| CH557 | 51 | LQFP48 LQFP64 | 48 | 63 | 8.45 | 58 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH555 | 51 | LQFP48 | 48 | 63 | 8.45 | 45 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH545 | 51 | LQFP48 LQFP64 | 48 | 63 | 8.45 | 58 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH559 | 51 | LQFP48 SSOP20 | 48 | 63 | 6.40 | 45 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH558 | 51 | LQFP48 SSOP20 | 48 | 35 | 4.35 | 45 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH549 | 51 | LQFP48 QFN28 SOP16 | 48 | 63 | 2.30 | 44 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH548 | 51 | LQFP48 SOP16 | 48 | 35 | 2.30 | 44 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH547 | 51 | LQFP48 QFN28 SOP16 | 48 | 63 | 1.28 | 44 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH546 | 51 | LQFP48 SOP16 | 48 | 35 | 1.28 | 44 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH554 | 51 | TSSOP20 SOP16 MSOP10 QFN16 | 24 | 16 | 1.28 | 17 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH552 | 51 | TSSOP20 SOP16 MSOP10 QFN16 | 24 | 16 | 1.28 | 17 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 | |
| CH551 | 51 | SOP16 | 24 | 10 | 0.77 | 13 | 3.30 | 5.00 | -40~85 | 沁恒WCH | 产品详情 |