LM63CIMAX vs LM63CIMA Comparison
Detailed side-by-side comparison of LM63CIMAX by Texas Instruments and LM63CIMA by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | LM63CIMAX | LM63CIMA |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Temperature Sensors | Temperature Sensors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.18 | $1.31 |
| Function | Remote Diode Temperature Sensor with PWM Fan Driver | Fan Control, Temp Monitor |
| Remote Diode Accuracy | ±1°C (0°C to +125°C) | ±3 °C (typical) |
| Local Sensor Accuracy | ±3°C (0°C to +85°C) | — |
| Supply Voltage (VDD) | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Supply Current (active) | 1.3 mA typ | [DATA_NEEDED: operating current] |
| Resolution (Remote) | 10-bit + sign | — |
| Resolution (Local) | 8-bit + sign | — |
| Interface | 2-Wire SMBus (I²C-compatible) | SMBus / I2C-compatible |
| Fan Output | PWM, open-drain | — |
| Tachometer Input | Yes (Fan RPM feedback) | Yes |
| Remote Diode Inputs | D+ / D− differential pair | — |
| Operating Temperature | 0°C to +125°C | — |
| Package | 8-pin SOIC (MAX) | 8-SOIC (DIMA) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 | 1 (per JEDEC J-STD-020) |
| RoHS Status | Compliant | — |
| Sensor Type | — | Internal and External (remote diode) |
| Local Temperature Accuracy | — | ±1 °C (typical) |
| Sensing Temperature Range | — | 0 °C to 125 °C |
| Output Type | — | 2-Wire SMBus (digital, signed 10-bit) |
| Resolution | — | 8/10-bit + Sign (0.25 °C LSB) |
| Fan Control Output | — | PWM, open-drain |
| ALERT Interrupt Pin | — | Yes (SMBus ALERT supported) |
| Remote Diode Compensation | — | Series-resistance cancellation (factory-trimmed) |
| Operating Temperature Range | — | 0 °C to 85 °C (junction/ambient for grade) |
| Lead-Free / RoHS | — | Lead-free available (LM63CIMA/NOPB variant); standard LM63CIMA is SnPb |
| JESD-609 Code | — | e0 (SnPb finish on LM63CIMA; e3 on /NOPB) |