ASM1812 查看數據表（PDF） - Alliance Semiconductor
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ASM1812 Datasheet PDF : 9 Pages
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February 2005
ASM1812
rev 1.4
Absolute Maximum Ratings
Parameter
Min
Max
Unit
Voltage on VCC
Voltage on RESET
Operating Temperature Range
-0.5
7
V
-0.5
VCC + 0.5
V
-40
85
°C
Soldering Temperature (for 10 sec)
260
°C
Storage Temperature
ESD rating
-55
125
°C
HBM
MM
2
KV
200
V
NOTE: These are stress ratings only and functional use is not implied. Exposure to absolute maximum rat-
ings for prolonged periods of time may affect device reliability.
Electrical Characteristics
Unless otherwise noted, VCC = 1.2V to 5.5V and specifications are over the operating temperature range of -40°C to +85°C. All voltages are referenced
toground
Parameter
Symbol
Conditions
Min
Typ
Max Unit
Supply Voltage
VCC
1.2
5.5
V
Output Voltage
VOH
IOUT < 500 µA
VCC - 0.5V VCC - 0.1V
V
Output Current
IOH
Output = 2.4V, VCC > 2.7V
350
µA
Output Current
IOL
Output = 0.4V, VCC > 2.7V
+10
mA
Operating Current
ICC
VCC < 5.5V, RESET output
8
20
µA
VCC Trip Point (ASM1812R-5)
VCCTP
4.50
4.62
4.75
V
VCC Trip Point (ASM1812R-10) VCCTP
4.25
4.35
4.49
V
VCC Trip Point (ASM1812R-15) VCCTP
4.00
4.13
4.24
V
Output Capacitance
COUT
10
pF
RESET Active Time
tRESET
100
150
250
ms
VCC Detect to RESET HIGH
tRPD
2
5
µs
VCC Slew Rate
tF
300
µs
VCC Slew Rate
tR
0
ns
VCC Detect to RESET LOW
tRPU
tr = 5µs
100
150
300
ms
Note: The tF value is for reference in defining values for tRPD and should not be considered for proper operation or use.
Low Power 5V µP Reset
4 of 9
Notice: The information in this document is subject to change without notice
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