K4S510432D-UC75T00 vs 557 对比
详细并排对比 K4S510432D-UC75T00 出自 Samsung Electronics 和 557 出自 Keystone 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。
Samsung Electronics
K4S510432D-UC75T00 - 512Mb SDRAM 133MHz TSOP II | Samsung
K4S510432D-UC75T00 ✗ 停产
规格对比
| 参数 | K4S510432D-UC75T00 | 557 |
|---|---|---|
| 品牌 | Samsung Electronics | Keystone Electronics |
| 分类 | Memory ICs | Battery Holders |
| 生命周期状态 | 停产 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.20 | $0.59 |
| 存储器类型 | SDRAM - Synchronous DRAM | — |
| 存储容量 | 512 Mbit | — |
| 存储组织 | 128M x 4 | — |
| Clock Frequency | 133 MHz | — |
| Access Time | 65 ns | — |
| CAS 延迟 | 3 (at 133 MHz) | — |
| Supply Voltage Range | 3.0 V to 3.6 V | — |
| I/O Interface | LVTTL | — |
| Bank Architecture | 4 banks | — |
| Burst Length | 1, 2, 4, 8, full page | — |
| Refresh | Auto-refresh and self-refresh | — |
| 封装 | 54-TSOP II | — |
| 安装类型 | Surface Mount | — |
| Technology | CMOS, D-die generation | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: min/max] |
| RoHS 状态 | Compliant | Compliant |
| Manufacturer | — | Keystone Electronics |
| Part Number | — | 557 |
| Product Type | — | Battery Holder, Multiple Cell |
| Supported Cell Sizes | — | A, AA, CR2 |
| 安装方式 | — | Surface Mount (SMD/SMT) |
| Termination Style | — | SMD Tab |
| Number of Cells | — | 1 (single cell, multi-size) |
| Cell Orientation | — | [DATA_NEEDED: vertical or horizontal] |
| Contact Material | — | [DATA_NEEDED: spring alloy] |
| Housing Material | — | Thermoplastic |
| Current Rating | — | [DATA_NEEDED: continuous A] |
| Contact Resistance | — | [DATA_NEEDED: milliohm] |
| Packaging | — | Tape and Reel (tab format) |
| Lead Free | — | Yes (per DigiKey listing) |
| MSL 等级 | — | [DATA_NEEDED: per Keystone datasheet] |