
Overview
The AT89C51ED2-RDRUM is a microcontroller made by Microchip Technology in a QFP-64(10x10) package with 64 pins. -40℃~+85℃ 2.7V~5.5V 2KB 2KB 50 51 Family 60MHz 64KB 8 Bit External FLASH QFP-64(10x10) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:AT89C51ED2-RDRUM, from EasyEDA) and its footprint (generated:QFP-64_10x10mm_P0.5mm, from generated from its package), ready for a KiCad board. JLCPCB lists it (part C612859).
Symbol
Footprint
Parameters
12- CPU Core
- 51 Series
- CPU Maximum Speed
- 60MHz
- Core Size
- 8 Bit
- EEPROM
- 2KB
- Features
- Power-on reset (POR), Watchdog reset, External pin reset (NRST), Built-in general-purpose timer
- Number of I/O
- 50
- Operating Temperature
- -40℃~+85℃
- Oscillator Type
- External
- Program Memory Type
- FLASH
- Program Storage Size
- 64KB
- RAM Size
- 2KB
- Voltage - Supply
- 2.7V~5.5V
Order codes
1- AT89C51ED2-RDRUMLCSC C612859
Pinout
64| Pin | Name | Type |
|---|---|---|
| 1 | P5.5 | Unspecified |
| 2 | P0.3/AD3 | Unspecified |
| 3 | P0.2/AD2 | Unspecified |
| 4 | P5.6 | Unspecified |
| 5 | P0.1/AD1 | Unspecified |
| 6 | P0.0/AD0 | Unspecified |
| 7 | P5.7 | Unspecified |
| 8 | VCC | Unspecified |
| 9 | NIC | Unspecified |
| 10 | P1.0/T2 | Unspecified |
| 11 | P4.0 | Unspecified |
| 12 | P1.1/T2EX/SS# | Unspecified |
| 13 | P1.2/ECI | Unspecified |
| 14 | P1.3/CEX0 | Unspecified |
| 15 | P4.1 | Unspecified |
| 16 | P1.4/CEX | Unspecified |
| 17 | P4.2 | Unspecified |
| 18 | P1.5/CEX2/MISO | Unspecified |
| 19 | P1.6/CEX3/SCK | Unspecified |
| 20 | P1.7/A17/CEX4/MOSI | Unspecified |
| 21 | RST | Unspecified |
| 22 | NIC | Unspecified |
| 23 | NIC | Unspecified |
| 24 | NIC | Unspecified |
| 25 | P3.0/RxD | Unspecified |
| 26 | NIC | Unspecified |
| 27 | NIC | Unspecified |
| 28 | P3.1/TxD | Unspecified |
| 29 | P3.2/INT0# | Unspecified |
| 30 | P3.3/INT1# | Unspecified |
| 31 | P3.4/T0 | Unspecified |
| 32 | P3.5/T1 | Unspecified |
| 33 | P4.3 | Unspecified |
| 34 | P3.6/WR# | Unspecified |
| 35 | P4.4 | Unspecified |
| 36 | P3.7/RD# | Unspecified |
| 37 | XTAL2 | Unspecified |
| 38 | XTAL1 | Unspecified |
| 39 | P4.5 | Unspecified |
| 40 | VSS | Unspecified |
| 41 | NIC | Unspecified |
| 42 | P4.6 | Unspecified |
| 43 | P2.0/A8 | Unspecified |
| 44 | P2.1/A9 | Unspecified |
| 45 | P2.2/A10 | Unspecified |
| 46 | P4.7 | Unspecified |
| 47 | P2.3/A11 | Unspecified |
| 48 | P2.4/A12 | Unspecified |
| 49 | P5.0 | Unspecified |
| 50 | P2.5/A13 | Unspecified |
| 51 | P5.1 | Unspecified |
| 52 | P5.2 | Unspecified |
| 53 | P2.6/A14 | Unspecified |
| 54 | P2.7/A15 | Unspecified |
| 55 | PSEN# | Unspecified |
| 56 | ALE | Unspecified |
| 57 | NIC | Unspecified |
| 58 | EA# | Unspecified |
| 59 | P0.7/AD7 | Unspecified |
| 60 | P0.6/AD6 | Unspecified |
| 61 | P0.5/AD5 | Unspecified |
| 62 | P5.3 | Unspecified |
| 63 | P5.4 | Unspecified |
| 64 | P0.4/AD4 | Unspecified |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/microchip/AT89C51ED2-RDRUM" title="AT89C51ED2-RDRUM in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/microchip/AT89C51ED2-RDRUM.jpg" alt="AT89C51ED2-RDRUM" width="1200" height="900">[](https://pcbkit.io/parts/microchip/AT89C51ED2-RDRUM)Questions
Is there a KiCad symbol and footprint for the AT89C51ED2-RDRUM?
Yes. The symbol is EasyEDA_Cloud:AT89C51ED2-RDRUM and the footprint generated:QFP-64_10x10mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the AT89C51ED2-RDRUM?
QFP-64(10x10), with 64 pins. Its footprint is drawn on this page.
Where is the AT89C51ED2-RDRUM datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the AT89C51ED2-RDRUM?
JLCPCB lists it as part C612859, with 0 in stock; the sellers' links on this page open their listings.
What can replace the AT89C51ED2-RDRUM?
Parts like it in the library: the TMS320F28035PAGT by Texas Instruments, the TMS320F28035PAGTR by Texas Instruments, the PIC18F67K22-I/PT by Microchip Technology and the ATSAMD51J19A-AU by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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