參數(shù)資料
型號： CAT1161WI-28-T3
元件分類： 電源管理
英文描述： 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
封裝： 0.150 INCH, ROHS COMPLIANT, MS-012, SOIC-8
文件頁數(shù)： 11/14頁
文件大?。?/td> 188K
代理商： CAT1161WI-28-T3
CAT1161, CAT1162
2007 Catalyst Semiconductor, Inc.
6
Doc. No. 3002 Rev. F
Characteristics subject to change without notice
Hardware Data Protection
The CAT1161/2 is designed with the following
hardware data protection features to provide a high
degree of data integrity.
(1) The CAT1161/2 features a WP pin. When the WP
pin is tied high the entire memory array becomes
write protected (read only).
(2) The VCC sense provides write protection when VCC
falls below the reset threshold value (VTH). The
VCC lock out inhibits writes to the serial EEPROM
whenever VCC falls below (power down) VTH or
until VCC reaches the reset threshold (power up)
VTH. Any attempt to access the internal EEPROM
is not recognized and an ACK will not be sent on
the SDA line when RESET or RESET
is active.
Reset Threshold Voltage
The CAT1161/2 is offered with five reset threshold
voltage ranges. They are 4.50 ÷ 4.75V, 4.25 ÷ 4.50V,
3.00 ÷ 3.15V, 2.85 ÷ 3.00V and 2.55 ÷ 2.70V.
Figure 2. Bus Timing
Figure 3. Write Cycle Timing
Figure 4. Start/Stop Timing
tHIGH
SCL
SDA IN
SDA OUT
tLOW
tF
tLOW
tR
tBUF
tSU:STO
tSU:DAT
tHD:DAT
tHD:STA
tSU:STA
tAA
tDH
tWR
STOP
CONDITION
START
CONDITION
ADDRESS
ACK
8TH BIT
BYTE n
SCL
SDA
START BIT
SDA
STOP BIT
SCL
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相關代理商/技術(shù)參數(shù)
參數(shù)描述
CAT1161WI-28-TE13 制造商:ON Semiconductor 功能描述:Processor Supervisor 3V/3.3V/5V 8-Pin SOIC N T/R
CAT1161WI30 制造商:ON Semiconductor 功能描述:CPU SUPERVISOR WITH 16K EEPROM - Rail/Tube
CAT1161WI-30 功能描述:監(jiān)控電路 16K I2C Memory w/WDT RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 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
CAT1161WI-30-G 功能描述:監(jiān)控電路 CPU w/16K RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 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
CAT1161WI-30-GT3 功能描述:監(jiān)控電路 CPU w/16K RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 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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