switch
CH449F
Symbol
Footprint
3D Model
Pin Map
| Pin | Name | Type | Mount | Shape | Width × Height (mm) |
|---|---|---|---|---|---|
| PU_SDA | input | SMD | oval | 0.28×0.7 | |
| VDD | power | SMD | oval | 0.28×0.7 | |
| A0Y | io | SMD | oval | 0.28×0.7 | |
| A0X | passive | SMD | oval | 0.28×0.7 | |
| A1Y | passive | SMD | oval | 0.28×0.7 | |
| A1X | passive | SMD | oval | 0.28×0.7 | |
| A2Y | passive | SMD | oval | 0.28×0.7 | |
| A2X | passive | SMD | oval | 0.28×0.7 | |
| A3Y | passive | SMD | oval | 0.28×0.7 | |
| A3X | passive | SMD | oval | 0.28×0.7 | |
| ADDR | passive | SMD | oval | 0.28×0.7 | |
| RST1# | passive | SMD | oval | 0.28×0.7 | |
| GND | ground | SMD | oval | 0.28×0.7 | |
| LVR# | passive | SMD | oval | 0.28×0.7 | |
| B3Y | passive | SMD | oval | 0.28×0.7 | |
| B3X | passive | SMD | oval | 0.28×0.7 | |
| B2Y | passive | SMD | oval | 0.28×0.7 | |
| B2X | passive | SMD | oval | 0.28×0.7 | |
| B1Y | passive | SMD | oval | 0.28×0.7 | |
| B1X | passive | SMD | oval | 0.28×0.7 | |
| B0Y | passive | SMD | oval | 0.28×0.7 | |
| B0X | passive | SMD | oval | 0.28×0.7 | |
| SDA | passive | SMD | oval | 0.28×0.7 | |
| SCL | passive | SMD | oval | 0.28×0.7 | |
| GND | ground | SMD | roundrect | 2.8×2.8 |
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Details
- Category
- switch
- MPN
- CH449F
- Manufacturer
- WCH(Jiangsu Qin Heng)
- Package
- QFN-24(4x4)
- Footprint
- QFN-24_L4.0-W4.0-P0.50-BL-EP2.8
- JLCPCB
- C54973457
- LCSC
- C54973457
- Lifecycle
- active
- Mounting
- SMT
- RoHS
- Compliant
- ECCN
- -
JLCPCB Stock & Pricing
In Stock(509 pcs)
1-9 pcs$1.2579
10-29 pcs$1.0442
30-99 pcs$0.9270
100-489 pcs$0.7952
490-979 pcs$0.7358
980+ pcs$0.7101