| Allied Electronics | 70343648 | 500 | | 500 | |
| Digi-Key | 4694645 | 100 | | 100 | 1 @ $4.10, 10 @ $3.31, 50 @ $2.84, 100 @ $2.58 |
| iodParts | PCR1D561MCL1GS | 1 | 424 | 1 | |
| Digi-Key | 4694646 | 1 | 476 | 1 | 1 @ $2.97, 10 @ $2.84, 50 @ $2.60, 100 @ $2.27 |
| Digi-Key | 4694647 | 100 | | 100 | 1 @ $4.10, 10 @ $3.31, 50 @ $2.84, 100 @ $2.58 |
 Mouser | 647-PCR1D561MCL1GS | 1 | | 1 | 1 @ $3.57, 10 @ $2.88, 100 @ $2.25, 1000 @ $1.55, 10000 @ $1.48 |
| Arrow | PCR1D561MCL1GS | 500 | | 1 | |
| Newark | 29X0855 | 500 | | 500 | 1 @ $1.93, 2000 @ $1.83, 4000 @ $1.71, 8000 @ $1.59, 12000 @ $1.53, 20000 @ $1.51 |
| us.rs-online.com | 70343648 | 500 | | 500 | 500 @ $2.12, 25000 @ $2.08, 50000 @ $2.02 |