參數(shù)資料
型號(hào): DS14285SN
英文描述: Real Time Clock with NV RAM Control
中文描述: 實(shí)時(shí)時(shí)鐘的非易失RAM控制
文件頁(yè)數(shù): 17/25頁(yè)
文件大小: 303K
代理商: DS14285SN
DS14285/DS14287
17 of 25
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Storage Temperature
Soldering Temperature
-0.5V to +7.0V
-40°C to +85°C
DIP: 260°C for 10 seconds (See Note 12)
See IPC/JEDEC Standard J-STD-020A for Surface Mount
Devices
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
Operating Range
Range
Commercial
Industrial
Temperature
0°C to +70°C
-40°C to +85°C
Vcc
5V ±10%
5V ±10%
RECOMMENDED DC OPERATING CONDITIONS
Over the operating range
PARAMETER
SYMBOL
Power Supply Voltage
V
CC
Battery Voltage
Vbat
Input Logic 1
V
IH
Input Logic 0
V
IL
MIN
4.5
2.5
2.2
-0.3
TYP
5.0
MAX
5.5
3.6
V
CC
+0.3
+0.8
UNITS
V
V
V
V
NOTES
1
1
1
1
DC ELECTRICAL CHARACTERISTICS
Over the operating range
PARAMETER
SYMBOL
Power Supply Current
Oscillator Current
Input Leakage
I/O Leakage
MOT Input Current
CEI
Input Current
CEI
to
CEO
Impedance
Output @ 2.4V
Output @ 0.4V
Write-Protect Voltage
V
CCO
Voltage
V
CCO1
V
CCO
Voltage
V
CCO2
MIN
TYP
7
300
MAX
15
500
+1.0
+1.0
+500
200
60
UNITS
mA
nA
μ
A
μ
A
μ
A
μ
A
mA
mA
V
V
V
NOTES
2
I
CC1
I
OSC
I
IL
I
LO
I
MOT
I
CEI
Z
CE
I
OH
I
OL
V
TP
-1.0
-1.0
-1.0
-1.0
3
5
3
4
11
1, 6
1
-1.0
4.0
4.5
4.0
4.25
V
CC
-0.3V
V
BAT
-0.3V
7
8
CAPACITANCE
(t
A
= 25
°
C)
PARAMETER
SYMBOL
Input Capacitance
C
IN
Output Capacitance
C
OUT
MIN
TYP
MAX
5
7
UNITS
pF
pF
NOTES
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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DS14285SN+T&R 制造商:Maxim Integrated Products 功能描述:IC RTC W/NV RAM CNTRL 24-SOIC 制造商:DSC 功能描述: