2-channel SLIC interface IC featuring 60dB longitudinal balance and 45mA loop current capability. This Quad Flat No-Lead (QFN) package, with an exposed pad, offers surface mount convenience with a 0.5mm pin pitch and dimensions of 6x6x0.88mm. On-chip ring relay driver and on-hook transmission are integrated, supporting polarity reversal. Operating voltage range is 3.13V to 3.47V, with a typical of 3.3V, and an operating temperature range of -40°C to 85°C.
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Silicon Labs SI3203-B-GMR technical specifications.
| Basic Package Type | Non-Lead-Frame SMT |
| Package Family Name | QFN |
| Package/Case | QFN EP |
| Package Description | Quad Flat No Lead Package, Exposed Pad |
| Lead Shape | No Lead |
| Pin Count | 40 |
| PCB | 40 |
| Package Length (mm) | 6 |
| Package Width (mm) | 6 |
| Package Height (mm) | 0.88 |
| Seated Plane Height (mm) | 0.9 |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Number of Channels per Chip | 2 |
| On-Chip Ring Relay Driver | Yes |
| On-Hook Transmission | Yes |
| Longitudinal Balanced | 60dB |
| Polarity Reversal | Yes |
| Loop Current | 45mA |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Max Operating Supply Voltage | 3.47V |
| Min Operating Supply Voltage | 3.13V |
| Typical Operating Supply Voltage | 3.3V |
| Cage Code | 6SQ24 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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