LT1720IMS8#TRPBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
The LT1720IMS8#TRPBF is a dual high-speed voltage comparator from Analog Devices operating on 3V or 5V single supply. It delivers 7 ns propagation delay with push-pull output and maximum 4.5 mV input offset voltage. Available in an 8-lead MSOP package in tape-and-reel format with RoHS-compliant PBF finish.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LT1720IMS8#TRPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.6375(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual comparator with 7 ns propagation delay enabling high-speed signal detection and zero-crossing applications
- 3V or 5V single-supply operation simplifies power rail design in mixed-voltage embedded systems
- Push-pull output directly drives logic gates without pull-up resistors, reducing BOM count
- Maximum 4.5 mV input offset voltage for accurate threshold comparison in precision detection circuits
Applications
The LT1720IMS8#TRPBF is used in high-speed signal detection, line receiver circuits, and pulse width measurement systems where 7 ns response time is critical. Its dual comparator channels and push-pull outputs enable direct interfacing to CMOS and TTL logic in 3V and 5V systems without external pull-up resistors. It is also applied in motor current sensing, crystal oscillator circuits, and zero-crossing detectors in power conversion and communications equipment.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1660 |
| YTEOL | 10 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 6 µA |
| Input Offset Voltage-Max | 4500 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Output Type | PUSH-PULL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 7ns |
| Supply Current-Max | 14mA |
| Supply Voltage Limit-Max | 7V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LT1720IMS8#TRPBF:
Frequently Asked Questions
What propagation delay and supply voltage does the LT1720IMS8#TRPBF provide?
The LT1720IMS8#TRPBF achieves a propagation delay of 7 ns, making it one of the faster dual comparators available for 3V or 5V single-supply designs. This speed allows reliable detection of high-frequency signals and precise pulse-edge timing in applications such as zero-crossing detectors, clock recovery, and line receivers operating at frequencies above 10 MHz.
How does the push-pull output of the LT1720IMS8#TRPBF simplify logic interfacing?
Unlike open-collector comparators that require an external pull-up resistor, the push-pull output of the LT1720IMS8#TRPBF actively drives both logic high and logic low states. This eliminates the need for pull-up resistors and reduces propagation delay at the output stage, simplifying PCB layout and enabling direct connection to 3.3V or 5V CMOS logic inputs without additional components.
Which high-speed analog comparison applications benefit from the LT1720IMS8#TRPBF?
This device is well suited for motor current peak detection, PWM signal monitoring, crystal oscillator startup circuits, and high-speed analog-to-digital conversion front ends requiring 7 ns response time. The dual channel configuration allows simultaneous monitoring of 2 independent threshold comparisons within a single 8-lead MSOP, reducing board area in space-constrained designs.
What is the input offset voltage specification of the LT1720IMS8#TRPBF and how does it affect threshold accuracy?
The LT1720IMS8#TRPBF has a maximum input offset voltage of 4.5 mV (4500 µV), which defines the minimum detectable voltage difference between the two inputs. In precision threshold detection circuits, this offset limits accuracy at very small signal swings. For applications requiring sub-1 mV threshold accuracy, a precision comparator with offset below 1 mV such as the LT6700 series should be considered instead.
Related Guides
How to Choose a BAS70 Schottky Diode for Signal Clamping: Selection Guide
A practical BAS70KFILM and BAS70-family Schottky diode selection guide for signal clamping, RF detection, leakage, and topology choices.
Jul 4, 2026
AMC1202DWVR Design Guide for Isolated Current Sensing
Practical AMC1202DWVR design guide covering shunt sizing, isolation layout, input filtering, ADC scaling, and sourcing choices.
Jul 4, 2026
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
More from Analog Devices
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $12.0000 | $12.00 |
| 19+ | $8.1000 | $153.90 |
| 20+ | $7.2000 | $144.00 |
| 35+ | $7.0080 | $245.28 |
| 100+ | $6.7200 | $672.00 |
| 250+ | $6.6375 | $1659.38 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”