- KMM491000-10
- Samsung Electronics
- 1 M x 9 DRAM SIP and SIMM Memory Modules
- KMM491000-12
- Samsung Electronics
- 1 M x 9 DRAM SIP and SIMM Memory Modules
- KMM491000-10
- Samsung Electronics
- 1 M x 9 DRAM SIP and SIMM Memory Modules
- KMM491000-12
- Samsung Electronics
- 1 M x 9 DRAM SIP and SIMM Memory Modules
- 550MM491M520DG
- Silicon Labs
- VCXO, CLOCK, 491.52 MHz, LVPECL OUTPUT
- 550MM491M520DGR
- Silicon Labs
- VCXO, CLOCK, 491.52 MHz, LVPECL OUTPUT