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CDS8702
Simulated SoC integrating high performance Σ-ΔADC and ARM® M0 core
CDS8702 is a kind of high-performance SoC integrating SmartAnalog module, high-accuracy 24-bit Σ-Δ analog-to-digital converter (ADC) and 32-bit ARM® Cortex®-M0 core.
Functional features
- 1 × 24-bit high-precision MCU
- Output rate, support up to 4KSPS
- Support single cycle setup
- Built-in SINC2 and SINC3 filters
- Support 2 groups of differential input or 4 single-ended input.
- Support 1x/2x/4x/8x/16x/32x/64x/128x programmable gain
Voltage source output (VEXC)
- 1 output channel
- 0.5VDD/1.2V/DAC output/0.5VREF available
Core
- 32-bit ARM® Cortex® -M0
- Max operating frequency 24 MHz
- Single-instruction cycle 32-bit hardware multiplier
Memory
- 32K Bytes Flash memory
- 6K Bytes system memory
- 4K Bytes SRAM, with hardware parity check
Clock module
- Internal 24MHz RC oscillator, with the accuracy of ±3%
- Internal 1.024MHz RC oscillator, with the accuracy of ±2%
- Internal 2kHz RC oscillator, with the typical accuracy of ±10%
Power management
- Low-power mode: Sleep, deep sleep and power-down mode
Timer
- 1 × 16-bit general-purpose timer (TIM14)
- 1 × 16-bit low-power timer (LPTIM), support wake-up
- 1 × independent watchdog timer (FWDT)
- 1 × window watchdog timer (WWDT)
- 1 × 24-bit self-decrement system timer
Typical application
- Temperature Measurement
- Pressure transmitter
- Current & voltage transformer
- Factory automation
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Technical documentation
Design and Development
Tools/Software
CSWrite V3.3.1
1. Modify the chip of CS8M322 2. CSU38F20 realizes live burning 3. New model: CS32A019 CS32F06X CSU32PB17 A3168 CS32A019 CST92F40KEV7ER CST92F40KCV6NR 4. Fix CS32L0102.3V verification failure issue and verification failure result failure issue 5. Set 12P82 not to write 0 in special addresses (0x07C8~0x07F7) 6. Modify the ID naming convention for CS32F03x-RA 7. 18MB86 implements erasure function, with erasure range including code area and eeprom area 8. CS32G020 Implementation of Offline Burner with Readable Checksum Value 9. CS32L010 Release Page Erase Function 10. Implement erasure function for 18MB86 11. F03X-RA, CS32A010, and CS32F06X add margin read0 verification
Software Download User manual download Download instructions for use Guidelines for Expiration of Shelf Life
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