參數(shù)資料
型號： MAX793
廠商： Maxim Integrated Products, Inc.
英文描述： 3.0V/3.3V Adjustable Microprocessor Supervisory Circuits(具有監(jiān)控器、芯片使能和支持備用電池的復(fù)位器)
中文描述： 3.0V/3.3V可調(diào)、微處理器監(jiān)控電路
文件頁數(shù)： 3/20頁
文件大?。?/td> 211K
代理商： MAX793
M
3.0V /3.3V Adjustable Mic roproc essor
S upervisory Circ uits
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 3.17V to 5.5V for the MAX793T/MAX795T, V
CC
= 3.02V to 5.5V for the MAX793S/MAX795S, V
CC
= 2.72V to 5.5V for the
MAX793R/MAX794/MAX795R, V
BATT
= 3.6V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
CONDITIONS
2.85
2.55
2.925
2.625
3.00
2.70
3.00
3.075
3.15
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
V
CC
Falling
3.00
2.85
3.085
2.935
3.17
3.02
V
RST
V
V
RST IN
V
V
CC
Falling
V
CC
Rising
V
CC
Rising
RESET IN Threshold
(MAX794 only)
1.212
1.212
1.240
1.250
1.262
1.282
Reset Threshold (Note 8)
2.55
2.635
2.72
V
LR
mV
MAX793
LOWLINE-to-Reset
Threshold, (V
LOWLINE
-
V
RST
), V
CC
Falling
V
CC
< 3.6V
5
15
10
25
30
45
60
mV
MAX793S/MAX795S
MAX793R/MAX795R
MAX794
MAX793T/MAX795T
MAX794
MAX793
3.08
2.78
1.317
Low-Line Comparator
Hysteresis
3.23
mV
10
ms
t
RP
140
200
280
Reset Timeout Period
V
nA
mV
V
PFI
rising
V
PFI
falling
PFI Input Current
PFI Hysteresis, PFI Rising
V
-25
2
25
20
V
TH
1.212
1.250
1.287
PFI Input Threshold
1.212
1.240
1.262
V
LL
LOWLINE Threshold,
V
CC
Rising
V
V
BOK
2.00
2.25
2.50
BATT OK Threshold
(MAX793)
INPUT AND OUTPUT LEVELS
V
OH
V
I
SOURCE
= 300μA, V
CC
= V
RST
max
BATT OK, BATT ON, WDO,
LOWLINE Output Voltage
High
I
SOURCE
=300μA, V
CC
= V
RST
min
0.8V
CC
0.86V
CC
V
V
OH
0.8V
CC
0.86V
CC
RESET Output Voltage High
10
MAX793T/MAX795T
MAX793S/MAX795S
MAX793R/MAX795R
MAX793T/MAX795T
MAX793S/MAX795S
MAX793R/MAX795R
nA
RESET IN Leakage Current
(MAX794 only)
-25
2
25
MAX794
V
OH
V
I
SOURCE
= 65μA, V
CC
= V
RST
max
PFO Output Voltage High
BATT ON Output
Voltage High
0.8V
CC
V
OH
V
I
SOURCE
= 100μA, V
CC
= 2.3V, V
BATT
= 3V
0.8V
BATT
I
LEAK
μA
V
CC
= V
RST
max
RESET Output Leakage
Current (Note 9)
-1
-1
I
SC
μA
V
CC
= 3.3V, V
PFO
= 0V
PFO Output Short to GND
Current
180
500
V
OL
V
I
SINK
= 1.2mA; RESET, LOWLINE tested
with V
CC
= V
RST
min; RESET, BATTOK,
WDO tested with V
CC
= V
RST
max
PFO, RESET, RESET, WDO,
LOWLINE Output Voltage
Low
0.08
0.2V
CC
相關(guān)PDF資料
PDF描述
MAX794 3.0V/3.3V Adjustable Microprocessor Supervisory Circuits(具有可調(diào)閾值監(jiān)控器、芯片使能和支持備用電池的復(fù)位器)
MAX796 Step-Down Controllers with Synchronous Rectifier for CPU Power(3.3V/5V/可調(diào),帶有同步整流器的PWM步降控制器，用于筆記本電腦)
MAX797 Step-Down Controllers with Synchronous Rectifier for CPU Power(3.3V/5V/可調(diào),帶有同步整流器的PWM步降控制器，用于筆記本電腦)
MAX797CPE Octal Bus Transceivers With 3-State Outputs 20-CDIP -55 to 125
MAX796-MAX799 Octal Buffers And Line Drivers With 3-State Outputs 20-CDIP -55 to 125
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX793RCPE 功能描述:監(jiān)控電路 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX793RCPE+ 功能描述:監(jiān)控電路 3/3.3/AdjV MPU Supervisor 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX793RCSE 功能描述:監(jiān)控電路 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX793RCSE+ 功能描述:監(jiān)控電路 3/3.3/AdjV MPU Supervisor 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX793RCSE+T 功能描述:監(jiān)控電路 3/3.3/AdjV MPU Supervisor 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
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