32 Mbit SPI Serial Flash
A Microchip Technology Company
SST25VF032B
Data Sheet
JEDEC Read-ID
The JEDEC Read-ID instruction identifies the device as SST25VF032B and the manufacturer as SST.
The device information can be read from executing the 8-bit command, 9FH. Following the JEDEC
Read-ID instruction, the 8-bit manufacturer’s ID, BFH, is output from the device. After that, a 24-bit
device ID is shifted out on the SO pin. Byte 1, BFH, identifies the manufacturer as SST. Byte 2, 25H,
identifies the memory type as SPI Serial Flash. Byte 3, 4AH, identifies the device as SST25VF032B.
The instruction sequence is shown in Figure 21. The JEDEC Read ID instruction is terminated by a low
to high transition on CE# at any time during data output.
CE#
MODE 3
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
SCK
SI
MODE 0
9F
SO
HIGH IMPEDANCE
BF
25
4A
MSB
MSB
1327 F22.0
Figure 21: JEDEC Read-ID Sequence
Table 7: JEDEC Read-ID Data
Device ID
Manufacturer’s ID
Byte1
BFH
Memory Type
Byte 2
25H
Memory Capacity
Byte 3
4AH
T7.0 25071
?2011 Silicon Storage Technology, Inc.
21
DS25071A
12/11
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SST25VF032B-66-4I-S2E 制造商:SST 制造商全称:Silicon Storage Technology, Inc 功能描述:32 Mbit SPI Serial Flash
SST25VF032B-66-4I-S2F 制造商:SST 制造商全称:Silicon Storage Technology, Inc 功能描述:32 Mbit SPI Serial Flash
SST25VF032B-80-4I-QAE 功能描述:闪存 32M (4Mx8) 80MHz Industrial Temp RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel
SST25VF032B-80-4I-QAE_ 制造商:Microchip Technology Inc 功能描述:
SST25VF032B-80-4I-QAE-T 功能描述:闪存 2.7V to 3.6V 32Mbit SPI Serial 闪存 RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel
SST25VF032B-80-4I-S2AF 功能描述:闪存 32M (4Mx8) 80MHz Industrial Temp RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel