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Specification Comparison: UPSD3254A-40T6 vs UPSD3254BV-24U6 vs UPSD3254A-40U6
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| Manufacturer | STMicroelectronics | Stmicroelectronics | STMicroelectronics |
| Package | LQFP | TQFP-80 | LQFP |
| Description | Advanced 8-bit MCU with Extensive Flash Memory | Flash memory included | UPSD3254A-40U6 product description: 40 MHz, 8032 MCU with PLD and USB |
| Stock | 5377 | 6778 | 7933 |
| Series | µPSD | UPSD3254 | UPSD3254 |
| Package / Case | 52-LQFP | TQFP-80 | LQFP-80 |
| Program Memory Size | 288KB (288K x 8) | 288 kB | 288 kB |
| Program Memory Type | FLASH | Flash | Flash |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | |
| RoHS | Details | Details | |
| Mounting Style | SMD/SMT | SMD/SMT | |
| Core | 8032 | 8032 | |
| Data Bus Width | 8 bit | 8 bit | |
| ADC Resolution | 10 bit | 10 bit | |
| Maximum Clock Frequency | 24 MHz | 40 MHz | |
| Number of I/Os | 80 I/O | 80 I/O | |
| Data RAM Size | 32 kB | 32 kB | |
| Supply Voltage - Min | 3 V | 4.5 V | |
| Supply Voltage - Max | 3.6 V | 5.5 V | |
| Minimum Operating Temperature | - 40 C | - 40 C | |
| Maximum Operating Temperature | + 85 C | + 85 C | |
| Brand | STMicroelectronics | STMicroelectronics | |
| Height | 1.4 mm | 1.4 mm | |
| Interface Type | DDC, I2C, UART, USB | DDC, I2C, UART, USB | |
| Length | 12 mm | 12 mm | |
| Moisture Sensitive | Yes | Yes | |
| Number of ADC Channels | 4 Channel | 4 Channel | |
| Number of Timers/Counters | 3 Timer | 3 Timer | |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | |
| Factory Pack Quantity | 714 | 119 | |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | |
| Width | 12 mm | 12 mm | |
| Unit Weight | 0.018117 oz | 0.022575 oz | |
| Product Status | Obsolete | Obsolete | |
| Programmable | Not Verified | Not Verified | |
| Core Processor | 8032 | 8032 | |
| Core Size | 8-Bit | 8-Bit | |
| Speed | 40MHz | 40MHz | |
| Connectivity | I²C, UART/USART, USB | I²C, UART/USART, USB | |
| Peripherals | LVD, POR, PWM, WDT | LVD, POR, PWM, WDT | |
| Number of I/O | 46 | 46 | |
| RAM Size | 32K x 8 | 32K x 8 | |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V | 4.5V ~ 5.5V | |
| Data Converters | A/D 4x8b | A/D 4x8b | |
| Oscillator Type | Internal | Internal | |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | |
| Mounting Type | Surface Mount | Surface Mount | |
| Base Product Number | UPSD32 | UPSD32 | |
| Mfr | STMicroelectronics | ||
| EEPROM Size | - |
Part Number
Start with: UPSD3
Part Number "UPSD3" returned 22 results; all results matched and started with "UPSD3".
| Part Number | Description | Brand | Package/Case | Lifecycle Status | Cargo cycle | In Stock | Operation |
|---|---|---|---|---|---|---|---|
| UPSD3233B-40U6 |
5.0V 8-bit Microcontrollers - MCU operating at 40MHz |
Stmicroelectronics | TQFP-80 | 3~7 Days | 3,055.00 | ||
| UPSD3212C-40U6 |
This MCU, part number UPSD3212C-40U6, features an 8032 core and comes in a 80-pin LQFP package |
Stmicroelectronics | TQFP-80 | 3~7 Days | 6,928.00 | ||
| UPSD3333D-40T6 |
8051 CPU Microcontroller with 40MHz FLASH Memory |
Stmicroelectronics | TQFP-52 | 3~7 Days | 4,470.00 | ||
| UPSD3212CV-24T6 |
UPSD3212CV-24T6 product model |
Stmicroelectronics | TQFP-52 | 3~7 Days | 4,357.00 | ||
| UPSD3333DV-40U6 |
MCU with 8-bit 8032 CISC architecture and 160KB of Flash memory operating at 3.3V, packaged in an 80-pin LQFP form factor |
STMicroelectronics | TQFP-80 | 3~7 Days | 3,273.00 | ||
| UPSD3354D-40T6 |
CISC architecture microcontroller with 8032 core, featuring 288KB of flash memory and operating at 5V |
Stmicroelectronics | LQFP-52 | Discontinued | 3~7 Days | 5,607.00 | |
| UPSD3312D-40T6 |
Microcontroller 8-BIT Flash 40MHz Plastic PQFP52 TQFP-52 |
Stmicroelectronics | LQFP-52 | 3~7 Days | 6,420.00 | ||
| UPSD3334DV-40U6 |
The UPSD3334DV-40U6 microcontroller offers 8-bit processing power with 256K flash memory and 8K SRAM." |
Stmicroelectronics | LQFP-80 | 3~7 Days | 6,338.00 | ||
| UPSD3333DV-40T6 |
128K flash 8K SRAM 8-bit microcontroller |
STMicroelectronics | TQFP-52 | Discontinued | 3~7 Days | 7,387.00 | |
| UPSD3253B-40T6 |
UPSD3253B-40T6 product description: 8-bit microcontrollers with 1M memory |
STMicroelectronics | TQFP-52 | 3~7 Days | 7,762.00 | ||
| UPSD3354DV-40U6 |
UPSD3354DV-40U6: Turbo series fast 8032 MCU featuring programmable logic |
Stmicroelectronics | LQFP-80 | OBSOLETE | 3~7 Days | 7,865.00 | |
| UPSD3234A-40U6 |
Flash memory: 288KB |
Stmicroelectronics | LQFP-80 | OBSOLETE | 3~7 Days | 9,630.00 | |
| UPSD3454EB40U6 |
8-bit microcontroller with 288KB flash memory |
Stmicroelectronics | LQFP-80 | Discontinued | 3~7 Days | 4,267.00 | |
| UPSD3454EB40T6 |
LQFP-52 Microcontroller with 8-bit processing, Flash memory, running at 40MHz, RoHS compliant, and encased in a plastic package |
STMicroelectronics | TQFP-52 | 3~7 Days | 5,362.00 | ||
| UPSD3354D |
The UPSD3354D chip is a Flash Microprocessor with Embedded High-Speed USB 2.0 Controller. |
STMicroelectronics | QFP | 3~7 Days | 6,287.00 | ||
| UPSD3433EB40T6 |
With its robust design and flexible configuration options |
STMicroelectronics | LQFP-52 | 3~7 Days | 7,668.00 | ||
| UPSD3433E-40T6 |
High-performance IC operating at 40MHz |
STMicroelectronics | TQFP-52 | 3~7 Days | 2,300.00 | ||
| UPSD3433EV-40T6 |
Microcontroller for Efficient System Desig |
STMicroelectronics | TQFP-52 | 3~7 Days | 2,602.00 | ||
| UPSD3422EB40U6 |
Microcontroller powerhouse with MHz speed and KB FLASH memor |
STMicroelectronics | LQFP-80 | 3~7 Days | 7,017.00 | ||
| UPSD3233BV-24T6T |
High-performance, low-power µPSD microcontroller ideal for embedded systems and automation application |
STMicroelectronics | LQFP-52 | 3~7 Days | 7,000.00 | ||
| UPSD3234A-40U6T |
A compact and powerful microcontroller for embedded systems development |
STMicroelectronics | LQFP-80 | 3~7 Days | 2,059.00 | ||
| UPSD3333DV-40U6T |
Upgrade your project with reliable UPSD3333DV-40U6T IC |
STMicroelectronics | LQFP-80 | 3~7 Days | 5,388.00 |