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參數(shù)資料
| 型號(hào)： | MAX705 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | Low-Cost, uP Supervisory Circuits |
| 中文描述： | 低成本、微處理器監(jiān)控電路 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大?。?/td> | 99K |
| 代理商： | MAX705 |
M
Low-Cost, μP S upervisory Circ uits
2
_______________________________________________________________________________________
Terminal Voltage (with respect to GND)
V
CC
.............................................. -0.3V to 6.0V
All Other Inputs (Note 1) ............... -0.3V to (V
CC
+ 0.3V)
Input Current
V
CC
...................................................... 20mA
GND
.................................................... 20mA
Output Current (all outputs)
............................. 20mA
Continuous Power Dissipation
SO (derate 5.88mW/°C above +70°C) ............... 471mW
μMAX (derate 4.10mW/°C above +70°C) ............ 330mW
CERDIP (derate 8.00mW/°C above +70°C) .......... 640mW
Operating Temperature Ranges
MAX70_C__, MAX813LC__
.................... 0°C to +70°C
MAX70_E__, MAX813LE__ ................... -40°C to +85°C
MAX70_MJ A ................................ -55°C to +125°C
Storage Temperature Range
................ -65°C to +160°C
Lead Temperature (soldering, 10sec)
................ +300°C
ELECTRICAL CHARACTERISTICS
(V
CC
= 4.75V to 5.5V for MAX705/MAX707/MAX813L, V
CC
= 4.5V to 5.5V for MAX706/MAX708, T
A
= T
MIN
to T
MAX
, unless otherwise noted.)
Stresses beyond those listed under "Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
PARAMETER
SYMBOL
CONDITIONS
MIN
1.0
1.1
1.2
TYP
MAX
5.5
5.5
5.5
350
500
UNITS
Operating Voltage Range
V
CC
MAX70_C
MAX813LC
MAX70_E/M, MAX813LE/M
MAX705C, MAX706C, MAX813LC
MAX705E/M, MAX706E/M, MAX813LE/M
V
Reset Threshold (Note 2)
V
RT
MAX705, MAX707, MAX813L
MAX706, MAX708
4.50
4.25
4.65
4.40
40
200
4.75
4.50
mV
ms
Reset Pulse Width (Note 2)
t
RS
140
280
RESET Output Voltage
I
SOURCE
= 800μA
I
SINK
= 3.2mA
MAX70_C, V
CC
= 1V, I
SINK
= 50μA
MAX70_E/M, V
CC
= 1.2V, I
SINK
= 100μA
V
CC
- 1.5
V
ABSOLUTE MAXIMUM RATINGS
Note 1:
The input voltage limits on PFI and MR can be exceeded if the input current is less than 10mA.
Reset Threshold Hysteresis (Note 2)
0.4
0.3
0.3
RESET Output Voltage
MAX707, MAX708, I
SOURCE
= 800μA
MAX707, MAX708, I
SINK
= 1.2mA
MAX813LC, I
SOURCE
= 4μA, V
CC
= 1.1V
MAX813LE/M, I
SOURCE
= 4μA, V
CC
= 1.2V
V
0.4
0.8
0.9
MAX813L
V
CC
- 1.5
0.4
2.25
Watchdog Timeout Period
WDI Pulse Width
t
WD
t
WP
MAX705, MAX706, MAX813L
V
IL
= 0.4V, V
IH
= (V
CC
) (0.8)
MAX705, MAX706, MAX813L,
V
CC
= 5V
1.00
50
1.60
sec
ns
WDI Input Threshold
0.8
V
3.5
I
SOURCE
= 800μA
I
SINK
= 3.2mA
Low
High
WDI Input Current
MAX705, MAX706, MAX813L, WDI = V
CC
MAX705, MAX706, MAX813L, WDI = 0V
MAX705, MAX706, MAX813L,
I
SOURCE
= 800μA
MAX705, MAX706, MAX813L,
I
SINK
= 1.2mA
50
-50
150
μA
-150
WDO Output Voltage
V
CC
- 1.5
V
0.4
V
V
CC
- 1.5
MAX707C, MAX708C
MAX707E/M, MAX708E/M
50
50
350
500
Supply Current
I
SUPPLY
150
150
μA
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