CJ125
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Краткое описание:
Lambda Probe Interface IC - CJ125
Дополнительная информация
The integrated circuit CJ125 is a control and amplifier circuit designed for wide range Lambda Sensors (LSU4.x) for continuous regulation of air-fuel ratio (lambda) in the range of λ = 0.65 (air). It provides sensor control functionalities.
| REACH | Compliant |
| Feature | Suppression of Ri-measurement (box 13) |
| Military Spec | False |
| Quality Management System | ISO/TS16949 certified |
| Supply Voltage UB (Maximum Rating) | -0.3 to 35V |
| Supply Voltage VCC (Maximum Rating) | -0.3 to 5.5V |
| Storage Temperature (Maximum Rating) | -40 to 150°C |
| Junction Temperature (Maximum Rating) | -40 to 150°C |
| ESD (Human Body Model, Maximum Rating) | -2 to 2kV |
| SPI Bit-frame (Electrical Characteristic) | 16bit |
| SPI Data Rate (Electrical Characteristic) | 2Mbaud |
| Power Supply VUB (Electrical Characteristic) | 9 to 18V |
| Ambient Temperature (max 50h, Maximum Rating) | -40 to 125°C |
| Ambient Temperature (SOIC/PLCC, Maximum Rating) | -40 to 110°C |
| Operating Range VCC (Electrical Characteristic) | 4.75 to 5.25V |
| Ambient Temperature (LQFP max 50h, Maximum Rating) | 140°C |
| Oscillator Frequency f (Electrical Characteristic) | 2.49 to 3.51kHz |
| Offset between GND and GNDS (AVGND, Maximum Rating) | -0.25 to 0.25V |
| Offset between VCC and VCCS (AVVCC, Maximum Rating) | -0.25 to 0.25V |
| SPI Number of Registers (Electrical Characteristic) | 4 |
| Current Consumption Ivcc (Electrical Characteristic) | 76mA |
| Current Consumption Ivccs (Electrical Characteristic) | 4mA |
| Maximum Allowed Voltages for Pins (Vx, Maximum Rating) | -0.3 to Vvcc + 0.3V |
| Pump Reference Current Range (Electrical Characteristic) | -1 - lun to 150µA |
| Ri Amplifier Amplification Ao (Electrical Characteristic) | 15 to 16.3 |
| Ri Amplifier Ron for a Switch (Electrical Characteristic) | 200Ω |
| SPI Number of Read/Write Commands (Electrical Characteristic) | 6 |
| Allowed Current IDIAHD (ext. resistor 6.8 kΩ, Maximum Rating) | -1 to 10mA |
| Ri Amplifier Output Voltage Range VUR (Electrical Characteristic) | 0.06 Vvcc to Vvcc - 0.2V |
| Pump Current Control No Output Current (Electrical Characteristic) | -10 to 10µA |
| Diagnosis of External Heater Filter Time (Electrical Characteristic) | 30/32 to 32/32 |
| Pump Current Control Offset Voltage Voff (Electrical Characteristic) | -10 to 10mV |
| Pump Current Control Input Current lup, UN (Electrical Characteristic) | -1 to 1µA |
| Diagnosis of External Heater Low Level VDIAHG (Electrical Characteristic) | -0.3 to 0.3 VvccV |
| Maximum Allowed Voltages (no destruction with ISO-pulses, Maximum Rating) | -0.3 to 28V |
| Pump Current Sense Amplifier Input Current IP (Electrical Characteristic) | -1 to 1µA |
| Diagnosis of External Heater High Level VDIAHG (Electrical Characteristic) | 0.7 Vvcc to Vvcc + 0.3V |
| Pump Current Control Input Offset Current loff (Electrical Characteristic) | -1 to 1µA |
| Diagnosis of External Heater Input Current IDIAHG (Electrical Characteristic) | -1 to 1µA |
| Ri Amplifier Zero Point for Output Trace VUR/VVCC (Electrical Characteristic) | 0.05 to 0.063 |
| Pump Current Control Output Current Sink Condition (Electrical Characteristic) | 10 to 30mA |
| Diagnosis of Sensor Lines Short Circuit to Vbat VIA (Electrical Characteristic) | Vvcc to Vvcc + 2V |
| Pump Current Control Output Current Source Condition (Electrical Characteristic) | 10 to 30mA |
| Pump Current Sense Amplifier Output Voltage Swing VUA (Electrical Characteristic) | 0.20 to Vvcc - 0.18V |
| Ri Amplifier Input Voltage Range at CM, UN and RS VRI (Electrical Characteristic) | 2 to Vvcc - 1.1V |
| Ri Amplifier Leakage Current When Switch Is Open ILEAK (Electrical Characteristic) | -500 to 500nA |
| Pump Current Sense Amplifier Output Error Offset Adjust (Electrical Characteristic) | -3 to 3mV |
| Diagnosis of Sensor Lines Short Circuit to Ground VIA, IP (Electrical Characteristic) | 0.3 to 1.5V |
| Diagnosis of External Heater Open Load IDIAHD (DIAHG = low, Electrical Characteristic) | -100 to 100µA |
| Diagnosis of Sensor Lines Short Circuit to Vbat VUN / VVCC (Electrical Characteristic) | 0.72 to 0.88 |
| Diagnosis of Sensor Lines Short Circuit to Vbat VVM / VVCC (Electrical Characteristic) | 0.55 to 0.65 |
| Diagnosis of External Heater No Failure IDIAHD (DIAHG = low, Electrical Characteristic) | 350 to 10000µA |
| Virtual Ground Voltage Source Output Voltage Ratio VVM/VVCC (Electrical Characteristic) | 0.48 to 0.52 |
| Diagnosis of External Heater No Failure IDIAHD (DIAHG = high, Electrical Characteristic) | -1000 to -350µA |
| Diagnosis of Sensor Lines Short Circuit to Ground VUN / VVCC (Electrical Characteristic) | 0.30 to 0.40 |
| Diagnosis of Sensor Lines Short Circuit to Ground VVM / VVCC (Electrical Characteristic) | 0.35 to 0.45 |
| Pump Current Sense Amplifier Amplification Ao (SPI-bit VL = 0, Electrical Characteristic) | 7.82 to 8.15 |
| Pump Current Sense Amplifier Amplification Ao (SPI-bit VL = 1, Electrical Characteristic) | 16.62 to 17.24 |
| Measurement Current for Ri Output Resistor of Push-Pull-Stage R (Electrical Characteristic) | 5 to 200Ω |
| Pump Current Sense Amplifier Common Mode Rejection Ratio CMRR-1 (Electrical Characteristic) | 12mV/V |
| Pump Current Sense Amplifier Output Voltage Adjustment VFR/VVCC (Electrical Characteristic) | 0.285 to 0.315 |
| Virtual Ground Voltage Source Output Current Operating Range IUS (Electrical Characteristic) | -0.4 to 0.4mA |
| Virtual Ground Voltage Source Output Current Operating Range IVM (Electrical Characteristic) | -IIA - 2 to -IIA + 2mA |
| Diagnosis of External Heater Short Circuit to Vbat IDIAHD (DIAHG = high, Electrical Characteristic) | -100 to 10000µA |
| Diagnosis of External Heater Short Circuit to Ground IDIAHD (DIAHG = low, Electrical Characteristic) | -1000 to -350µA |
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