29SF020

2 Mbit / 4 Mbit (x8) Small-Sector Flash SST29SF020 / SST29SF040 SST29VF020 / SST29VF040 SST29SF/VF020 / 0402Mb / 4Mb (x8) Byte-Program, Small-Sector flash memories Data Sheet FEATURES: Organized as 256K x8 / 512K x8 Single Voltage Read and Write Operations – 4.5-5.5V for SST29SF020/040 – 2.7-3.6V for SST29VF020/040 Superior Reliability – Endurance: 100,000 Cycles (typical) – Greater than 100 years Data Retention Low Power Consumption: – Active Current: 10 mA (typical) www.DataSheet4U.com – Standby Current: 30 µA (typical) for SST29SF020/040 1 µA (typical) for SST29VF020/040 Sector-Erase Capability – Uniform 128 Byte sectors Fast Read Access Time: – 55 ns for SST29SF020/040 – 70 ns for SST29VF020/040 Latched Address and Data Fast Erase and Byte-Program: – Sector-Erase Time: 18 ms (typical) – Chip-Erase Time: 70 ms (typical) – Byte-Program Time: 14 µs (typical) – Chip Rewrite Time: 4 seconds (typical) for SST29SF/VF020 8 seconds (typical) for SST29SF/VF040 Automatic Write Timing – Internal VPP Generation End-of-Write Detection – Toggle Bit – Data# Polling TTL I/O Compatibility for SST29SF020/040 CMOS I/O Compatibility for SST29VF020/040 JEDEC Standard – Flash EEPROM Pinouts and command sets Packages Available – 32-lead PLCC – 32-lead TSOP (8mm x 14mm) All non-Pb (lead-free) devices are RoHS compliant PRODUCT DESCRIPTION The SST29SF020/040 and SST29VF020/040 are 256K x8 / 512K x8 CMOS Small-Sector Flash (SSF) manufactured with SST’s proprietary, ...