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| Part Number | ST2149QTR | ST2349QTR | ST2189QTR | ST2129QTR |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Translator Type | Voltage Level | Voltage Level | Voltage Level | Voltage Level |
| Channel Type | Bidirectional | Bidirectional | Bidirectional | Bidirectional |
| Number of Circuits | 1 | 1 | 1 | 1 |
| Channels per Circuit | 4 | 4 | 8 | 2 |
| Voltage - VCCA | 1.65 V ~ 3.6 V | 1.65 V ~ 3.6 V | 1.65 V ~ 3.6 V | 1.65 V ~ 3.6 V |
| Voltage - VCCB | 1.65 V ~ 5.5 V | 1.8 V ~ 5.5 V | 1.65 V ~ 3.6 V | 1.65 V ~ 5.5 V |
| Input Signal | - | - | - | - |
| Output Signal | - | - | - | - |
| Output Type | Tri-State, Non-Inverted | Open Drain, Tri-State | Tri-State, Non-Inverted | Tri-State, Non-Inverted |
| Data Rate | 86Mbps | 90Mbps | 86Mbps, 92Mbps | 89Mbps |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Features | Auto-Direction Sensing, Power-Off Protection | Auto-Direction Sensing, Power-Off Protection | Auto-Direction Sensing | Auto-Direction Sensing, Power-Off Protection |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-UFQFN | 16-UFQFN | 20-UFQFN | 10-UFQFN |
| Supplier Device Package | 16-QFN (2.6x1.8) | 16-QFN (2.6x1.8) | 20-QFN (3.2x1.8) | 10-QFN (1.8x1.4) |
