Microchip SST39SF040-70-4C-PHE, Parallel, Serial 4Mbit Flash Memory, 70ns; 5V, 32-Pin PDIP

  • RS Stock No. 810-4037
  • Mfr. Part No. SST39SF040-70-4C-PHE
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

SST39SF010A/020A/040 Parallel SuperFlash® Memory

The SST39SF010A/020A/040 family of devices from Microchip are Parallel multi-purpose SuperFlash® Memory ICs.


4.5-5.5V Read and Write Operations
Endurance – 100,000 cycles (typical)
Low Power Consumption - Active Current 10 mA, Standby Current 30 μA (typical values at 14 MHz)
Sector-Erase Capability – Uniform 4 Kbyte sectors
Read Access Time – 55 to 70 ns
Sector-Erase Time 18 ms
Chip-Erase Time: 70 ms (typical)
Byte-Program Time – 14 μs (typical)
Chip Rewrite Time – SST39SF010A 2 seconds, SST39SF020A 4 seconds, SST39SF040 8 seconds (typical values)
Latched Address and Data
Automatic Write Timing – Internal VPP Generation
End-of-Write Detection – Toggle Bit – Data# Polling
TTL I/O Compatibility
JEDEC Standard– Flash EEPROM Pinouts and Command Sets

Flash Memory, Microchip

Attribute Value
Memory Size 4Mbit
Interface Type Parallel, Serial
Package Type PDIP
Pin Count 32
Organisation 512K x 8 bit
Mounting Type Through Hole
Cell Type Split Gate
Minimum Operating Supply Voltage 4.5 V
Maximum Operating Supply Voltage 5.5 V
Length 42.04mm
Height 3.81mm
Width 15.88mm
Dimensions 42.04 x 15.88 x 3.81mm
Maximum Operating Temperature +70 °C
Maximum Random Access Time 70ns
Number of Bits per Word 8bit
Minimum Operating Temperature 0 °C
Number of Words 512K
Temporarily out of stock - back order for despatch when stock is available
Unit of sale: Each (In a Pack of 11)
(exc. VAT)
(inc. VAT)
Per unit
Per Pack*
11 - 22
33 - 99
110 +
*price indicative
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