SRAM芯片主要用于二级高速缓存(Level2 Cache)。SRAM是用六个晶体管组成的,是利用晶体管来存储数据。SRAM芯片相相对于DRAM读取速度是相对比较快,但相同面积下SRAM的容量要比其他类型的内存小。 Density Org. Part Number Vcc Speed(ns) Pkg(Pins) 4Mb 512Kx8 IS61WV5128EDBLL 2.4-3.6V 8,10 TSOP2(44),BGA(36) 4Mb 512Kx8 IS64WV5128EDBLL 2.4-3.6V 10 TSOP2(44),BGA(36) 4Mb 256Kx16 IS61C25616AL 5V 10ns SOJ(44),TSOP2(44) 4Mb 256Kx16 IS61C25616AS 5V 25 SOJ(44),TSOP2(44) 4Mb 256Kx16 IS64WV25616BLL/BLS 2.4-3.6V 10 TSOP2(44),BGA(48) 4Mb 256Kx16 IS61WV25616EDBLL 2.4-3.6V 8,10 TSOP2(44),BGA(48) 4Mb 256Kx16 IS61WV25616ALL/BLL 1.65-3.6V 8,10,20 TSOP2(44),BGA(48) 4Mb 256Kx16 IS64WV25616EDBLL 2.4-3.6V 10 TSOP2(44),BGA(48) 3Mb 128Kx24 IS61LV12824 3.3V 8,10 BGA(119),QFP(100) 2Mb 256Kx8 IS61WV2568EDBLL 2.4-3.6V 8,10 SOJ(36),TSOP2(44),BGA(36) 2Mb 128Kx16 IS61WV12816DALL/DBLL 1.65-3.6V 8,10,12,20 TSOP2(32),BGA(48) 2Mb 128Kx16 IS61WV12816EDBLL 2.4-3.6V 8,10 TSOP2(44),BGA(48) 2Mb 128Kx16 IS64WV12816EDBLL 2.4-3.6V 10 TSOP2(44),BGA(48) 1Mb 128Kx8 IS61C1024AL 5V 12ns SOJ(32.3),SOJ(32.4),TSOP1(32),sTSOP(32) 1Mb 128Kx8 IS61WV1288EEBLL 2.4-3.6V 8,10 TSOP2(32),BGA(48),sTSOP1(32),SOJ(32.3) 1Mb 128Kx8 IS63WV1288DALL/DBLL 1.65-3.6V 8,10,12,20 TSOP2(32),BGA(48),sTSOP1(32),SOJ(32.3)