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參數(shù)資料
| 型號： | LTC699 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | Microprocessor Supervisory Circuit |
| 中文描述： | 微處理器監(jiān)控電路 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大?。?/td> | 156K |
| 代理商： | LTC699 |
2
LTC699
A
(Notes 1 and 2)
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
Terminal Voltage
V
CC
................................................... –0.3V to 6.0V
WDI Input .............................. –0.3V to V
CC
+ 0.3V
RESET Output ...................................... –0.3V to 6V
Power Dissipation............................................. 500mW
Operating Temperature Range
LTC699C .............................................. 0
°
C to 70
°
C
LTC699I ........................................... –40
°
C to 85
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.)................ 300
°
C
1
2
3
4
5
6
7
8
TOP VIEW
WDI
V
CC
V
CC
GND
GND
LTC699
NC
RESET
N8 PACKAGE
8-LEAD PLASTIC DIP
GND
1
2
3
4
5
6
7
8
TOP VIEW
GND
V
CC
V
CC
NC
GND
GND
S8 PACKAGE
8-LEAD PLASTIC SOIC
WDI
RESET
LTC699
LTC699CN8
LTC699IN8
LTC699CS8
LTC699IS8
ORDER PART
NUMBER
U
PACKAGE/ORDER U
PARAMETER
Operating Voltage Range
Supply Current
CONDITONS
MIN
3.0
TYP
MAX
5.5
1.5
2.5
4.75
4.75
UNITS
G
V
0.6
0.6
4.65
mA
G
Power Down Reset Assertion
Power Up Reset De-Assertion
Reset Threshold Hysteresis
Reset Active Time
G
4.5
V
V
G
40
200
200
1.6
1.6
1
8
mV
ms
160
140
1.2
1.0
240
280
2.0
2.25
G
Watchdog Time-out Period
sec
G
Reset Active Time PSRR
Watchdog Time-out Period PSRR
Minimum WDI Input Pulse Width
RESET output Voltage at V
CC
= 1V (Note 3)
RESET output Voltage
RESET Output Short Circuit Current
WDI Input Threshold
ms/V
ms/V
V
IL
= 0.4, V V
IH
= 3.5V
I
SINK
= 10
μ
A, V
CC
= 1V
I
SINK
= 1.6mA, V
CC
= 4.25V
Output Sink Current
Logic Low
Logic High
WDI = V
OUT
WDI = 0V
G
200
ns
mV
4
200
0.4
V
25
mA
0.8
V
2.0
WDI Input Current
G
G
4
50
μ
A
–50
–8
V
CC
= +5V, T
A
= 25
°
C, unless otherwise noted.
ELECTRICAL C
HARA TERISTICS
Note 2:
All voltage values are with respect to GND.
Note 3:
RESET is active low, open drain output.
The
G
denotes specifications which apply over the operating temperature
range.
Note 1:
Absolute maximum ratings are those values beyond which the life
of device may be impaired.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LTC699C | Microprocessor Supervisory Circuit |
| LTC699CS8 | Microprocessor Supervisory Circuit |
| LTC699I | Microprocessor Supervisory Circuit |
| LTC699IS8 | Microprocessor Supervisory Circuit |
| LTC699CN8 | Microprocessor Supervisory Circuit |
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