W78E052DDG vs AT80C32X2-RLTUM Comparison
Detailed side-by-side comparison of W78E052DDG by Nuvoton Technology Corporation and AT80C32X2-RLTUM by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
AT80C32X2-RLTUM - 8-Bit 8051 ROMless MCU, 40/20MHz, 44-VQFP | Microchip
AT80C32X2-RLTUM ✓ ActiveSpecification Comparison
| Parameter | W78E052DDG | AT80C32X2-RLTUM |
|---|---|---|
| Brand | Nuvoton Technology Corporation | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | NRND | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.60 | $4.20 |
| Microcontroller Type | 8-bit 8051-compatible CISC microcontroller | — |
| Maximum Clock Frequency | 40 MHz | 40 MHz (5 V) / 20 MHz (3 V) |
| Program Memory | 8 KB flash (8K × 8) | — |
| RAM | 256 bytes (256 × 8) | — |
| Number of I/O Pins | 36 pins | — |
| Operating Voltage Range | 2.4 V to 5.5 V | — |
| Mouser Temperature Grade | -40°C to 70°C | — |
| W78E052D Family Temperature Range | -40°C to 85°C | — |
| Package | 40-pin DIP | 44-pin VQFP (10x10 mm) |
| Mounting Type | Through-hole | Surface Mount |
| Architecture | 6T/12T configurable 8051 | — |
| UART | 1 full-duplex UART | 1 full-duplex |
| Lead-Free Status | Pb-free | — |
| Lifecycle Status | Not Recommended for New Designs | — |
| Oscillator Type | [DATA_NEEDED: oscillator type] | — |
| Exact Individual Pinout | [DATA_NEEDED: pin 1 through pin 40 names and functions] | — |
| Core Architecture | — | 80C51 / 80C52 (8051-compatible) |
| Data Bus Width | — | 8-bit |
| Program Memory Type | — | ROMless (external) |
| Program Memory Size | — | 0 KB (external up to 64 KB) |
| Data RAM | — | 256 bytes scratchpad |
| I/O Pins | — | 32 (4 ports x 8 bits) |
| Timers/Counters | — | 3 x 16-bit |
| Interrupt Sources | — | 6 (2 priority levels) |
| Operating Voltage | — | 2.7 V to 5.5 V |
| Operating Temperature | — | -40C to +85C (industrial) |
| Process Technology | — | CMOS, 0.5 um |
| RoHS Status | — | Compliant |
| Lead-Free | — | Yes |
| MSL Level | — | 3 (per JEDEC J-STD-020) |