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ST7DALIF2 Datasheet(PDF) 139 Page - STMicroelectronics

Part # ST7DALIF2
Description  Configurable watchdog timer
PDF  171 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7DALIF2 Datasheet(HTML) 139 Page - STMicroelectronics

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ST7DALIF2
Electrical characteristics
139/171
Figure 69.
Typical application with a crystal or ceramic resonator
20.6
Memory characteristics
TA = -40°C to 85°C, unless otherwise specified
Table 77.
Typical ceramic resonators
Supplier
fCrOSC
[MHz]
Typical ceramic
resonators(1)
CL1
(2)
[pF]
CL2
(2)
[pF]
Rd
[
Ω]
Supply
voltage
range [V]
Temperat
ure range
[°C]
Type
(3)
Reference
2
SMD
CSTCC2M00G56-R0
(47)
(47)
0
2.4 V to 5.5 V
-40 to 85
4
SMD
CSTCR4M00G53-R0
(15)
(15)
0
LEAD CSTLS4M00G53-B0
(15)
(15)
0
8
SMD
CSTCE8M00G52-R0
(10)
(10)
0
LEAD CSTLS8M00G53-B0
(15)
(15)
0
16
SMD
CSTCE16M0V51-R0
(5)
(5)
0
3.3 V to 5.5 V
LEAD CSTLS16M0X53-B0
(15)
(15)
0
4.5 V to 5.5 V
LEAD CSALS16M0X55-B0
7
7
1.5k 3.8 V to 5.5 V
1.
Resonator characteristics given by the ceramic resonator manufacturer. For more information on these resonators, please
consult www.murata.com
2.
() means load capacitor built in resonator
3.
SMD = -R0: Plastic tape package (∅ =180mm). LEAD = -B0: Bulk
OSC2
OSC1
fOSC
CL1
CL2
i2
RESONATOR
WHEN RESONATOR WITH
INTEGRATED CAPACITORS
Rd
Table 78.
RAM and hardware registers
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VRM
Data retention mode (1)
1.
Minimum VDD supply voltage without losing data stored in RAM (in Halt mode or under RESET) or in hardware registers
(only in Halt mode). Guaranteed by construction, not tested in production.
Halt mode (or
RESET)
1.6
V



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