參數資料
型號： MAX6891ETP
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 電源管理
英文描述： EEPROM-Programmable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors
中文描述： 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PQCC20
封裝： 5 X 5 MM, TQFN-20
文件頁數： 15/40頁
文件大?。?/td> 255K
代理商： MAX6891ETP
MAX6889/MAX6890/MAX6891
EEPROM-Programmable, Octal/Hex/Quad,
Power-Supply Sequencers/Supervisors
22
______________________________________________________________________________________
REGISTER
ADDRESS
EEPROM
MEMORY
ADDRESS
BIT
OUTPUT ASSERTION CONDITIONS
[0]
1 = PO7 assertion depends on IN1 undervoltage threshold (Table 2)
[1]
1 = PO7 assertion depends on IN2 undervoltage threshold (Table 3)
[2]
1 = PO7 assertion depends on IN3 undervoltage threshold (Table 3)
[3]
1 = PO7 assertion depends on IN4 undervoltage threshold (Table 3)
[4]
1 = PO7 assertion depends on IN5 undervoltage threshold (Table 3)
[5]
1 = PO7 assertion depends on IN6 undervoltage threshold (Table 3)
[6]
1 = PO7 assertion depends on IN7 (MAX6890 only) undervoltage threshold (Table 3)
1Ch
9Ch
[7]
1 = PO7 assertion depends on IN8 (MAX6890 only) undervoltage threshold (Table 4)
[0]
1 = PO7 assertion depends on watchdog (Table 20)
[1]
1 = PO7 assertion depends on GPI1 (Table 5)
[2]
1 = PO7 assertion depends on GPI2 (Table 5)
[3]
1 = PO7 assertion depends on GPI3 (Table 5)
[4]
1 = PO7 assertion depends on GPI4 (Table 5)
[5]
1 = PO7 asserts when
MR = low (Table 6)
1Dh
9Dh
[7:6]
Not used
Table 13. PO7 (MAX6889/MAX6890 Only) Output Dependency
Note: Table 13 only applies to PO7 (MAX6889/MAX6890 only). Write a “0” to a bit to make the PO7 output independent of the
respective signal (IN_ thresholds, WD, GPI_, or MR).
REGISTER
ADDRESS
EEPROM
MEMORY
ADDRESS
BIT
OUTPUT ASSERTION CONDITIONS
[0]
1 = PO6 assertion depends on IN1 undervoltage threshold (Table 2)
[1]
1 = PO6 assertion depends on IN2 undervoltage threshold (Table 3)
[2]
1 = PO6 assertion depends on IN3 undervoltage threshold (Table 3)
[3]
1 = PO6 assertion depends on IN4 undervoltage threshold (Table 3)
[4]
1 = PO6 assertion depends on IN5 undervoltage threshold (Table 3)
[5]
1 = PO6 assertion depends on IN6 undervoltage threshold (Table 3)
[6]
1 = PO6 assertion depends on IN7 (MAX6890 only) undervoltage threshold (Table 3)
19h
99h
[7]
1 = PO6 assertion depends on IN8 (MAX6890 only) undervoltage threshold (Table 4)
[0]
1 = PO6 assertion depends on watchdog (Table 20)
[1]
1 = PO6 assertion depends on GPI1 (Table 5)
[2]
1 = PO6 assertion depends on GPI2 (Table 5)
[3]
1 = PO6 assertion depends on GPI3 (Table 5)
[4]
1 = PO6 assertion depends on GPI4 (Table 5)
[5]
1 = PO4 asserts when
MR = low (Table 6)
1Ah
9Ah
[7:6]
Not used
Table 12. PO6 (MAX6889/MAX6890 Only) Output Dependency
Note: Table 12 only applies to PO6 (MAX6889/MAX6890 only). Write a “0” to a bit to make the PO6 output independent of the
respective signal (IN_ thresholds, WD, GPI_, or MR).
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相關代理商/技術參數
參數描述
MAX6891ETP+ 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6891ETP+T 功能描述:監(jiān)控電路 EEPROM-Programmable Octal/Hex/Quad Power-Supply Sequencers/Supervisors RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6891ETP-T 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6892ETJ 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6892ETJ+ 功能描述:監(jiān)控電路 Pin-Selectable Octal Power-Sup Sequencer RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
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