SigmaQuad™ ECCRAM Overview
   The GS8672D19/37BE are built in compliance with the SigmaQuad-II+ ECCRAM pinout standard for Separate I/O synchronous ECCRAMs. They are 75,497,472-bit (72Mb) ECCRAMs. The GS8672D19/37BE SigmaQuad ECCRAMs are just one element in a family of low power, low voltage HSTL I/O ECCRAMs designed to operate at the speeds needed to implement economical high performance networking systems.

FEATUREs
• 2.0 Clock Latency
• On-Chip ECC with virtually zero SER
• Simultaneous Read and Write SigmaQuad™ Interface
• JEDEC-standard pinout and package
• Dual Double Data Rate interface
• Byte Write Capability
• Burst of 4 Read and Write
• On-Die Termination (ODT) on Data (D), Byte Write (BW),
   and Clock (K, K) outputs
• 1.8 V +100/–100 mV core power supply
• 1.5 V HSTL Interface
• Pipelined read operation
• Fully coherent read and write pipelines
• ZQ pin for programmable output drive strength
• IEEE 1149.1 JTAG-compliant Boundary Scan
• Pin-compatible with 18Mb, 36Mb and 144Mb devices
• 165-bump, 15 mm x 17 mm, 1 mm bump pitch BGA package
• RoHS-compliant 165-bump BGA package available