| Part Number | MAX3946ETG+T | MAX3646ETG-T | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | PMIC - Laser Drivers | PMIC - Laser Drivers | 
|   |   | |
| Product Status | Active | Obsolete | 
| Type | Laser Diode Driver | Laser Diode Driver (Fiber Optic) | 
| Data Rate | 11.3Gbps | 622Mbps | 
| Number of Channels | 1 | 1 | 
| Voltage - Supply | 2.85V ~ 3.63V | 2.97V ~ 3.63V | 
| Current - Supply | 68 mA | 47 mA | 
| Current - Modulation | 80mA | 85mA | 
| Current - Bias | 80 mA | 100 mA | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Package / Case | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad | 
| Supplier Device Package | 24-TQFN (4x4) | 24-TQFN (4x4) | 
| Mounting Type | Surface Mount | Surface Mount |