TL7700ACDR Tech Specifications
Texas Instruments - TL7700ACDR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL7700ACDR

Product Attribute	Attribute Value
Part Number	TL7700ACDR
Package	DAC91001
Description	DAC91001
Stock Condition	Get 16380 pcs available quantity at Allelco
Payment	PayPal / TT / Credit Card / Western Union
Allelco Certifications	ESD / ISO 9001 / ISO 13485 / ISO 28000

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
RoHs Status	-
Warranty	100% Perfect Functions
Transport port	Hong Kong
Shipping by	DHL / FedEx / UPS / TNT / SF Express
RFQ Email	info@allelco.com

Frequently Asked Questions(FAQ)

How does the TL7700ACDR's operating temperature range affect its reliability in automotive-grade power supply designs?: The TL7700ACDR supports an extended commercial temperature range of –40°C to +85°C, which aligns with standard industrial and consumer electronics requirements. While this range covers many embedded applications, it falls short of AEC-Q100 Grade 1 qualification for harsh automotive environments requiring operation from –40°C to +125°C. Designers targeting automotive systems should verify thermal derating curves and consider additional heatsinking or thermal management strategies when ambient temperatures exceed 70°C.

What input voltage thresholds and hysteresis levels does the TL7700ACDR provide, and how do they influence brownout protection accuracy?: The TL7700ACDR features a precision bandgap reference-based comparator with typical threshold voltages around 3.3 V (adjustable via external resistors), offering ±2% initial accuracy. Its built-in hysteresis is approximately 10 mV under typical conditions, helping prevent oscillation near the trip point during rapid load transients. This level of hysteresis is suitable for most non-critical monitoring tasks but may require external feedback networks in applications demanding tighter noise immunity or faster response to marginal voltage dips.

Can the TL7700ACDR be used as a substitute for dedicated reset ICs like the TPS3809 in low-power microcontrollers?: While both devices serve similar supervisory functions, the TL7700ACDR lacks the integrated reset pulse generation circuitry found in dedicated reset controllers such as the TPS3809. Instead, it provides only open-drain output logic that requires an external pull-up resistor and additional RC timing network to generate a valid reset signal. For microcontroller applications requiring clean, glitch-free resets under all operating conditions, a purpose-built supervisor IC typically offers better reliability and lower system BOM cost.

How does package thermal performance impact the TL7700ACDR’s performance in densely populated PCBs?: As an SOP-8 package with limited exposed thermal pad options, the TL7700ACDR exhibits moderate junction-to-ambient thermal resistance (typically 120°C/W). In high-ambient-temperature environments or when multiple power stages share a PCB area, localized heating could affect propagation delay and offset voltage stability. Engineers should maintain adequate copper pour and spacing around the device, especially if operating near the upper end of the specified temperature range.

What are the key differences between the TL7700ACDR and the TL7700ADR variant in terms of electrical characteristics?: Both variants share identical pinouts and functional behavior, but the TL7700ACDR is specified for commercial temperature ranges (–40°C to +85°C), whereas the TL7700ADR targets industrial ranges extending to +125°C. The suffix “C” denotes commercial grade; “D” indicates industrial grade. Selection depends on environmental constraints rather than core performance parameters, so design margins must account for potential variations in leakage current and propagation delay at elevated temperatures.

Is it feasible to cascade multiple TL7700ACDR devices for multi-stage undervoltage detection?: Cascading is technically possible by connecting the output of one TL7700ACDR to the enable input of another, though the device lacks a dedicated enable pin—only a standard open-drain output. Without careful attention to rise times and loading effects, signal integrity issues may arise. Moreover, cumulative tolerance stack-up across multiple comparators can degrade overall detection accuracy. For critical systems, a single high-precision supervisor with programmable thresholds is generally preferred over discrete cascaded solutions.

How should decoupling be implemented for the TL7700ACDR to ensure stable operation during transient events?: A 0.1 µF ceramic capacitor placed within 1 mm of the VCC pin is recommended to suppress high-frequency noise and stabilize the internal bias currents. Given the device’s modest supply current (~300 µA max), bulk capacitance beyond this value provides minimal benefit. Avoid placing decoupling capacitors far from the IC, as trace inductance can compromise effectiveness during fast supply sags common in switching regulator outputs.

What role does the TL7700ACDR play in protecting battery-powered devices during deep discharge conditions?: The TL7700ACDR monitors the supply rail and asserts an active-low signal when voltage drops below its programmed threshold. When paired with a MOSFET switch or load disconnect circuit, it prevents undervoltage operation that could cause data corruption or excessive quiescent drain. However, because it draws continuous current (typically 300 µA), designers must balance protection needs against overall battery life—especially in coin-cell or single-cell Li-ion applications where every microamp matters.

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Customer Reviews

Evaluation: 10 Articles

Emil***rperTech

Jun 23, 2026

Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.
Liam***terTech

Jun 15, 2026

Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.
Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

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TL7700ACDR

Texas Instruments
32D-TL7700ACDR

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TL7700ACDR - Texas Instruments

Specifications

Frequently Asked Questions(FAQ)

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

Solid diode for power rectification. Works well in switching circuits.

Compact FPGA with good performance. Suitable for basic signal processing tasks.

Reliable I/O expander. Works well in embedded control applications.

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.