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参数资料
| 型号： | FM31T372-G |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO14 |
| 封装： | GREEN, MS-012, SOIC-14 |
| 文件页数： | 13/26页 |
| 文件大小： | 790K |
| 代理商： | FM31T372-G |
FM31T372/374/376/378-G
Rev. 1.1
Apr. 2011
Page 20 of 26
S
A
Slave Address
1
Data Byte
1
P
By Master
By FM31xxx
Start
Address
Stop
No
Acknowledge
Data
S
A
Slave Address
0
Address MSB
A
Start
Address
Acknowledge
Address LSB
A
Figure 16.
Selective (Random) Memory Read
Figure 17.
Byte Register Write
NOTE:
It is required that Register Address bits A7-A5 are cleared (zeroes).
Addressing F-RAM Array in the FM31T37x Family
The FM31T37x family includes 256Kb, 64Kb, 16Kb, and 4Kb memory densities. The following 2-byte address field
is shown for each density.
Table 4.
Two-Byte Memory Address
Part #
1
st Address Byte
2
nd Address Byte
FM31T378
x
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
FM31T376
x
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
FM31T374
x
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
FM31T372
x
A8
A7
A6
A5
A4
A3
A2
A1
A0
S
A
Slave Address
0
Address
A
Data Byte
A
P
By Master
Start
Address & Data
Stop
Acknowledge
0 0 0
By FM31T37x
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相关代理商/技术参数 |
参数描述 |
|---|---|
| FM31T372-GTR | 功能描述:F-RAM F-RAM 4K w/RTC RoHS:否 存储容量:512 Kbit 组织:64 K x 8 接口:SPI 工作电源电压:2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube 制造商:Cypress Semiconductor |
| FM31T374 | 制造商:RAMTRON 制造商全称:RAMTRON 功能描述:System Supervisor & Temperature Compensated RTC(TCXO) with Embedded Crystal |
| FM31T374-G | 功能描述:F-RAM F-RAM 16K w/RTC RoHS:否 存储容量:512 Kbit 组织:64 K x 8 接口:SPI 工作电源电压:2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube 制造商:Cypress Semiconductor |
| FM31T374-GTR | 功能描述:F-RAM F-RAM 16K w/RTC RoHS:否 存储容量:512 Kbit 组织:64 K x 8 接口:SPI 工作电源电压:2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube 制造商:Cypress Semiconductor |
| FM31T376 | 制造商:RAMTRON 制造商全称:RAMTRON 功能描述:System Supervisor & Temperature Compensated RTC(TCXO) with Embedded Crystal |
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