• Value add packaging not available; alternate packaging exists.
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All prices are in US dollars.
Digi-Key Part Number X721CT-ND
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Manufacturer Part Number


Description 45MHz Center 1.1 kOhm Monolithic Crystal Filter Surface Mount 2.5dB 30kHz
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)

When requested quantity exceeds displayed pricing table quantities, a lesser unit price may appear on your order.
You may submit a request for quotation on quantities which are greater than those displayed in the pricing table.

Datasheets ECS-38SMF
Product Photos ecs-38smf45a30
Product Training Modules Monolithic Crystal Filters
Catalog Drawings ECS-38SMF Series Top
ECS-38SMF Series Side
ECS-38SMF Series Footprint
Standard Package ? 1



Monolithic Crystals

Series ECS-38SMF
Packaging ? Cut Tape (CT)?
Frequency - Center 45MHz
Impedance 1.1 kOhm
Insertion Loss 2.5dB
Bandwidth 30kHz
Ripple 1dB
Number of Poles 2
Operating Temperature -30°C ~ 80°C
Mounting Type Surface Mount
Package / Case 8-SMD, No Lead (QFN, LCC)
Size / Dimension 0.150" L x 0.150" W (3.80mm x 3.80mm)
Height (Max) 0.047" (1.20mm)
Other Names ECS38SMF45A30
Alternate Package | This part is also available in the following packaging:
Digi-Key Part Number Manufacturer Part Number Manufacturer Packaging Quantity Available Unit Price Minimum Quantity
X721TR-ND ECS-38SMF45A30 ECS Inc. Tape & Reel (TR)? 500 - Immediate
11.20000 500

Tape & Reel, Cut Tape and Digi-Reels are all derived from the same manufacturer’s part number. Inventory from Tape & Reel is used to fulfill Cut Tape and Digi-Reel orders and will impact the total quantity available.

11:00:09 6/30/2016