Products

8-bit SCM MCU
Built-in 8k×16-bit program memory OTP
488-byte data memory (SRAM)
Only 43 single-word instructions
8-level memory stack
Instruction cycle at 5 optional levels
- 2MHz/1MHz/500kHz/250kHz/125kHz, 500kHz by default.

Oscillator

Built-in 16MHz oscillator (accuracy: ±2%), LDO power supply, change of 10ppm or less at the power supply voltage of 2.4V-5.0V
Built-in WDT oscillator, with an accuracy of ±10% after TRIM and 3kHz in actual situation
Peripheral features
6-bit bidirectional I/O port
1-channel buzzer, PT2.3 output optional
6 internal interrupts (ADC, UART, TIMER0, TIMER2, LVD), 2 external interrupts
2 input ports with wake-up feature
1 full-differential 24bit Sigma-Delta input to ADC
Built-in 1/2/4/8/16/32/64/128/256 type PGA
Built-in temperature sensor
Low voltage detection (LVD) pin
1-way UART
Built-in comparator

Features of dedicated microcontroller

Power-on reset (POR)
Power-on reset delay timer (39ms)
Built-in low voltage reset (LVR)
8-bit timer 0
12-bit timer/counter 2 with prescaler
Extended watch dog timer (3K WDT)
- Programmable time range
Window watch dog timer (CPU clock)
- 7-bit down counter, once enabled, software cannot be closed

CMOS technology

Voltage operating range
- DVDD 2.4V~5V
- AVDD 2.4V~5V

Low power consumption feature

MCU operating current
- Normal mode: 1.5mA@16MHz (operating voltage: 3V; instruction cycle: 500kHz)
- Current in sleep mode: less than 1.5μA

Encapsulation

WLCSP16

Stow

Technical Documentation

Product manual(1)

CDS1883 User Manual V1.0

V1.0

Design and development

Tools/Software

CSU-IDE V6.0.3

chipsea8-bit MCU/SOC integrated development environment 1. Integrate C compiler, assembler, linker, debugger 2. Support standard C language and assembly language development 3. Integrate the chip sample code

Manual download Design document download Software Download

Sample Application

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CDS1883

High-performance RISC CPU