Ship from: HONGKONG
								Date Code: Newest Date Code
								Manufacturer lead time 6 weeks
| Internal Part Number | EIS-ECS-040-20-4X-DU | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | In Production | |
| Condition | New & Unused, Original Sealed | |
| Standard Package | 200 | |
| Category | Crystals and Oscillators | |
| Family | Crystals | |
| Series | HC-49USX | |
| Packaging | Bulk | |
| Type | MHz Crystal | |
| Frequency | 4MHz | |
| Frequency Stability | ±100ppm | |
| Frequency Tolerance | ±30ppm | |
| Load Capacitance | 20pF | |
| ESR (Equivalent Series Resistance) | 150 Ohm | |
| Operating Mode | Fundamental | |
| Operating Temperature | -55°C ~ 125°C | |
| Ratings | - | |
| Mounting Type | Through Hole | |
| Package / Case | HC49/US | |
| Size / Dimension | 0.413" L x 0.183" W (10.50mm x 4.65mm) | |
| Height | 0.138" (3.50mm) | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | ECS-040-20-4X-DU | |
| Related Links | ECS-040-, ECS-040-20-4X-DU Datasheet, ECS Inc. International Distributor | |
![]()  | 108J | TRANSFORMER AUDIO 1KCT/600CT | datasheet.pdf | |
![]()  | RT0603FRE0756KL | RES SMD 56K OHM 1% 1/10W 0603 | datasheet.pdf | |
![]()  | CF453215-R12K | FIXED IND 120NH 770MA 200 MOHM | datasheet.pdf | |
![]()  | RP20-2412SF/N-HC | CONV DC/DC 20W 18-36VIN 12VOUT | datasheet.pdf | |
![]()  | ASVTX-12-A-19.200MHZ-I15-T | OSC VCTCXO 19.2MHZ SNWV SMD | datasheet.pdf | |
![]()  | 08055E823MAT2A | CAP CER 0.082UF 50V Z5U 0805 | datasheet.pdf | |
![]()  | 445W3XS20M00000 | Crystal 20.0000MHz 30ppm Series 40 Ohm 0°C - 50°C Surface Mount 2-SMD | datasheet.pdf | |
![]()  | RNC55H1333FSRSL | RES 133K OHM 1/8W 1% AXIAL | datasheet.pdf | |
![]()  | CL03A104KP3NNND | CAP CER 0.1UF 10V X5R 0201 | datasheet.pdf | |
![]()  | 70098-1754 | EDGE SENSOR | datasheet.pdf | |
![]()  | 416F25025ITT | CRYSTAL 25.000 MHZ 6PF SMT | datasheet.pdf | |
![]()  | TV06RW-25-26S | TV 25C 16#20 5#12 4#8(COAX) SK | datasheet.pdf |