LTC1799HS5

Name: LTC1799HS5
Rating: 4.5 (10 reviews)

LTC1799 - 1kHz to 33MHz Resistor Set SOT-23 Oscillator; Package: SOT; Pins: 5; Temperature Range: -40°C to 125°C

3,296 Effective Inventory

LTC1799HS5

Effective Inventory3,296

LTC1799 - 1kHz to 33MHz Resistor Set SOT-23 Oscillator; Package: SOT; Pins: 5; Temperature Range: -40°C to 125°C

Manufacturer Part # : LTC1799HS5
Package/Case: SOT-23
Brand: Analog Devices
Product Categories : Programmable Timers and Oscillators

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LTC1799HS5 DataSheet

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Details

The LTC®1799 is a precision oscillator that is easy to use and occupies very little PC board space. The oscillator frequency is programmed by a single external resistor (RSET). The LTC1799 has been designed for high accuracy operation (≤1.5% frequency error) without the need for external trim components.FeaturesOne External Resistor Sets the FrequencyFast Start-Up Time: <1ms1kHz to 33MHz Frequency RangeFrequency Error ≤1.5% 5kHz to 20MHz (TA = 25°C)Frequency Error ≤2% 5kHz to 20MHz (TA = 0°C to 70°C)±40ppm/°C Temperature Stability0.05%/V Supply Stability50% ±1% Duty Cycle 1kHz to 2MHz50% ±5% Duty Cycle 2MHz to 20MHz1mA Typical Supply Current100Ω CMOS Output DriverOperates from a Single 2.7V to 5.5V SupplyLow Profile (1mm) SOT-23 (ThinSOT™ Package)ApplicationsLow Cost Precision OscillatorCharge Pump DriverSwitching Power Supply Clock ReferenceClocking Switched Capacitor FiltersFixed Crystal Oscillator ReplacementCeramic Oscillator ReplacementSmall Footprint Replacement for Econ Oscillators

Key Features

One External Resistor Sets the Frequency
Fast Start-Up Time: <1ms
1kHz to 33MHz Frequency Range
Frequency Error ≤1.5% 5kHz to 20MHz (TA = 25°C)
Frequency Error ≤2% 5kHz to 20MHz (TA = 0°C to 70°C)
±40ppm/°C Temperature Stability
0.05%/V Supply Stability
50% ±1% Duty Cycle 1kHz to 2MHz
50% ±5% Duty Cycle 2MHz to 20MHz
1mA Typical Supply Current
100Ω CMOS Output Driver
Operates from a Single 2.7V to 5.5V Supply
Low Profile (1mm) SOT-23 (ThinSOT™ Package)

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Rohs Code	No	Part Life Cycle Code	Transferred
Part Package Code	SOT	Pin Count !	5
Reach Compliance Code	not_compliant	HTS Code !	8542.39.00.01
Analog IC - Other Type	ANALOG CIRCUIT	JESD-30 Code	R-PDSO-G5
JESD-609 Code	e0	Length	2.95 mm
Moisture Sensitivity Level	1	Number of Functions	1
Number of Terminals	5	Operating Temperature-Max	125 °C
Operating Temperature-Min	-40 °C	Package Body Material	PLASTIC/EPOXY
Package Code	VSSOP	Package Equivalence Code	TSOP5/6,.11,37
Package Shape	RECTANGULAR	Package Style	SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH
Power Supplies !	3/5 V	Qualification Status !	Not Qualified
Seated Height-Max	1 mm	Supply Current-Max (Isup)	2.4 mA
Supply Voltage-Max (Vsup)	5.5 V	Supply Voltage-Min (Vsup)	2.7 V
Supply Voltage-Nom (Vsup)	3 V	Surface Mount !	YES
Technology	CMOS	Temperature Grade !	AUTOMOTIVE
Terminal Finish	TIN LEAD	Terminal Form !	GULL WING
Terminal Pitch !	0.95 mm	Terminal Position	DUAL
Width	1.625 mm

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LTC1799HS5 PDF Download

FAQs

What is LTC1799HS5?

The LTC1799HS5 is a precision oscillator module designed by Linear Technology (LTC) and is now a part of Analog Devices. It is a highly accurate, low frequency oscillator suitable for applications requiring precise timing references, such as clock generation, frequency synthesis, and timing circuits.

How Does LTC1799HS5 Work?

The LTC1799HS5 operates as a precision oscillator providing a stable and accurate output frequency. It utilizes an external resistor and capacitor to set the oscillation frequency, offering flexibility in frequency selection. The module features low phase noise and low harmonic distortion, making it suitable for high-performance timing applications.

How Many Pins does LTC1799HS5 have and What are the Functions of the Pinout Configuration?

The LTC1799HS5 is housed in a 5-lead SOT-23 package. The pinout configuration includes:

SHDN: Shutdown control pin.
GND: Ground pin.
FREQ: Frequency setting pin.
VCC: Power supply pin.
OUT: Output pin for the oscillator signal.

What are the Pros and Cons of LTC1799HS5?

Pros:

Precision: Provides highly accurate and stable oscillator frequencies.
Low Phase Noise: Offers low phase noise performance for high-quality clock signals.
Flexibility: External resistors and capacitors allow for flexible frequency selection.
Low Power Consumption: Operates with low power, suitable for battery-powered applications.
Compact Package: The SOT-23 package is space-efficient and suitable for compact designs.

Cons:

Frequency Range: Limited to low frequency applications.
External Components: Requires external components for frequency setting and power supply decoupling.

Are There Any Equivalents/Alternatives to LTC1799HS5 for Recommendation?

The Si570 from Silicon Labs is an alternative precision oscillator module with a broader frequency range and additional features.
Other alternatives to the LTC1799HS5 include the MAX7375 from Maxim Integrated and the SG7050CAN from Epson.

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LTC1799HS5

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