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SST34HF1621

Silicon Storage Technology
Part Number SST34HF1621
Manufacturer Silicon Storage Technology
Description (SST34HF1621 / SST34HF1641) 16M-bit Concurrent SuperFlash + SRAM Combo Memory
Published Mar 23, 2006
Detailed Description 16 Mbit Concurrent SuperFlash + 2 / 4 Mbit SRAM ComboMemory SST34HF1621 / SST34HF1641 SST3 4HF16 21/ 164 116 Mb CSF (x1 ...
Datasheet PDF File SST34HF1621 PDF File

SST34HF1621
SST34HF1621

Overview
16 Mbit Concurrent SuperFlash + 2 / 4 Mbit SRAM ComboMemory SST34HF1621 / SST34HF1641 SST3 4HF16 21/ 164 116 Mb CSF (x1 6) + 2Mb / 4Mb SRAM (x8/x16 ) MCP Co mboMe morie s Data Sheet FEATURES: • Flash Organization: 1M x16 • Dual-Bank Architecture for Concurrent Read/Write Operation – 16 Mbit: 12 Mbit + 4 Mbit • SRAM Organization: – 2 Mbit: 256K x8 or 128K x16 – 4 Mbit: 512K x8 or 256K x16 • Single 2.
7-3.
3V Read and Write Operations • Superior Reliability – Endurance: 100,000 Cycles (typical) – Greater than 100 years Data Retention • Low Power Consumption: – Active Current: 25 mA (typical) – Standby Current: 20 µA (typical) • Hardware Sector Protection (WP#) – Protects 4 outer most sectors (4 KWord) in the larger bank by holding WP# low and unprotects by holding WP# high • Hardware Reset Pin (RST#) – Resets the internal state machine to reading data array • Sector-Erase Capability – Uniform 1 KWord sectors • Block-Erase Capability – Uniform 32 KWord blocks • Read Access Time – Flash: 7...


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