K4A4G085WD-BCPB vs K4A4G045WD-BCPB 对比
详细并排对比 K4A4G085WD-BCPB 出自 Samsung Electronics 和 K4A4G045WD-BCPB 出自 Samsung Electronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | K4A4G085WD-BCPB | K4A4G045WD-BCPB |
|---|---|---|
| 品牌 | Samsung Electronics | Samsung Electronics |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.00 | $2.20 |
| 存储器类型 | DDR4 SDRAM | DDR4 SDRAM |
| Density | 4 Gb | 4 Gb |
| 存储组织 | 512M x 8 | 1G x 4 |
| Die Generation | D-die | D-die |
| 电源电压 | 1.2 V | 1.2 V |
| 接口 | DDR4 (Double Data Rate 4) | DDR4 parallel, double data rate |
| 封装 | FBGA-78 (PB) | 78-ball TFBGA (FBGA) |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| Speed Grade / Data Rate | [DATA_NEEDED: speed grade / data rate] | — |
| CAS 延迟 | [DATA_NEEDED: CAS latency] | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Refresh | [DATA_NEEDED: refresh specification] | — |
| RoHS 状态 | Compliant (PB lead-free suffix) | — |
| 无卤 | [DATA_NEEDED: halogen-free status] | — |
| Datasheet Pages | 66 pages (K4A4G085WD family datasheet) | 66 pages (K4A4G045WD / K4A4G085WD family) |
| Speed Class | — | DDR4-2133 (PC2133) |
| Number of Terminals | — | 78 |
| Terminal Form | — | Ball (BGA) |
| Package Shape | — | Rectangular |
| Burst Length | — | 8 (per Samsung DDR4 SDRAM datasheet Rev. 1.1) |
| Speed Bin Notation | — | CL-tRCD-tRP order (per Samsung ordering information) |
| Refresh Rate | — | [DATA_NEEDED: refresh interval 1x/2x/4x support] |