Specification	SST39SF040-70-4C-WHE

Access Time	70 ns
Memory Depth	512 K
Memory Format	FLASH
Memory Interface (Type)	Parallel
Memory Size	4 Mbit
Memory Type	Non-Volatile
Memory Width	8 bit
Mounting Type	Surface Mount
Operating Temperature (Max)	70 °C
Operating Temperature (Min)	0 °C
Package Length	0.488 "
Package Name	32-TSOP, 32-TFSOP
Package Width	12.4 mm
Technology	FLASH
Voltage - Supply (Maximum)	5.5 V
Voltage - Supply (Minimum)	4.5 V
Write Cycle Time - Page	20 µs
Write Cycle Time - Word	20 µs

SST39SF040 Series

Part	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Package / Case	Technology	Memory Interface (Type)	Memory Width	Memory Depth	Memory Type	Write Cycle Time - Word	Write Cycle Time - Page	Memory Format	Access Time	Operating Temperature (Min)	Operating Temperature (Max)	Memory Size	Package Length	Package Name	Package Width	Mounting Type
Microchip Technology SST39SF040-55-4C-NHE	5.5 V	4.5 V	32-LCC (J-Lead)	FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	55 ns	0 °C	70 °C	4 Mbit	0.45 in	32-PLCC	13.97 mm	Surface Mount
Microchip Technology SST39SF040-45-4I-WHE	5.5 V	4.5 V		FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	45 ns	-40 °C	85 °C	4 Mbit	0.488 "	32-TFSOP 32-TSOP	12.4 mm	Surface Mount
Microchip Technology SST39SF040-45-4C-WHE	5.5 V	4.5 V		FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	45 ns	0 °C	70 °C	4 Mbit	0.488 "	32-TFSOP 32-TSOP	12.4 mm	Surface Mount
Microchip Technology SST39SF040-55-4C-NHE-T	5.5 V	4.5 V	32-LCC (J-Lead)	FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	55 ns	0 °C	70 °C	4 Mbit	0.45 in	32-PLCC	13.97 mm	Surface Mount
Microchip Technology SST39SF040-45-4C-NHE-T	5.5 V	4.5 V	32-LCC (J-Lead)	FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	45 ns	0 °C	70 °C	4 Mbit	0.45 in	32-PLCC	13.97 mm	Surface Mount
Microchip Technology SST39SF040-55-4I-NHE	5.5 V	4.5 V	32-LCC (J-Lead)	FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	55 ns	-40 °C	85 °C	4 Mbit	0.45 in	32-PLCC	13.97 mm	Surface Mount
Microchip Technology SST39SF040-70-4I-NHE	5.5 V	4.5 V	32-LCC (J-Lead)	FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	70 ns	-40 °C	85 °C	4 Mbit	0.45 in	32-PLCC	13.97 mm	Surface Mount
Microchip Technology SST39SF040-45-4C-WHE-T	5.5 V	4.5 V		FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	45 ns	0 °C	70 °C	4 Mbit	0.488 "	32-TFSOP 32-TSOP	12.4 mm	Surface Mount
Microchip Technology SST39SF040-70-4C-NHE	5.5 V	4.5 V	32-LCC (J-Lead)	FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	70 ns	0 °C	70 °C	4 Mbit	0.45 in	32-PLCC	13.97 mm	Surface Mount
Microchip Technology SST39SF040-45-4I-WHE-T	5.5 V	4.5 V		FLASH	Parallel	8 bit	512 K	Non-Volatile	20 µs	20 µs	FLASH	45 ns	-40 °C	85 °C	4 Mbit	0.488 "	32-TFSOP 32-TSOP	12.4 mm	Surface Mount

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39 Series Brief

SST39SF040-70-4C-WHE | Datasheet