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DSC8001BI2
Microchip Technology
MEMS OSC PROG BLANK 1MHZ-150MHZ
1491 Pcs New Original In Stock
XO (Standard) CMOS 1 MHz ~ 150 MHz Programmable Oscillator 1.8V ~ 3.3V Standby 4-SMD, No Lead
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5.0 / 5.0
- (62 Ratings)
DSC8001BI2
Product Overview
1320402
DiGi Electronics Part Number
DSC8001BI2-DGManufacturer
Microchip Technology
DSC8001BI2
Description
MEMS OSC PROG BLANK 1MHZ-150MHZInventory
1491 Pcs New Original In Stock
XO (Standard) CMOS 1 MHz ~ 150 MHz Programmable Oscillator 1.8V ~ 3.3V Standby 4-SMD, No Lead
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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DSC8001BI2 Technical Specifications
Category
Programmable Oscillators
Packaging
Tube
Series
DSC8001
Product Status
Active
Base Resonator
MEMS
Type
XO (Standard)
Programmable Type
Blank (User Must Program)
Available Frequency Range
1 MHz ~ 150 MHz
Function
Standby
Output
CMOS
Voltage - Supply
1.8V ~ 3.3V
Frequency Stability
-
Frequency Stability (Total)
±25ppm
Operating Temperature
-40°C ~ 85°C
Spread Spectrum Bandwidth
-
Current - Supply (Max)
12.2mA
Ratings
AEC-Q100
Mounting Type
Surface Mount
Package / Case
4-SMD, No Lead
Size / Dimension
0.197" L x 0.126" W (5.00mm x 3.20mm)
Height - Seated (Max)
0.035" (0.90mm)
Current - Supply (Disable) (Max)
15 µA
Base Product Number
DSC8001
Datasheet & Documents
HTML Datasheet
DSC8001BI2-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
576-4658
Standard Package
72
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
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de desembre 02, 2025
Pricing at DiGi Electronics is straightforward, with no surprises.
de desembre 02, 2025
DiGi Electronics is my first choice, thanks to their excellent prices and service.
de desembre 02, 2025
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de desembre 02, 2025
High-quality products from DiGi Electronics have upgraded my DIY capabilities and made projects more enjoyable.
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Frequently Asked Questions (FAQ)
What are the key reliability and qualification advantages of the DSC8001BI2 MEMS oscillator over traditional quartz-based XOs when designing for automotive or industrial environments?
The DSC8001BI2 offers superior reliability in harsh environments due to its MEMS-based resonator, which is inherently more resistant to shock, vibration, and temperature cycling compared to fragile quartz crystals. It is AEC-Q100 qualified, making it suitable for automotive applications where long-term stability and durability under extreme conditions are critical. Unlike many quartz oscillators that degrade under mechanical stress, the DSC8001BI2 maintains ±25ppm total frequency stability across its full operating range (-40°C to 85°C), reducing the risk of timing drift in mission-critical systems. This makes it a robust choice for engine control units, ADAS, or industrial automation where failure is not an option.
Can the DSC8001BI2 be used as a drop-in replacement for a TXC 7A series quartz oscillator (e.g., 7A-33.333MAAJ-T) in a 3.3V CMOS clocking application, and what design considerations should I evaluate before making the switch?
Yes, the DSC8001BI2 can serve as a functional replacement for the TXC 7A-33.333MAAJ-T in a 3.3V CMOS system, but several design factors must be verified. First, ensure your system supports programmable oscillators, as the DSC8001BI2 ships unprogrammed and requires configuration via Microchip’s ClockWorks software and a programmer. Second, while both parts offer similar frequency stability (±25ppm vs. ±30ppm for the 7A series), the DSC8001BI2’s lower supply current (12.2mA max vs. ~15mA for TXC) may improve power efficiency. However, confirm that your PCB layout accommodates the smaller 5.00mm x 3.20mm 4-SMD package and that standby functionality is properly controlled via the OE pin to avoid unintended power states.
How does the standby current of the DSC8001BI2 compare to other low-power programmable oscillators like the Si545 from Skyworks, and what impact does this have on battery-powered IoT edge devices?
The DSC8001BI2 draws a maximum of 15 µA in standby mode, which is competitive but slightly higher than the Si545’s typical 10 µA shutdown current. For battery-powered IoT devices requiring ultra-low sleep-mode consumption, this difference could translate to reduced operational lifespan if the oscillator spends significant time in standby. However, the DSC8001BI2 compensates with faster wake-up time and better jitter performance. If your design prioritizes rapid state transitions and timing precision over marginal power savings, the DSC8001BI2 remains a strong candidate—just ensure power management logic actively disables the device during deep sleep to leverage its low disable current effectively.
What programming and inventory risks should I consider when designing with the DSC8001BI2, given that it ships as a blank device requiring field or factory programming?
Designing with the DSC8001BI2 introduces supply chain and production risks due to its blank (unprogrammed) state. Unlike pre-programmed alternatives (e.g., ECS-2520MVQ), you must integrate a programming step—either at the OEM using Microchip’s ClockBuilder Pro and a programming fixture or via a distributor with value-added services. This adds complexity to BOM management and increases lead time if last-minute frequency changes occur. To mitigate risk, pre-program common frequencies during procurement or maintain a small stock of pre-configured units. Additionally, ensure firmware or hardware validation includes clock signal verification post-programming, as incorrect settings can lead to system boot failures or communication errors.
Is the DSC8001BI2 suitable for replacing a legacy crystal oscillator in a high-noise digital system with tight timing margins, and how does its phase noise and jitter performance compare to fixed-frequency MEMS alternatives?
The DSC8001BI2 is well-suited for replacing legacy crystal oscillators in high-noise digital systems, offering better immunity to board-level noise due to its integrated CMOS output stage and absence of external load capacitors. While it exhibits slightly higher phase noise than premium fixed-frequency MEMS oscillators like the SiT8208, its total jitter remains within acceptable limits for most 100BASE-TX, PCIe Gen1/2, and industrial UART/SPI applications. The key advantage is flexibility—you can tune frequency on-demand without changing BOM or layout. For systems with strict jitter budgets, perform signal integrity simulations using IBIS models from Microchip and consider adding local decoupling (100nF + 1µF) near the VDD pin to minimize supply-induced noise.
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