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| PartNumber | IA8X44PDW40IR3 | IA8X44PLC44IR3 | IA8X44PDW40I |
| Description | 8-bit Microcontrollers - MCU Replace-Intel 8044 /8344 Serial Control | 8-bit Microcontrollers - MCU Replace-Intel 8044 /8344 Serial Control | |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | E | E | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-40 | PLCC-44 | - |
| Series | IA8044, IA8344 | IA8044, IA8344 | - |
| Core | 8051 | 8051 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 12 MHz | 12 MHz | - |
| Data RAM Size | 192 B | 192 B | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Tube | - |
| Product | MCU | MCU | - |
| Brand | Analog Devices | Analog Devices | - |
| Data RAM Type | RAM | RAM | - |
| Data ROM Size | 4 KB | 4 KB | - |
| Data ROM Type | ROM | ROM | - |
| Number of Timers/Counters | 2 Timer | 2 Timer | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |