参数资料
型号: DS2778G+T&R
厂商: Maxim Integrated Products
文件页数: 4/46页
文件大小: 0K
描述: IC FUEL GAUGE LI+ 2CELL 14-TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
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: 带卷 (TR)
2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with
Protector and Optional SHA-1 Authentication
EEPROM RELIABILITY SPECIFICATION
(V DD = +4.0V to +9.2V, T A = -20°C to +70°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
EEPROM Copy Time
t EEC
10
ms
EEPROM Copy Endurance
N EEC
T A = +50°C
50,000
Cycles
ELECTRICAL CHARACTERISTICS: 1-Wire INTERFACE, STANDARD (DS2775/DS2776 ONLY)
(V DD = +4.0V to +9.2V, T A = -20°C to +70°C.)
Time Slot
PARAMETER
SYMBOL
t SLOT
CONDITIONS
MIN
60
TYP
MAX
120
UNITS
μs
Recovery Time
t REC
1
μs
Write-Zero Low Time
Write-One Low Time
t LOW0
t LOW1
60
1
120
15
μs
μs
Read Data Valid
Reset Time High
t RDV
t RSTH
480
15
μs
μs
Reset Time Low
Presence-Detect High
Presence-Detect Low
t RSTL
t PDH
t PDL
480
15
60
960
60
240
μs
μs
μs
ELECTRICAL CHARACTERISTICS: 1-Wire INTERFACE, OVERDRIVE (DS2775/DS2776 ONLY)
(V DD = +4.0V to +9.2V, T A = -20°C to +70°C.)
Time Slot
PARAMETER
SYMBOL
t SLOT
CONDITIONS
MIN
6
TYP
MAX
16
UNITS
μs
Recovery Time
t REC
1
μs
Write-Zero Low Time
Write-One Low Time
t LOW0
t LOW1
6
1
16
2
μs
μs
Read Data Valid
Reset Time High
t RDV
t RSTH
48
2
μs
μs
Reset Time Low
Presence-Detect High
Presence-Detect Low
t RSTL
t PDH
t PDL
48
2
8
80
6
24
μs
μs
μs
4
_______________________________________________________________________________________
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