参数资料
型号: DS2761AE+025/T&R
厂商: Maxim Integrated Products
文件页数: 3/24页
文件大小: 0K
描述: IC MON BATT LI-ION HP 16-TSSOP
标准包装: 1,000
功能: 电池监控器
电池化学: 锂离子(Li-Ion)
电源电压: 2.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
DS2761
Three types of memory are provided on the DS2761 for battery information storage: EEPROM, lockable
EEPROM, and SRAM. EEPROM memory saves important battery data in true NV memory that is
unaffected by severe battery depletion, accidental shorts, or ESD events. Lockable EEPROM becomes
ROM when locked to provide additional security for unchanging battery data. SRAM provides
inexpensive storage for temporary data.
Figure 1. BLOCK DIAGRAM
DQ
THERMAL
SENSE
1-WIRE
INTERFACE
AND
ADDRESS
VOLTAGE
REFERENCE
REGISTERS AND
USER MEMORY
LOCKABLE EEPROM
SRAM
TEMPERATURE
VOLTAGE
V IN
IS1
IS2
+
-
MUX
ADC
CURRENT
ACCUM. CURRENT
STATUS / CONTROL
TIMEBASE
PIO
PLS
PS
LI-ION PROTECTION
INTERNAL SENSE RESISTOR CONFIGURATION ONLY
CC
DC
SNS
IS2
25m W
IS1
CHIP GROUND
V SS
TEST CURRENT AND RECOVERY CHARGE DETAIL
I RC
PLS
3 of 24
V SS
I TST
I TST
V DD
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