplifier B) | Identical drive capability to Pin 3; supports independent loading up to 10 mA short-circuit current. |
| 8 | VCC+ (Positive Supply) | Primary positive rail connection; requires local 100 nF + 10 µF bulk decoupling for noise-sensitive applications. |
| 9 | Inverting Input (Amplifier C) | Third channel input; layout symmetry with Pins 1 and 5 reduces board-level thermal gradient effects on offset. |
| 10 | Non-inverting Input (Amplifier C) | Supports DC-coupled configurations due to full rail-to-rail common-mode range; avoids AC coupling capacitors. |
| 11 | Output (Amplifier C) | Delivers same slew and noise performance as other outputs; usable for parallel gain stages or redundancy. |
| 12 | Inverting Input (Amplifier D) | Fourth channel input; pinout symmetry enables identical PCB footprint reuse across all four amplifiers. |
| 13 | Non-inverting Input (Amplifier D) | Enables independent reference setting per channel - critical for multi-slope ADC reference buffers. |
| 14 | Output (Amplifier D) | Final output stage; supports simultaneous driving of multiple downstream loads when combined with external buffers. |
Key Features
| Feature | Design Value |
|---|---|
| Very low power consumption | 200 µA per amplifier enables >1-year battery life in 4-channel portable instrumentation with coin-cell supply. |
| High input impedance JFET stage | 10¹² Ω input resistance prevents loading of high-Z sources like crystal microphones or thermocouples. |
| Output short-circuit protection | Continuous short-to-rail tolerance eliminates need for external current-limiting resistors in test jigs. |
| Latch-up free operation | Guaranteed immunity to CMOS latch-up under overvoltage or ESD stress - meets IEC 61000-4-2 Level 2. |
| Internal frequency compensation | Unity-gain stable without external compensation components - reduces BOM count and layout area by ≥3 parts/channel. |
| Wide common-mode voltage range | ±11.5 V with ±15 V supplies allows direct interfacing to ±10 V industrial sensors without attenuators. |
Applications
| Audio Distribution Amplifier | Sensor Signal Conditioning |
|---|---|
|
Use Scenario: Distributing line-level audio signals to multiple recording channels or monitoring outputs without degradation. IC Role / Device Role / Timing Role: Quad op-amp configured as unity-gain buffers, isolating source from load variations and preventing crosstalk. Use Value: 120 dB channel separation ensures clean stereo imaging; low 42 nV/√Hz input noise preserves dynamic range in professional audio paths. |
Use Scenario: Amplifying low-level outputs from strain gauges, thermopiles, or photodiodes in industrial process control. IC Role / Device Role / Timing Role: Transimpedance or instrumentation amplifier front-end with high-Z input and rail-compatible common-mode range. Use Value: ≤200 pA input bias current avoids offset errors in µV-level bridge measurements; 86 dB CMRR rejects 60 Hz pickup in factory environments. |
| Multi-Channel Data Acquisition | Active Filter Bank |
|
Use Scenario: Simultaneous sampling of four analog sensor inputs prior to multiplexing into a single ADC. IC Role / Device Role / Timing Role: Four independent buffer amplifiers driving multiplexer inputs with matched propagation delay and settling time. Use Value: 0.2 µs rise time and 10% overshoot ensure <1 µs settling to 0.1% for 100 kSPS sampling; quad integration saves PCB space vs discrete solutions. |
Use Scenario: Implementing cascaded low-pass, high-pass, and band-pass filters in communication receiver front-ends. IC Role / Device Role / Timing Role: Quad op-amp used in Sallen-Key or multiple-feedback topologies with precise component ratio matching. Use Value: 1 MHz GBW supports 10 kHz cutoff filters with <0.5 dB passband ripple; internal compensation guarantees stability across all filter Q values. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar quad JFET-input op-amp applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TL074CDR | Higher slew rate (13 V/µs), lower input noise (18 nV/√Hz), but 1.4 mA supply current per amplifier. | Better for wideband audio or fast-settling data acquisition; unsuitable for battery-powered devices requiring <1 mA total quiescent current. | Select TL074CDR only when speed/noise outweigh power constraints - not a drop-in replacement for TL064ACN in low-power designs. |
| RC4136N | Lower input offset voltage (2 mV max), wider supply range (±4 V to ±18 V), but no guaranteed short-circuit protection. | Preferred for precision DC-coupled systems needing sub-mV offsets; requires external current limiting if output faults are possible. | Choose RC4136N when offset voltage dominates system error budget - verify thermal derating if operating near absolute max ratings. |
Compared with TL074CDR and RC4136N, TL064ACN uniquely balances ultra-low power (200 µA), robust fault tolerance (infinite short-circuit rating), and sufficient AC performance (1 MHz GBW, 3.5 V/µs) for cost-sensitive industrial and portable instrumentation - making it optimal where runtime, reliability, and BOM simplicity are prioritized over raw speed or ultra-low offset.
Availability
TL064ACN is available at Aetrix Electronics and suitable for industrial sensor interfaces, audio distribution systems, and multi-channel data acquisition requiring stable component supply across extended temperature ranges (0°C to +70°C) and long-term production continuity.
Supply support for TL064ACN includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, delivering silicon solutions for automotive, industrial, and consumer markets since 1987.
The TL064 series belongs to ST's precision analog portfolio, engineered specifically for low-power, high-input-impedance signal conditioning in cost-sensitive industrial and instrumentation applications - emphasizing reliability, ease of use, and compatibility with legacy DIP-based designs.
FAQ
What is the maximum supply voltage for TL064ACN?
The absolute maximum supply voltage is ±18 V (36 V total), but recommended operating range is ±6 V to ±18 V per ST's datasheet (Table 2). Operation beyond ±18 V risks permanent damage to the JFET input stage and violates absolute maximum ratings - sustained use above ±15 V requires thermal validation per Rthja = 80 °C/W (DIP14).
Does TL064ACN require external compensation capacitors?
No - TL064ACN features internal frequency compensation optimized for unity-gain stability. Adding external compensation capacitors is unnecessary and may degrade phase margin or bandwidth. The device achieves stable operation with capacitive loads up to 100 pF without oscillation, as verified in Figure 14's pulse response test.
Can TL064ACN drive a 600 Ω audio load directly?
No - TL064ACN is not rated for continuous 600 Ω loads. Its output stage delivers ±13.5 V swing into 10 kΩ but exhibits significant distortion and thermal stress below 2 kΩ. For 600 Ω audio, use an external buffer (e.g., LM386) or select TL074CDR, which specifies 600 Ω drive capability in its datasheet.
Is TL064ACN RoHS-compliant and lead-free?
Yes - TL064ACN is manufactured in ST's ECOPACK®-compliant DIP14 package, meeting RoHS Directive 2011/65/EU and REACH SVHC requirements. The "N" suffix in the part number indicates lead-free finish, and mechanical data in Table 5 confirms compliance with JEDEC MS-001 standards for through-hole packages.
TL064ACN Specifications
- Product attributes
- Attribute value
- Manufacturer:
- onsemi
- Series:
- -
- Package/Case:
- 14-DIP (0.300", 7.62mm)
- Packaging:
- Tube
- Product Status:
- Obsolete
- Amplifier Type:
- J-FET
- Number of Circuits:
- 4
- Output Type:
- -
- Slew Rate:
- 3.5V/µs
- Gain Bandwidth Product:
- 1 MHz
- -3db Bandwidth:
- -
- Current - Input Bias:
- 30 pA
- Voltage - Input Offset:
- 3 mV
- Current - Supply:
- 200µA (x4 Channels)
- Current - Output / Channel:
- 20 mA
- Voltage - Supply Span (Min):
- 10 V
- Voltage - Supply Span (Max):
- 30 V
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- 14-PDIP
TL064ACN FAQ
1.How can I place an order for TL064ACN through Aetrix?
Please submit a Request for Quotation (RFQ) for TL064ACN on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for TL064ACN reliable?
The price and inventory of TL064ACN are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TL064ACN is usually 5 days.
3.What payment methods are accepted for TL064ACN?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TL064ACN transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TL064ACN?
TL064ACN orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TL064ACN order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for TL064ACN?
For technical support, including TL064ACN datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TL064ACN requirements.
6.How does Aetrix verify that TL064ACN is sourced from the original manufacturer or authorized distributors?
All TL064ACN products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that TL064ACN meets industry standards.
7.What is the process for return or replacement of TL064ACN?
All TL064ACN units undergo pre-shipment inspection (PSI). If there is an issue with TL064ACN, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The TL064ACN part is unused and in its original packaging.
Return procedure for TL064ACN:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TL064ACN Tags
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LM358DT
STMicroelectronics
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LM358DR
Texas Instruments
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LM2904DR
Texas Instruments
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LM358ADR
Texas Instruments
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LM2904DGKR
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MCP6006T-E/OT
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MCP6006UT-E/OT
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LM324PWR
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LM2902PWR
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LM2902DR
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LM358P
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