AD7124-4BBCPZ
Data Converters (ADC/DAC)
Manufacturer
MPN
AD7124-4BBCPZ
Product Type
Maximum Clock Speed
614.4 kHz
Package / Case
LFCSP-32(5x5)
Datasheet
Key Attributes
4-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference
Technical Specifications
| Type | Description |
|---|---|
| Maximum Clock Speed | 614.4 kHz |
| Quiescent Current (Iq) | 255uA |
| Integral Non - Linearity | - |
| Voltage Reference | Built-in |
| Clock/Oscillator | Built-in |
| Resolution(Bits) | 19.2kHz;24 |
| S/N Ratio | - |
| ADC Architecture | Sigma-Delta |
| Type | Description |
|---|---|
| Programmable Gain | Support |
| Operating Temperature | -40°C~+125°C |
| Interface | SPI |
| Supply Voltage | 2.7V~3.6V |
| Channels | 4 |
| Features | Bipolar input;Built-in temperature sensor;Bipolar power supply;Multiplexers;Integrated modulator;Built-in digital filter |
| Package / Case | LFCSP-32(5x5) |
Features
- 3 power modes RMS noise
- Low power: 24 nV rms at 1.17 SPS, gain = 128 (255 μA typical)
- Mid power: 20 nV rms at 2.34 SPS, gain = 128 (355 μA typical)
- Full power: 23 nV rms at 9.4 SPS, gain = 128 (930 μA typical)
- Up to 22 noise free bits in all power modes (gain = 1)
- Output data rate
- Full power: 9.38 SPS to 19,200 SPS
- Mid power: 2.34 SPS to 4800 SPS
- Low power: 1.17 SPS to 2400 SPS
- Rail-to-rail analog inputs for gains >1
- Simultaneous 50 Hz/60 Hz rejection at 25 SPS (single cycle settling)
- Diagnostic functions (which aid safe integrity level (SIL) certification)
- Crosspoint multiplexed analog inputs
- 4 differential/7 pseudo differential inputs
- Programmable gain (1 to 128)
- Band gap reference with 10 ppm/℃ drift maximum (70 μA)
- Matched programmable excitation currents
- Internal clock oscillator
- On-chip bias voltage generator
- Low-side power switch
- General-purpose outputs
- Multiple filter options
- Internal temperature sensor
- Self and system calibration
- Sensor burnout detection
- Automatic channel sequencer
- Per channel configuration
- Power supply: 2.7 V to 3.6 V and ±1.8 V
- Independent interface power supply
- Power-down current: 5 μA maximum
- Temperature range: -40℃ to +125℃
- 32-lead LFCSP/24-lead TSSOP
- 3-wire or 4-wire serial interface
- SPI, QSPI, MICROWIRE, and DSP compatible
- Schmitt trigger on SCLK
- ESD: 4 kV
Applications
- Temperature measurement
- Pressure measurement
- Industrial process control
- Instrumentation
- Smart transmitters
Datasheet
Alternative Parts
Common AD7124-4BBCPZ alternatives overseas buyers search for:
Compliance & Export Codes
| Type | Details |
|---|---|
| RoHS | ROHS3 |
| ECCN | EAR99 |
| CNHTS | 8542399000 |
| USHTS | 8542390001 |
| TARIC | 8542399000 |
| Type | Details |
|---|---|
| CAHTS | 8542390000 |
| BRHTS | 85423999 |
| INHTS | 85423900 |
| MXHTS | 8542.39.99 |
Sourcing Information
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