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| Part Number | OPA1644AIDR | OPA1664AIDR | OPA1654AIDR | OPA1604AIDR | OPA1641AIDR | OPA1642AIDR | OPA1644AID |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active | Active | Active | Active |
| Amplifier Type | Audio | Audio | Audio | Audio | Audio | Audio | Audio |
| Number of Circuits | 4 | 4 | 4 | 4 | 1 | 2 | 4 |
| Output Type | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail |
| Slew Rate | 20V/µs | 17V/µs | 10V/µs | 20V/µs | 20V/µs | 20V/µs | 20V/µs |
| Gain Bandwidth Product | 11 MHz | 22 MHz | 18 MHz | 35 MHz | 11 MHz | 11 MHz | 11 MHz |
| -3db Bandwidth | - | - | - | - | - | - | - |
| Current - Input Bias | 2 pA | 600 nA | 10 pA | 20 nA | 2 pA | 2 pA | 2 pA |
| Voltage - Input Offset | 1 mV | 500 µV | 500 µV | 100 µV | 1 mV | 1 mV | 1 mV |
| Current - Supply | 1.8mA (x4 Channels) | 1.5mA (x4 Channels) | 2mA (x4 Channels) | 2.6mA (x4 Channels) | 1.8mA | 1.8mA (x2 Channels) | 1.8mA (x4 Channels) |
| Current - Output / Channel | 36 mA | 50 mA | 50 mA | 30 mA | 36 mA | 36 mA | 36 mA |
| Voltage - Supply Span (Min) | 4.5 V | 3 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| Voltage - Supply Span (Max) | 36 V | 36 V | 36 V | 36 V | 36 V | 36 V | 36 V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 14-SOIC | 14-SOIC | 14-SOIC | 14-SOIC | 8-SOIC | 8-SOIC | 14-SOIC |
