参数资料
型号: DS2438Z+T&R
厂商: Maxim Integrated Products
文件页数: 22/29页
文件大小: 0K
描述: IC MONITOR SMART BATTERY 8-SOIC
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: 智能电池
电源电压: 2.4 V ~ 10 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
DS2438
NOTES:
1. Temperature conversion takes up to 10 ms.
2. A/D conversion takes up to 4 ms.
3. EEPROM writes take up to 10 ms.
SAMPLE COMMAND SEQUENCE Table 12
Example: Bus Master enables the ICA, CCA, and DCA on a single DS2438 and configures it such that
the CCA/DCA information is shadowed to EEPROM. The voltage A/D is configured such that the
DS2438 will perform voltage measurements on the battery (VDD) voltage.
MASTER MODE
TX
RX
TX
TX
TX
TX
RX
TX
TX
RX
TX
RX
TX
TX
RX
TX
RX
DATA (LSB FIRST)
Reset
Presence
CCh
4Eh00h
0Fh
Reset
Presence
CCh
BEh00h
<9 data bytes>
Reset
Presence
CCh
48h00h
Read Slots
Reset
Presence
COMMENTS
Read pulse
Presence pulse
Skip ROM
Issue Write SP 00h command
Sets ICA, CA, EE, AD Bits active
Reset pulse
Presence pulse
Skip ROM
Issue Read SP 00h command
Read scratchpad data and CRC
Reset pulse
Presence pulse
Skip ROM
Issue Copy SP 00h command
DS2438 returns a “1” when Copy SP is complete
Reset pulse
Presence Pulse, done
22 of 29
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