# Oscillator, 40MHz, HCMOS, SMD, 7mm x 5mm, 3.3V, 100ppm, ECS-3953M-AU Series
**URL**: https://novapart.co/products/ECS-3953M-400-AU-TR/oscillator-40mhz-hcmos-smd-7mm-x-5mm-33v-100ppm
**SKU**: ECS-3953M-400-AU-TR
**Manufacturer**: ECS INC INTERNATIONAL
**Category**: Crystals & Oscillators || Oscillators || Standard Oscillators
**Price**: €1.0700
**Stock**: 500+
**Lead Time**: 78 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Frequency Nom | 40MHz |
| Product Range | ECS-3953M-AU Series |
| Supply Voltage Nom | 3.3V |
| Frequency Stability + / - | 100ppm |
| Operating Temperature Max | 125°C |
| Operating Temperature Min | -55°C |
| Oscillator Case / Package | SMD, 7mm x 5mm |
| Oscillator Output Compatibility | HCMOS |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:4350663RL/)
**Pb Free/RoHS Compliant**
J ae)
## **OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS**
|**PARAMETERS**
~~a~~|**CONDITIONS**|**ECS-3951M-AU (+5V)**|**ECS-3951M-AU (+5V)**|**ECS-3951M-AU (+5V)**|**ECS-3953M-AU (+3.3V)**|**ECS-3953M-AU (+3.3V)**|**ECS-3953M-AU (+3.3V)**|**UNITS**|
|---|---|---|---|---|---|---|---|---|
|||**MIN**|**TYP**
~~GC~~|**MAX**
~~GC~~|**MIN**|**TYP**|**MAX**||
|FrequencyRange
~~GG~~
~~a~~|~~GG~~
~~Ge~~|1.000
~~GG~~
~~GGG~~|~~GG~~
~~GC~~
~~GGG~~|106.25
~~GG~~
~~GC~~
~~GGG~~|1.000
~~GG~~
~~GGG~~|~~GG~~|200.000
~~GG~~|MHz
~~GG~~|
|OperatingTemperature
~~a~~|Standard
~~Ge~~|-55
~~GGG~~
~~GG~~|~~GC~~
~~GGG~~
~~GG~~|+125
~~GC~~
~~GGG~~
~~GO~~|-55
~~GGG~~
~~GO~~|~~GO~~|+125
~~GO~~|°C|
|Storage Temperature
~~sf~~|~~Ge~~
~~sf~~|-55
~~GGG~~
~~sf~~
~~GG~~|~~GGG~~
~~sf~~
~~GG~~
~~GCG~~|+125
~~GGG~~
~~sf~~
~~GO~~
~~GCG~~|-55
~~GGG~~
~~sf~~
~~GO~~
~~GCG~~|~~sf~~
~~GO~~
~~GCG~~|+125
~~sf~~
~~GO~~|°C
~~sf~~|
|SupplyVoltage
~~GG~~
~~po~~|VDD
~~GG~~
~~po~~|+4.5
~~GG~~
~~GG~~|+5.0
~~GG ~~
~~GG~~
~~GCG~~
~~GG~~|+5.5
~~GO~~
~~GG~~
~~GCG~~
~~GG~~|+2.97
~~GO ~~
~~GG~~
~~GCG~~
~~GG~~|+3.3
~~GO~~
~~GG~~
~~GCG~~|+3.63
~~GO~~
~~GG~~|VDC
~~GG~~|
|FrequencyStability*
~~GQ~~
~~po~~|Option A
~~GQ~~
~~po~~|~~GQ~~|~~GCG~~
~~GQ~~
~~GG~~|± 100
~~GCG~~
~~GQ~~
~~GG~~|~~GCG~~
~~GQ~~
~~GG~~|~~GCG~~
~~GQ~~|± 100
~~GQ~~|ppm
~~GQ~~|
|Input Current
~~po~~
~~po~~
~~po~~
~~po~~
~~po~~|1.000 to 34.999 MHz
~~po~~
~~po~~||~~GG~~|25
~~GG~~|~~GG~~||16|mA|
||35.000 to 60.000 MHz
~~po~~
~~po~~
~~po~~||~~GG~~|50
~~GG~~|~~GG~~||25|mA|
||60.001 to 99.999 MHz
~~po~~
~~po~~
~~po~~|||60|||40|mA|
||100.000 to 106.250 MHz
~~po~~
~~po~~|||80|||50|mA|
||106.251 to 200.000 MHz
~~po~~
~~po~~
~~po~~|~~po~~
~~GG~~|~~po~~
~~GG~~|~~po~~
~~GG~~|~~po~~
~~GG~~|~~po~~
~~(GO~~|50
~~po~~
~~(GO~~|mA
~~po~~|
|Output Symmetry
~~sf~~
~~po~~|@50% VDD level
~~po~~
~~sf~~
~~po~~|~~po~~
~~sf~~
~~GG~~|~~po~~
~~sf~~
~~GG~~|40/60
~~po~~
~~sf~~
~~GG~~|~~po~~
~~sf~~
~~GG~~|~~po~~
~~sf~~
~~(GO~~|40/60
~~po~~
~~sf~~
~~(GO~~|%
~~po~~
~~sf~~|
|Rise and Fall Times
~~sf~~
~~po~~
~~po~~|1.000 to 60.000 MHz
~~sf~~
~~po~~
~~po~~|~~sf~~
~~GG~~|~~sf~~
~~GG~~|10
~~sf~~
~~GG~~|~~sf~~
~~GG~~|~~sf~~
~~(GO~~|10
~~sf~~
~~(GO~~|ns
~~sf~~|
||60.001 to 99.999 MHz
~~po~~
~~po~~|~~GG~~|~~GG~~|5
~~GG~~|~~GG~~|~~(GO~~|5
~~(GO~~|ns|
||100.000 to 200.000 MHz
~~po~~
~~po~~|~~po~~|~~po~~|2.5
~~po~~
~~S~~|~~po~~
~~S~~|~~po~~|2.5
~~po~~|ns
~~po~~|
|"0" level
~~G~~
~~ee~~|VOL
~~po~~
~~G~~
|~~po~~
~~G~~~~**G**~~|~~po~~
~~**G**~~
~~QQ~~|10% VDD
~~po~~
~~**G**~~
~~S~~
~~QQ~~|~~po~~
~~**G**~~
~~S~~
~~QQ~~|~~po~~
~~**G**~~|10% VDD
~~po~~
~~**G**~~|VDC
~~po~~
~~**G**~~|
|"1" level
~~G~~
~~GQ~~
~~ee~~|VOH
~~G~~
~~GQ~~
~~Ge~~|90% VDD
~~G~~~~**G**~~
~~GQ~~
~~GGG~~|~~**G**~~
~~GQ~~
~~QQ~~
~~GGG~~|~~**G**~~
~~S~~
~~GQ~~
~~QQ~~
~~GGG~~|90% VDD
~~**G**~~
~~S~~
~~GQ~~
~~QQ~~
~~GGG~~|~~**G**~~
~~GQ~~|~~**G**~~
~~GQ~~|VDC
~~**G**~~
~~GQ~~|
|Output Load
~~GQ~~
~~ee~~
~~a~~|HCMOS
~~GQ~~
~~Ge~~|~~GQ~~
~~GGG~~|~~GQ~~
~~QQ~~
~~GGG~~
~~GC~~|30
~~GQ~~
~~QQ~~
~~GGG~~
~~GC~~|~~GQ~~
~~QQ~~
~~GGG~~
~~GC~~|~~GQ~~|15
~~GQ~~|pF
~~GQ~~|
|Startuptime
~~ee~~
~~GG~~
~~a~~|~~Ge~~
~~GG~~
~~Ge~~|~~GGG~~
~~GG~~
~~GGG~~|~~QQ~~
~~GGG~~
~~GG~~
~~GC~~
~~GGG~~|10
~~QQ~~
~~GGG~~
~~GG~~
~~GC~~
~~GGG~~|~~QQ~~
~~GGG~~
~~GG~~
~~GC~~
~~GGG~~|~~GG~~|10
~~GG~~|ms
~~GG~~|
|Disable delaytime
~~GG~~
~~a~~
~~Re~~|~~GG~~
~~Ge~~
|~~GG~~
~~GGG~~
|~~GG~~
~~GC~~
~~GGG~~
|100
~~GG~~
~~GC~~
~~GGG~~
~~GO~~
|~~GG~~
~~GC~~
~~GGG~~
~~GO~~
|~~GG~~
~~(QO~~|100
~~GG~~
~~(QO~~|ns
~~GG~~|
|Period Jitter
~~GG~~
~~Re~~|pk-pk
~~Ge~~
~~GG~~
~~GG~~|~~GGG~~
~~GG~~
~~GG~~|~~GGG~~
~~GG~~
~~GG~~|**100**
~~GGG~~
~~GG~~
~~GO~~
~~GG~~|~~GGG~~
~~GG~~
~~GO~~
~~GG~~|~~GG~~
~~(QO~~|100
~~GG~~
~~(QO~~|ps
~~GG~~|
|Period Jitter
~~Re~~|One Sigma
~~GG~~|~~GG~~
~~GGG~~|~~GG~~
~~GGG~~|25
~~GO~~
~~GG~~
~~GGG~~|~~GO~~
~~GG~~
~~GGG~~|~~(QO~~|25
~~(QO~~|ps|
|Aging
~~Re~~
~~Pe~~|at +25°C
~~GG~~
~~Pe~~|~~GG ~~
~~Pe~~
~~GGG~~|~~GG~~
~~Pe~~
~~GGG~~|± 5
~~GO~~
~~GG~~
~~Pe~~
~~GGG~~|~~GO ~~
~~GG~~
~~Pe~~
~~GGG~~|~~(QO~~
~~Pe~~|± 5
~~(QO~~
~~Pe~~|ppm
~~Pe~~|
## **DIMENSIONS (mm)**
_Figure 1) Top, Side and Bottom views_ a
**Pin Connections** Pin #1 Tri-State 2 Pin #2 Ground Pin #3 Output ‘| SL ote Pin #4 VDD **Tri-State Control Voltage** Pad 1 Pad 3 Open Oscillation _Figure 2) Suggested Land Pattern_ VIH 70% VDD Min Oscillation VIL 30% VDD Max No Oscillation . _ ~~——~~ Note: Internal crystal oscillation to be halted (Pin #1=VIL)
## **PART NUMBERING GUIDE: Example ECS-3953M-200-AU**
|**ECS - Series**|**ECS - Series**|**ECS - Series**|**ECS - Series**|**ECS - Series**|**-**|**-**|**Frequency Abbreviation -**|**Frequency Abbreviation -**|**Frequency Abbreviation -**|**Frequency Abbreviation -**S**tability**|**Frequency Abbreviation -**S**tability**||**Temperature**|**Temperature**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||||||||||||
||||3951M = +5.0V||||200 = 20.000 MHz||||||||
||||3953M = +3.3V||||See Frequency|||A = ± 100 ppm|||U = -55 ~ +125°C|U = -55 ~ +125°C|
||||||||Abbreviations||||||||
**15351 West 109th Street Lenexa, KS 66219 Phone: 913.782.7787 Fax: 913.782.6991 www.ecsxtal.com** e e e e
10/24/2019
## Links
- [View this product on Novapart](https://novapart.co/products/ECS-3953M-400-AU-TR/oscillator-40mhz-hcmos-smd-7mm-x-5mm-33v-100ppm)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/ecs-inc-international/ecs-3953m-400-au-tr/osc-40mhz-hcmos-smd-7mm-x-5mm/dp/4350663RL)
---
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