# Crystal, 7.3728 MHz, 20 ppm, 100 ppm, 18 pF

![Product image](https://novapart.co/image/farnell:1611774/)

**URL**: https://novapart.co/products/AB-7.3728MHZ-B2/crystal-73728-mhz-20-ppm-100-18-pf
**SKU**: AB-7.3728MHZ-B2
**Manufacturer**: ABRACON
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.6010
**Stock**: 10+
**Lead Time**: 78 days (indicative)

## Description

Frequency Nom:7.3728MHz; Crystal Case:Through Hole, 11.5mm x 5mm; Frequency Stability + / -:100ppm; Load Capacitance:18pF; Frequency Tolerance + / -:20ppm; Product Range:-; Operating Te

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| No. Of Pins | 2Pins |
| Frequency Nom | 7.3728MHz |
| Product Range | - |
| Crystal Mounting | Through Hole |
| Load Capacitance | 18pF |
| Crystal Frequency | 7.3728MHz |
| Crystal Case / Package | Through Hole, 11.5mm x 5mm |
| Frequency Stability + / - | 100ppm |
| Frequency Tolerance + / - | 20ppm |
| Operating Temperature Max | 70°C |
| Operating Temperature Min | -20°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1611774/)

**HC49/U CRYSTAL** AB **Pb[ RoHS/RoHS II Compliant ]** — S) **11.5 x 5.0 x 13.46mm** | | | | | | | | | | | | | | | | 

## **Moisture Sensitivity Level (MSL) – This product is not Moisture Sensitive - MSL = 1** 

- High precision availability 

- Resistance welded 

- Ideal for large pullability application 

• Wide frequency range 

- CPU, Memory 

- Computer, printer 

- Data communication (1MHz) 

- Data input - output machine (1MHz) 

|**Parameters**<br>~~a~~|**Minimum**<br>tte<br>~~ss~~<br>|**Typical**<br>tte<br>~~ss~~<br>|**Maximum**<br>|**Units**<br>|**Notes**<br>|
|---|---|---|---|---|---|
|FrequencyRange<br>~~ee~~<br>~~a~~|1.8432<br>~~ee~~<br>~~ss~~<br>~~SSS~~|~~ee~~<br>~~ss~~<br>~~SSS~~|160.000<br>~~ee~~<br>~~SSS~~|MHz<br>~~ee~~<br>~~SSS~~|~~ee~~<br>~~SSS~~|
|Operation Mode<br>~~a ~~|Fundamental<br>~~ss~~<br>~~SSS~~||||1.8432MHz – 24.000MHz<br>~~SSS~~|
||3rdOvertone<br>~~ss~~<br>~~SSS~~<br>~~a~~||||24.01MHz – 66.00MHz<br>~~SSS~~<br>~~a~~|
||5thOvertone<br>~~ss~~<br>~~SSS~~<br>~~a~~||||66.01MHz – 122.00MHz<br>~~SSS~~<br>~~a~~|
||7thOvertone<br>~~ss~~<br> ~~SSS~~<br>~~a~~||||122.01MHz – 160.00MHz<br>~~SSS~~<br>~~a~~|
|OperatingTemperature<br> <br>~~sD~~|0<br> ~~SSS~~<br>~~sD~~<br>~~es~~|~~SSS~~<br>~~sD~~|+70<br>~~SSS~~<br>~~OO~~|ºC<br>~~SSS~~<br>~~OO~~|See options<br>~~SSS~~<br>~~OO~~|
|Storage Temperature<br>~~rs~~|-55<br>~~rs~~<br>~~es~~|~~rs~~|+125<br>~~rs~~|ºC<br>~~rs~~|~~rs~~|
|FrequencyTolerance@+25°C<br>~~ss~~|-50<br>~~es~~<br>~~ss~~||+50<br>~~OO~~|ppm<br>~~OO~~|See options<br>~~OO~~|
|Frequency Stability over the<br>operating  temperature ( ref. to<br>+25°C)|-100||+100|ppm|See options|
|Equivalent series resistance(R1)<br>~~a~~|See table 1 below|||Ω||
|Shunt capacitance(C0)<br>~~a~~|~~sD~~|~~sD~~|7|pF||
|Load capacitance(CL)<br>~~ss~~<br>~~es~~|~~ss~~|18<br>~~ss~~<br>~~OO~~|~~ss~~<br>~~OO~~|pF<br>~~ss~~<br>~~OO~~|See options<br>~~ss~~<br>~~OO~~|
|le<br>v<br>e<br>L<br>e<br>vir<br>D<br>~~es~~||0<br>0<br>1<br>~~OO~~|0<br>0<br>0<br>1<br>~~OO~~|W<br>µ<br>~~OO~~|~~OO~~|
|Aging@25°C±3°C<br>~~es~~<br>~~sO~~<br>~~es~~|~~sO~~|~~OO~~<br>~~sO~~<br>~~OO~~|±5<br>~~OO~~<br>~~sO~~<br>~~OO~~|ppm<br>~~OO~~<br>~~sO~~<br>~~OO~~|Firstyear<br>~~OO~~<br>~~sO~~<br>~~OO~~|
|Insulation Resistance<br>~~es~~|500|~~OO~~|~~OO~~|M Ω<br>~~OO~~|@100Vdc±15V<br>~~OO~~|
|Drive level dependency (DLD),<br>minimum 7 points tested: from<br>1µW to 500µW.<br>~~es~~|Change in frequency (Maximum - Minimum) over<br>DLD range < ±10ppm;<br>Change in ESR (Maximum - Minimum) over DLD<br>range < 25% of Max ESR value;<br>Maximum ESR over DLD range < Max ESR value.<br>~~OO~~||||~~OO~~|



## **Table 1** 

|**FREQUENCY (MHz)**|**Operation Mode**|**ESR (Ω) max**|
|---|---|---|
|1.8432-1.999|HC49/U<br>Fundamental|750|
|9<br>9<br>3.2<br>-<br>0<br>0<br>0.2||0<br>5<br>5|
|9<br>9<br>9.2<br>-<br>0<br>0<br>4.2||0<br>5<br>3|
|9<br>9<br>6.3<br>-<br>0<br>0<br>0.3||0<br>0<br>2|
|9<br>9<br>1.4<br>-<br>0<br>0<br>7.3||0<br>0<br>1|
|9<br>9<br>8.4<br>-<br>0<br>0<br>2.4||0<br>7|
|9<br>9<br>9.5<br>-<br>0<br>0<br>9.4||0<br>5|
|9<br>9<br>9.7<br>-<br>0<br>0<br>0.6||0<br>4|
|9<br>9<br>9.9<br>-<br>0<br>0<br>0.8||5<br>3|
|9<br>9<br>4.2<br>1<br>-<br>0<br>0<br>0.0<br>1||0<br>3|
|0<br>0.0<br>5<br>-<br>0<br>5.2<br>1||5<br>2|
|24.00-66.00|HC49/U(3rd OT)|40|
|66.01-122.00|HC49/U(5th OT)|80|
|122.01-160.00|HC49/U(7th OT)|120|



Visit www.abracon.com for Terms & Conditions of Sale 

30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com 

**Revised: 07.09.14** 

**ABRACON IS** ISO 9001 / QS 9000ISO 9001:2008 **CERTIFIED** ey 

**HC49/U CRYSTAL** 

AB **Pb[ RoHS/RoHS II Compliant ]** = **11.5 x 5.0 x 13.46mm** | | | | | | | | | | | | | | | **OPTIONS AND PART IDENTIFICATION:** (Left blank if standard) AB -                MHz -     -           -              -     -     -      - **Packaging** T:  Tape & Reel **Quality Factor*** Frequency in MHz** Minimum Please specify the frequency QXXXk Value in xx.xxxxMHz. e.g. 14.3181MHz **Value Added** I Insulator Tab **Load Capacitance (pF)** V Vinyl Sleeve Trimmed leads Please specify CL QXX See Table 2 (Minimum 10pF)  in pF or S for series MJ Metal jacket **Custom ESR if other Operation Mode than standard** F Fund. AT > 24MHz R□ FB Fund. BT>24MHz □: Specify a value in Ω ~~—~~ O 3[rd] ~~—~~ OT>66MHz ~~—~~ (e.g.: R40) **Freq. Stability** Options for AT- **Operating Temp. Freq. Tolerance** Cut only *** *** NOTE: AB:: -2 -100°°CC ~ + ~ +7060°°CC 17:: ± 1 ± 105 ppppm m UG: ****** ± 1: ± 150ppppm m ppm maxat -10 to +60C onlyfor BT cut. :Frequency Stability ±100 N:DC:: - - -430300°°°CCC ~ + ~ + ~ +708585°°°CCC 23:4:: ± 2 ± 2 ± 3005 ppppppm m m W:XY:: ± 2 ±  ± 23005 ppppppm m m ********* accompanied by a k value : -10 to +60C only. : Quality factor must be H: ± 35 ppm ~~==E~~ Z: ± 50 ppm **Table 2 CODES TRIMMED L in(mm)** Q45 0.45 (11.43) Q40 0.40 (10.16) NOTE:  Use appropriate code numbers for Q35 0.35 (8.89) other trimmed lengths not listed. Q30 0.30 (7.62) (e.g. Q14 for 0.14 inch (3.55 mm)) Q25 0.25 (6.35) Q20 0.20 (5.08) Q15 0.15 (3.81) Q10 0.10 (2.54) ~~=~~ Q115 0.115 (2.92) 

**Revised: 07.09.14** 

Visit www.abracon.com for Terms & Conditions of Sale 

**ABRACON IS** ISO 9001 / QS 9000ISO 9001:2008 **CERTIFIED** 

30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com 

**Pb[ RoHS/RoHS II Compliant ]** ) Th! **11.5 x 5.0 x 13.46mm** i | | | | | | | | | | | | | | | 

## **HC49/U CRYSTAL** AB (com 

**==> picture [452 x 56] intentionally omitted <==**

**----- Start of picture text -----**<br>
ka OUTLINE DRAWING: tte<br>Insulator Tab<br>For Option I<br>**----- End of picture text -----**<br>


**Vinyl Sleeve** 

For Option V 

**Dimensions: inch (mm)** 

**Revised: 07.09.14** 

Visit www.abracon.com for Terms & Conditions of Sale 

**ABRACON IS** ISO 9001 / QS 9000ISO 9001:2008 **CERTIFIED** ee 

30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com 

AB 

**11.5 x 5.0 x 13.46mm** | | | | | | | | | | | | | | | 

## **HC49/U CRYSTAL** 

**==> picture [162 x 12] intentionally omitted <==**

**----- Start of picture text -----**<br>
Pb  [ RoHS/RoHS II Compliant ]<br>**----- End of picture text -----**<br>


**==> picture [272 x 194] intentionally omitted <==**

**----- Start of picture text -----**<br>
kag OUTLINE DIMENSION CONTD... 8=—es<(<br>Metal Jacket Formed Leads<br>ToL<br>BC For Option MJ   4<br>49<br>T  1,000 pcs/reel<br>**----- End of picture text -----**<br>


**==> picture [90 x 9] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dimensions: mm<br>**----- End of picture text -----**<br>


## xy **TAPE & REEL:** 

## **T: 1,000 pcs/reel** 

**==> picture [88 x 10] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dimensions: mm<br>**----- End of picture text -----**<br>


**ATTENTION:** Abracon Corporation’s products are COTS – Commercial-Off-The-Shelf products; suitable for Commercial, Industrial and, where designated, Automotive Applications.  Abracon’s products are not specifically designed for Military, Aviation, Aerospace, Life-dependant Medical applications or any application requiring high reliability where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme operating environment, written consent and authorization from Abracon Corporation is required. Please contact Abracon Corporation for more information. 

**Revised: 07.09.14** 

Visit www.abracon.com for Terms & Conditions of Sale 

**ABRACON IS** ISO 9001 / QS 9000ISO 9001:2008 **CERTIFIED** ee 

30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com 



## Links

- [View this product on Novapart](https://novapart.co/products/AB-7.3728MHZ-B2/crystal-73728-mhz-20-ppm-100-18-pf)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/abracon/ab-7-3728mhz-b2/crystal-7-3728m-18pf-cl-hc49-u/dp/1611774)
---

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