Lumissil Microsystems32-WFQFN Exposed PadRoHS
IS31CS8964W-QFLS2
IC MCU 8BIT 64KB FLASH 32QFN
Category
Subcategory
Embedded Microcontrollers
Package
32-WFQFN Exposed Pad
Status
Active
$1.76 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Lumissil Microsystems |
| Model | IS31CS8964W-QFLS2 |
| Package / Case | 32-WFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | 8051 |
| Speed | 24MHz |
| Program Memory Size | 64KB (64K x 8) |
| RAM Size | 2K x 8 |
| Number of I/O | 28 |
| Data Converters | A/D 7x12b SAR; D/A 1x10b |
| Voltage - Supply | 2.5V ~ 5.5V |
| Connectivity | I²C, LINbus, SPI, UART/USART |
| Peripherals | LVD, LVR, POR, PWM, WDT |
| Supplier Device Package | 32-QFN (5x5) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
IS31CS8964W-QFLS2 by Lumissil Microsystems is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 32-WFQFN Exposed Pad package fits automated SMT assembly. Operating temperature is -40°C ~ 85°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 24MHz |
| RAM Size | 2K x 8 |
| Core Size | 8-Bit |
| Peripherals | LVD, LVR, POR, PWM, WDT |
| Connectivity | I²C, LINbus, SPI, UART/USART |
| Number of I/O | 28 |
| Core Processor | 8051 |
| Data Converters | A/D 7x12b SAR; D/A 1x10b |
| Oscillator Type | External, Internal |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 2.5V ~ 5.5V |
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