Datasheet ZSSC3240 (Renesas) - 2

制造商Renesas
描述Sensor Signal Conditioner IC for Resistive Sensors
页数 / 页64 / 2 — ZSSC3240. Physical Characteristics. Typical Applications. Block Diagram. …
修订版20200414
文件格式/大小PDF / 1.2 Mb
文件语言英语

ZSSC3240. Physical Characteristics. Typical Applications. Block Diagram. Typical Application Examples. VOUT, absolute

ZSSC3240 Physical Characteristics Typical Applications Block Diagram Typical Application Examples VOUT, absolute

该数据表的模型线

文件文字版本

ZSSC3240 Physical Characteristics Typical Applications
• Supply voltage, VDD: 2.7V to 5.5V; • Calibrated, continuously operating sensors with with external transistor, for example digital interface and/or analog output: (absolute or JFET: 5V to 48V ratiometric) voltage or current loop output • Operating temperature: -40°C to 125°C • Enables smart, digital sensors for energy-efficient solutions • Supported sensor elements: 0.5kΩ to 60kΩ • Pressure, flow, and level sensing • Available as die on wafers or 4 × 4 mm2 24-QFN with wettable flanks, allowing visual inspection of • Industrial applications; e.g. process/factory QFN reflow quality automation • Consumer / white goods, e.g. HVAC, weight scales • Medical applications, e.g. blood pressure, continuous smart health monitors
Block Diagram
Sensor Supply: voltage / ratiometric LDOctrl TEXT external UP VDDA int -S Internal Transistor VDD S EN V Internal Voltage TP Regulation S Sensor AGND / CM IC Bias Current Temp. Sensor X Regulators Bias VDDB V Generator Generator VSS TN Sensor Element MU Current Power Ctr. Ana Dig Sensor Supply:
ZSSC3240
current mode DAC T AOUT / 13-16Bit OU OWI1 X er A MU RESQ INP Input tiplex D ul M PGA FB VSSB 12-24Bit OWI OWI2in INN Digitial Control and EOC Math Core Analog Clock SCLK/SCL Sensor System Chipping Power-ON SPI Generator SS Connection Control Check Reset NVM Diagnostics Oscillator MOSI/SDA Unit I2C MISO
Typical Application Examples
Digital Half-Bridge Sensor, e.g. PT100 Analog Sensor with Absolute Voltage Out VDD (2.7-5.5V) D VDD VDDB VD VSS (2.7 to 5.5V VDDB VDD INP VSS Rt C PTC / 1 NTC VSSB INP T,EM AO UT / OWI1
ZSSC3240
CAOU OWI 4 INN VSSB AOUT / OWI1
ZSSC3240 VOUT, absolute
A L I 4 INN (0 to 1V / 0 to 5V) SD SC / / Sensor Half- I K SS OW L ESQ OS IS Bridge R M SC M O Sensor Bridge Digital Interface: I2C or SPI or OWI Sensor with Ratiometric Voltage Output and Digital Interface Analog Sensor with Current Loop Output, OWI, and External JFET VDD Loop+ (2.7 to 5.5V) 5 to (7 to 48V) 5.5V D VDDB OWI VD VSS INP
VOUT, ratiometric
D AO UT / (2.5% to 97.5% of VDD trl VSSB c VDDB VD OWI1 O
ZSSC3240
D VSS L 4 INN INP FB A L Sensor Bridge I VSSB AO UT / OWI1 SD SC / / I V
ZSSC3240
K SS OW DD ESQ OS L IS (2.7 to 4 INN OWI2in R M SC M O 5.5V) Digital Interface: I2C or SPI or OWI Sensor Bridge Loop- 4 to 20mA Rsens Apr.15.20 Page 2 Document Outline 1. Pin Assignments 2. Pin Descriptions 3. Absolute Maximum Ratings 4. Recommended Operating Conditions 5. Electrical Characteristics 6. Device Description 6.1 Signal Flow 6.2 Analog (Sensor) Front-End 6.2.1. Programmable-Gain Amplifier (PGA) 6.2.2. Analog-to-Digital Converter (ADC) 6.2.3. Internal Temperature Sensor 6.2.4. Supported Supplies for Sensor Elements and Additional, External Temperature Sensing 6.3 On-Chip Diagnostics 6.4 Digital Interfaces 6.4.1. SPI 6.4.2. I2C 6.4.3. One-Wire-Interface, OWI 6.5 Measurement and Output Options 6.5.1. Single Measurements, Digital Raw Results, and SSC Results 6.5.2. Cyclic, Continuous, Repeated Measurements – Measurement Scheduler 6.5.3. Analog Outputs: Digital-to-Analog Converter (DAC) 6.5.4. Output Interrupt Signaling 6.6 System Setup and Control 6.6.1. Digital Commands 6.6.2. Nonvolatile Memory (NVM) 6.6.3. Digital Sensor-Signal-Conditioning Mathematics 6.7 External, Extra LDO (LDOctrl) for Applications for > 5.5V 7. Calibration 8. Package Outline Drawings 9. Marking Diagram 10. Ordering Information 11. Glossary 12. Revision History