# Crystal, QT1M Series, 32.768 kHz, 20 ppm, 7 pF
**URL**: https://novapart.co/products/QT1M-32.768KDZY-T/crystal-qt1m-series-32768-khz-20-ppm-7-pf
**SKU**: QT1M-32.768KDZY-T
**Manufacturer**: TXC
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.2980
**Stock**: 1000+
**Lead Time**: 134 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (20-Jun-2016) |
| Frequency Nom | 32.768kHz |
| Product Range | QT1M Series |
| Load Capacitance | 7pF |
| Crystal Frequency | 32.768kHz |
| Crystal Case / Package | SMD, 6.9mm x 1.4mm |
| Frequency Stability + / - | - |
| Frequency Tolerance + / - | 20ppm |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:4326429RL/)
## **QT1M kHz Crystal**
## **Fuel The Digital World**
## **Features**
- Frequency range : 32.768 kHz
- SMD : Plastic package
## **Applications**
- Small mobile devices Consumer products
- External dimensions (mm) L : 6.9 x W : 1.4 x H : 1.4
- RoHS compliant
- Contains Pb, exempted by RoHS directive
## **Electrical Characteristics**
**Item Symbol QT1M Conditions** ~~eeee ee ee~~ Nominal Frequency f0 32.768 kHz ~~eeee es~~ Frequency Tolerance ∆f/f0 ±20 ppm at 25°C ~~eee P~~ ~~**e**~~ Load Capacitance CL 7pF, 9pF, 12.5pF ~~eeee es~~ Operating Temperature Range TOTR -40°C ~ +85°C ~~eee P~~ ~~**e**~~ Storage Temperature Range TSTR -55°C ~ +125°C ~~eeee es~~ Turnover Temperature TM 25°C ± 5°C ~~eee P~~ ~~**e** e~~ Temperature Coefficient ~~ee~~ β -0.04 ~~**e**~~ ppm/°C[2] Max. ~~s~~ Motional Capacitance C1 1.9 fF Typ. ~~eGe P~~ ~~**e**~~ Motional Resistance (ESR) R1 65 kΩ Max. at 25°C ~~eeee ee~~ Drive Level DL 1 μW Max. ~~eGe P~~ ~~**e**~~ Aging ∆f/f0 ±3 ppm Max. at 25°C ± 3°C,first year ~~eeee ee~~ Shunt Capacitance C0 0.8 pF Typ. ~~eee P~~ ~~**e**~~
## **Dimensions**
**==> picture [358 x 156] intentionally omitted <==**
**----- Start of picture text -----**
Internal Connection
The tilted cut is the INDEX MARK.
— Do not connect pin2 & pin3 to
5
external device.
|
i lal
|
0.85 06
=r0.2 ig 383 lf,
4 3 (Unit: mm)
**----- End of picture text -----**
**Rev. 1.03**
**Page 1**
**www.qstproducts.com**
**QT1M kHz Crystal**
**Fuel The Digital World**
## **Ordering Information**
**==> picture [365 x 358] intentionally omitted <==**
**----- Start of picture text -----**
- - -
QT1M 32.768K D Z F T
Frequency Tolerance (at 25 ° C) Packaging Method
D ± 20 ppm T Tape & Reel
Load Capacitance
Frequency Stability (over Temp.) Y 7 pF
C 9 pF
Z Standard for kHz F 12.5 pF
4.0+0.] 01.5 "3! 3 0. 30. 05,
! | “4 ! \ = i
2 a 7
+i pari
i A A =|
i ed| | {{} ti| t . _|
PIN 1 INDEX MARK\ Ke| 1|s0+011 2.0+0.' 1 ¢1.0 3! | 1.4+0.1
1.5540.05 Section B-B
Sectionrp A-A elos =a A
(Unit: mm) ol / |
**----- End of picture text -----**
## **Packing**
## **Reflow Profile**
Total time : Max. 200 sec. Solder melting point : 220 °
**Rev. 1.03**
**Page 2**
**www.qstproducts.com**
## Links
- [View this product on Novapart](https://novapart.co/products/QT1M-32.768KDZY-T/crystal-qt1m-series-32768-khz-20-ppm-7-pf)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/txc/qt1m-32-768kdzy-t/xtal-32-768khz-7pf-smd-6-9mm-x/dp/4326429RL)
---
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