BY25D40ASOIG 4M BIT SPI NOR FLASH Boya Stock

The BY25D40ASOIG is 4M-bit Serial Peripheral Interface (SPI) Flash memory, and supports the Dual SPI: Serial Clock, Chip Select, Serial Data I/O0 (SI), I/O1 (SO). The Dual Output data is transferred with speed of 108Mbits/s. The device uses a single low voltage power supply, ranging from 2.7 Volt to 3.6 Volt.

Additionally, the device supports JEDEC standard manufacturer and device ID.

In order to meet environmental requirements, Boya Microelectronics offers an 8-pin SOP 150-mil, or 208mil, an 8-pin TSSOP 173-mil, an 8-pad USON 3×2-mm, and other special order packages, please contacts Boya Microelectronics for ordering information.

Serial Peripheral Interface (SPI)
– Standard SPI: SCLK, /CS, SI, SO, /WP
– Dual SPI: SCLK, /CS, IO0, IO1, /WP

Read
– Normal Read (Serial): 55MHz clock rate
– Fast Read (Serial): 108MHz clock rate
– Dual Read: 108MHz clock rate

Program
– Serial-input Page Program up to 256bytes

Erase
– Block erase (64/32 KB)
– Sector erase (4 KB)
– Chip erase

Program/Erase Speed
– Page Program time: 0.7ms typical
– Sector Erase time: 100ms typical
– Block Erase time: 0.3/0.5s typical
– Chip Erase time: 3s typical

Flexible Architecture
– Sector of 4K-byte
– Block of 32/64K-byte

Low Power Consumption
– 20mA maximum active current
-5uA maximum power down current

Software/Hardware Write Protection
– Enable/Disable protection with WP Pin
– Write protect all/portion of memory via software
– Top or Bottom, Sector or Block selection

Single Supply Voltage
– Full voltage range: 2.7~3.6V

Temperature Range
– Commercial (0℃ to +70℃)
– Industrial (-40℃ to +85℃)

Cycling Endurance/Data Retention
– Typical 100k Program-Erase cycles on any sector
– Typical 20-year data retention