Overview: www.DataSheet4U.com DATA SHEET 256M bits SDRAM WTR (Wide Temperature Range)
EDS2532JEBH-75TT (8M words × 32 bits)
Specifications
• Density: 256M bits • Organization 2M words × 32 bits × 4 banks • Package: 90-ball FBGA Lead-free (RoHS compliant) • Power supply: VDD, VDDQ = 2.5V ± 0.2V • Clock frequency: 133MHz (max.) • 2KB page size Row address: A0 to A11 Column address: A0 to A8 • Four internal banks for concurrent operation • Interface: LVCMOS • Burst lengths (BL): 1, 2, 4, 8, full page • Burst type (BT): Sequential (1, 2, 4, 8, full page) Interleave (1, 2, 4, 8) • /CAS Latency (CL): 2, 3 • Precharge: auto precharge option for each burst access • Driver strength: half/quarter • Refresh: auto-refresh, self-refresh • Refresh cycles: 4096 cycles/64ms Average refresh period: 15.6µs • Operating ambient temperature range TA = –20°C to +85°C Pin Configurations
/xxx indicates active low signal.