AT89S52-24AU 8-bitMicrocontrollerwith 8K BytesIn-SystemProgrammableFlash
AT89S52-24AU 8-bitMicrocontrollerwith 8K BytesIn-SystemProgrammableFlash Features Compatible with MCS®-51 Products 8K Bytes of In-System Programmable (ISP) Flash Memory– Endurance: 10,000 Write/Erase Cycles 4.0V to 5.5V Operating Range Fully Static Operation: 0 Hz to 33 MHz Three-level Program Memory Lock 256 x 8-bit Internal RAM 32 Programmable I/O Lines Three 16-bit Timer/Counters Eight Interrupt Sources Full Duplex UART Serial Channel Low-power Idle and Power-down Modes
AT89S52-24AU 8-bitMicrocontrollerwith 8K BytesIn-SystemProgrammableFlash
Features
- Compatible with MCS®-51 Products
- 8K Bytes of In-System Programmable (ISP) Flash Memory– Endurance: 10,000 Write/Erase Cycles
- 4.0V to 5.5V Operating Range
- Fully Static Operation: 0 Hz to 33 MHz
- Three-level Program Memory Lock
- 256 x 8-bit Internal RAM
- 32 Programmable I/O Lines
- Three 16-bit Timer/Counters
- Eight Interrupt Sources
- Full Duplex UART Serial Channel
- Low-power Idle and Power-down Modes
- Interrupt Recovery from Power-down Mode
- Watchdog Timer
- Dual Data Pointer
- Power-off Flag
- Fast Programming Time
- Flexible ISP Programming (Byte and Page Mode)
- Green (Pb/Halide-free) Packaging Option
Symbol Position Function
| Symbol | Position | Function |
|---|---|---|
| EA | IE.7 | Disables all interrupts. If EA = 0, no interrupt is acknowledged. If EA = 1, eachinterrupt source is individually enabled or disabled by setting or clearing its enable bit. |
| – | IE.6 | Reserved. |
| ET2 | IE.5 | Timer 2 interrupt enable bit. |
| ES | IE.4 | Serial Port interrupt enable bit. |
| ET1 | IE.3 | Timer 1 interrupt enable bit. |
| EX1 | IE.2 | External interrupt 1 enable bit. |
| ET0 | IE.1 | Timer 0 interrupt enable bit. |
| EX0 | IE.0 | External interrupt 0 enable bit. |
Packaging & Shipping
Standard export packaging available. Customers can choose from cartons, wooden cases, and wooden pallets according to their requirements.
Frequently Asked Questions
How to obtain the price?
We typically provide quotations within 24 hours of receiving your inquiry (excluding weekends and holidays). For urgent pricing requests, please contact us directly.
What is your delivery time?
Small batches typically ship within 7-15 days, while large batch orders may require approximately 30 days depending on order quantity and season.
What are your payment terms?
Factory pricing with 30% deposit and 70% balance payment via T/T before shipment.
What are the shipping options?
Available shipping methods include sea freight, air freight, and express delivery (EMS, UPS, DHL, TNT, FEDEX). Please confirm your preferred method before ordering.
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