| PartNumber | ID82C54 | ID82C55A | ID82C52 |
| Description | Timers & Support Products PERIPH PRG-CNTR 5V 8MHZ 24CDIP IND | Interface - I/O Expanders PERIPH PRG-I/O 5V 8MHZ 40CDIP IND | UART Interface IC PERIPH UART/BRG 5V 16MHZ 28CDIP IND |
| Manufacturer | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Product Category | Timers & Support Products | Interface - I/O Expanders | UART Interface IC |
| RoHS | N | N | N |
| Series | 82C54 | 82C55 | 82C52 |
| Type | Programmable | - | RS-232 |
| Number of Internal Timers | 1 Timer | - | - |
| Supply Voltage Max | 5.5 V | - | 5.5 V |
| Supply Voltage Min | 4.5 V | - | 4.5 V |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | CDIP-24 | CDIP-40 | CDIP-28 |
| Packaging | Tube | Tube | Tube |
| Height | 3.81 mm (Max) | - | 4.4 mm (Max) |
| Length | 32.77 mm (Max) | - | 37.85 mm (Max) |
| Width | 15.49 mm (Max) | - | 15.49 mm (Max) |
| Brand | Renesas / Intersil | Renesas / Intersil | Renesas / Intersil |
| Propagation Delay Max | 150 ns | - | - |
| High Level Output Current | 2.5 mA | - | - |
| Low Level Output Current | - 2.5 mA | - | - |
| Product Type | Timers & Support Products | I/O Expanders | UART Interface IC |
| Factory Pack Quantity | 15 | 9 | 13 |
| Subcategory | Clock & Timer ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.253620 oz | 0.449390 oz | 0.285366 oz |
| Number of Channels | - | - | 1 Channel |
| Data Rate | - | - | 1 Mb/s |
| Operating Supply Current | - | - | 4 mA |
| Operating Supply Voltage | - | - | 5 V |
| Standard | - | - | RS-232 |