Figure 1-1. 8-SOIC, 8-TSSOP (T…

AT25SF081-SSHD-T

ObsoleteMemory8-lead

IC FLASH 8MBIT SPI/QUAD 8SOIC

AT25SF081-SSHD-T is an 8-Mbit SPI serial flash memory with 2.5V-3.6V supply, 70MHz max frequency, 8-lead SOIC (0.150 inch) package, industrial temperature range -40°C to +85°C, supporting dual and quad I/O.Checked against the datasheet

See alternatives Ask AI FAEDatasheet PDF

All alternatives

View full report

3 alternatives on file, including 2 Chinese alternatives. Sign in to view them.

Technical parameters

Key specs

Memory typeFlash

Memory size8 Mbit

InterfaceSPI

Supply voltage2.5 ~ 3.6 V

Clock frequency70 MHzMax

Datasheet-verified parameters

30 items

Parameter	Value and test conditions	Source
Memory Type	SPI Serial Flash Memory
Capacity	8-Mbit
Interface	Serial Peripheral Interface (SPI) Compatible, Supports SPI Modes 0 and 3, Dual and Quad Output Read
Supply Voltage	2.5V to 3.6V
Maximum Operating Frequency	70MHz
Package	8-lead, 0.150 inch wide SOIC (8S1)
Operating Temperature	-40°C to +85°C
Grade	Industrial
RoHS Compliance	RoHS Compliant
Halogen Free	Halide-free
Absolute Maximum Rating - Temperature under Bias	-55°C to +125°C
Absolute Maximum Rating - Storage Temperature	-65°C to +150°C
Absolute Maximum Rating - All Input Voltages	-0.6V to +4.1V
Absolute Maximum Rating - All Output Voltages	-0.6V to VCC + 0.5V
Deep Power-Down Current	Typ 2 µA, Max 5 µA (CS, HOLD, WP = VIH, All inputs at CMOS levels)
Standby Current	Typ 13 µA, Max 25 µA (CS, HOLD, WP = VIH, All inputs at CMOS levels)
Active Current, Read	Typ 3 mA, Max 6 mA (f = 20MHz, IOUT = 0mA); Typ 4 mA, Max 7 mA (f = 50MHz); Typ 5 mA, Max 8 mA (f = 85MHz)
Active Current, Program	Typ 10 mA, Max 16 mA (CS = VCC)
Active Current, Erase	Typ 10 mA, Max 16 mA (CS = VCC)
Input Low Voltage	Max VCC x 0.3 V
Input High Voltage	Min VCC x 0.7 V
Output Low Voltage	Max 0.4 V (IOL=1.6mA, VCC=2.3V)
Output High Voltage	Min VCC - 0.2V (IOH=-100µA)
Endurance	100,000 Program/Erase Cycles
Data Retention	20 Years
Page Program Time	0.7ms Typical (256 Bytes)
4-Kbyte Block Erase Time	70ms Typical
32-Kbyte Block Erase Time	300ms Typical
64-Kbyte Block Erase Time	600ms Typical
Clock-to-Output Delay	6 ns

All parameters (18)ExpandCollapse

Power
Voltage - Supply	2.5V ~ 3.6V
AC and DC characteristics
Clock Frequency	104 MHz
Environment and package
Memory Size	8Mbit
Mounting Type	Surface Mount
Operating Temperature	-40°C~85°C(TC)
Package	Tape & Reel (TR); Cut Tape (CT); Digi-Reel®
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Other
Base Product Number	AT25SF081
Memory Format	FLASH
Memory Interface	SPI - Quad I/O
Memory Organization	1M x 8
Memory Type	Non-Volatile
Mfr	Adesto Technologies
Product Status	Obsolete
Series	-
Technology	FLASH - NOR
Write Cycle Time - Word, Page	5µs, 5ms

Pinout and package

Pin	Name	Function
1	CS	(CHIP SELECT): Chip select, active low, selects the device
2	SCK	(SERIAL CLOCK): Serial clock, input
3	SI	(I/O0) (SERIAL INPUT): Serial input, data input, I/O in Dual/Quad modes
4	GND	(GROUND): Ground
5	SO	(I/O1) (SERIAL OUTPUT): Serial output, data output, I/O in Dual/Quad modes
6	WP	(I/O2) (WRITE PROTECT): Write protect, hardware locking, I/O in Quad mode
7	HOLD	(I/O3) (HOLD): Hold, pause communication, I/O in Quad mode
8	VCC	(DEVICE POWER SUPPLY): Device power supply

Documents

DatasheetDatasheet · 3.1 MB · 2026-10-28

Open document center

Datasheet-verified content is extracted by AI from the manufacturer datasheet. Click a page number to view the original.