Infineon HYS64T128021HDL-3.7A | 1GB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Dual Rank Memory Module

Technical Specifications:
- Memory Type: DDR2 SDRAM
- Capacity: 1GB
- Speed: 533MHz (PC2-4200)
- CAS Latency: CL4
- Pin Count: 200-pin
- Module Type: SoDimm
- Error Correction Code: Non-ECC
- Rank: Dual Rank
- Voltage: 1.8V
- Technology: 90nm
- Form Factor: DIMM 200-pin
- Data Transfer Rate: 4.2 GB/s

Helpful Notes:
- This memory module is compatible with laptops and other mobile devices that support DDR2 SDRAM.
- Dual rank memory modules provide better performance than single rank modules.
- Make sure to check your device's maximum memory capacity before upgrading.