L9955-TR vs L9955 Comparison
Detailed side-by-side comparison of L9955-TR by STMicroelectronics and L9955 by National Semiconductor. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L9955-TR - SPI Controlled 8-Channel Low-Side Driver | STMicroelectronics
L9955-TR ✓ ActiveNational Semiconductor
L9955 - Low Power Quad Operational Amplifier | National Semiconductor (TI)
L9955 ✓ ActiveSpecification Comparison
| Parameter | L9955-TR | L9955 |
|---|---|---|
| Brand | STMicroelectronics | National Semiconductor |
| Category | Power MOSFET Drivers | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Number of Channels | 8 | 4 |
| Output Type | Low-Side Driver | — |
| Supply Voltage (Logic) | 4.5 V to 5.5 V | — |
| Supply Voltage (Power Stage) | Up to 40 V | — |
| Output Current per Channel | 1.2 A continuous, 2 A peak | — |
| SPI Interface | Yes, up to 5 MHz | — |
| Diagnostic Readback | 16-bit | — |
| Protection Features | Overcurrent, Overtemperature, Open-Load | — |
| Operating Temperature Range | -40°C to +150°C | -40°C to +85°C |
| Package | PowerSO-36 | 14-pin DIP, 14-pin SOIC |
| Mounting Type | Surface Mount | Through Hole, Surface Mount |
| RoHS Status | Compliant | Compliant |
| AEC-Q100 Qualified | Yes | — |
| Output Leakage Current | [DATA_NEEDED: Output Leakage Current] | — |
| Switching Frequency | [DATA_NEEDED: Switching Frequency] | — |
| Supply Voltage Range (Single) | — | 3 V to 30 V |
| Supply Voltage Range (Dual) | — | ±1.5 V to ±15 V |
| Quiescent Current per Amplifier | — | 0.4 mA (typical) |
| Unity-Gain Bandwidth | — | 1 MHz |
| Slew Rate | — | 0.5 V/µs |
| Input Offset Voltage | — | 2 mV (typical) |
| Input Bias Current | — | 50 nA (typical) |
| Common-Mode Input Voltage Range | — | 0 V to VCC - 1.5 V |
| Output Voltage Swing | — | 0 V to VCC - 1.5 V |
| Output Current | — | 20 mA (typical) |