1GB Transcend JetRAM DDR2 PC2-5400 667MHz CL5 desktop memory module by Transcend

Transcend JetRAM is a well established brand in computer memory upgrades. This single 1GB DDR2 667MHz memory module is a popular choice for consumers upgrading desktop computer systems with DDR2 memory. Designed for adding more memory to desktop computers using DDR2 memory at 667MHz (PC2-5400). This memory module is also suitable for systems using dual channel memory, when these modules are added in matching pairs.

Technical details from Transcend:

The JM667QLU-1G is a 128M x 64bits DDR2-667 Unbuffered DIMM. The JM667QLU-1G consists of 8pcs 128Mx8bits DDR2 SDRAMs in 68 ball FBGA packages and a 2048 bits serial EEPROM on a 240-pin printed circuit board. The JM667QLU-1G is a Dual In-Line Memory Module and is intended for mounting into 240-pin edge connector sockets.

Synchronous design allows precise cycle control with the use of system clock. Data I/O transactions are possible on both edges of DQS. Range of operation frequencies, programmable latencies allow the same device to be
useful for a variety of high bandwidth, high performance memory system applications.