K4S510432D-UC75T00 vs 557 Comparison
Detailed side-by-side comparison of K4S510432D-UC75T00 by Samsung Electronics and 557 by Keystone Electronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Samsung Electronics
K4S510432D-UC75T00 - 512Mb SDRAM 133MHz TSOP II | Samsung
K4S510432D-UC75T00 ✗ End of LifeKeystone Electronics
557 - SMD Battery Holder for A/AA/CR2 Cells | Keystone Electronics
557 ✓ ActiveSpecification Comparison
| Parameter | K4S510432D-UC75T00 | 557 |
|---|---|---|
| Brand | Samsung Electronics | Keystone Electronics |
| Category | Memory ICs | Battery Holders |
| Lifecycle Status | End of Life | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.20 | $0.59 |
| Memory Type | SDRAM - Synchronous DRAM | — |
| Memory Size | 512 Mbit | — |
| Organization | 128M x 4 | — |
| Clock Frequency | 133 MHz | — |
| Access Time | 65 ns | — |
| CAS Latency | 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 | — |
| Package | 54-TSOP II | — |
| Mounting Type | Surface Mount | — |
| Technology | CMOS, D-die generation | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: min/max] |
| RoHS Status | Compliant | Compliant |
| Manufacturer | — | Keystone Electronics |
| Part Number | — | 557 |
| Product Type | — | Battery Holder, Multiple Cell |
| Supported Cell Sizes | — | A, AA, CR2 |
| Mounting Style | — | 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 Level | — | [DATA_NEEDED: per Keystone datasheet] |