参数资料
型号: DS2775G+
厂商: Maxim Integrated Products
文件页数: 45/46页
文件大小: 0K
描述: IC FUEL GAUGE LI+ 2CELL 14-TDFN
产品培训模块: 1-Wire Communications
Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
功能: 燃料,电量检测计/监控器
电池化学: 锂离子(Li-Ion)、锂聚合物(Li-Pol)
电源电压: 4 V ~ 9.2 V
工作温度: -20°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 14-WFDFN 裸露焊盘
供应商设备封装: 14-TDFN-EP(3x5)
包装: 管件
产品目录页面: 1436 (CN2011-ZH PDF)
2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with
Protector and Optional SHA-1 Authentication
Table 15. Function Commands
FUNCTION
COMMAND
TARGET
EEPROM
BLOCK
FCmd
VALUE
DESCRIPTION
This command copies the shadow RAM to the target EEPROM block. Copy data
Copy Data
0
1
42h
44h
commands that target locked blocks are ignored. While the Copy Data command is
executing, the EEC bit in the EEPROM register is set to 1, and write data commands
with MAddr set to any address within the target block are ignored. Read data and
write data commands with MAddr set outside the target block are processed while
the copy is in progress. The Copy Data command execution time, t EEC , is 2ms
typical and starts after the FCmd byte is acknowledged. Subsequent copy or lock
commands must be delayed until the EEPROM programming cycle completes.
Recall Data
0
1
B2h
B4h
This command recalls the contents of the targeted EEPROM block to its shadow
RAM.
This command locks (write protects) the targeted EEPROM block. The LOCK bit in
Lock
0
1
63h
66h
the EEPROM register must be set to 1 before the Lock command is executed. If the
LOCK bit is 0, the Lock command has no effect. The Lock command is permanent;
a locked block can never be written again. The Lock command execution time,
t EEC , is 2ms typical and starts after the FCmd byte is acknowledged. Subsequent
copy or lock commands must be delayed until the EEPROM programming cycle
completes.
Read ROM
ID
39h
This command initiates a read of the unique 64-bit ROM ID. After the Read ROM ID
command is sent, the ROM ID can be read with the following sequence:
S SAddr R Data0 A Data1 A ... Data7 N P.
Selector Guide
Package Information
PART
DS2775 G+
DS2775G+T&R
DS2776 G+
INTERFACE
1-Wire
1-Wire
1-Wire
SHA-1
No
No
Yes
For the latest package outline information and land patterns
(footprints), go to www.maxim-ic.com/packages . Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but
the drawing pertains to the package regardless of RoHS status.
DS2776G+T&R
DS2777 G+
DS2777G+T&R
1-Wire
2-Wire
2-Wire
Yes
No
No
PACKAGE
TYPE
14 TDFN-EP
PACKAGE
CODE
T1435N+1
OUTLINE
NO.
LAND
PATTERN NO.
DS2778 G+
DS2778G+T&R
2-Wire
2-Wire
Yes
Yes
+Denotes a lead(Pb)-free/RoHS-compliant package.
T&R = Tape and reel.
______________________________________________________________________________________
45
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相关代理商/技术参数
参数描述
DS2775G+ 功能描述:电池管理 2-Cell Stand-Alone Li+ Fuel-Gauge RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
DS2775G+T&R 制造商:Maxim Integrated Products 功能描述: 制造商:Maxim Integrated Products 功能描述:2S FG PROT 1W 14L 3X5 TDFN T&R - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC FUEL GAUGE LI+ 2CELL 14-TDFN 制造商:Maxim Integrated Products 功能描述:Battery Management 2-Cell Stand-Alone Li+ Fuel-Gauge
DS2775G+T&R 功能描述:电池管理 2-Cell Stand-Alone Li+ Fuel-Gauge RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
DS2775G+TR 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication
DS2775GR 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication