參數(shù)資料
型號(hào): DS14285
英文描述: Real Time Clock with NV RAM Control
中文描述: 實(shí)時(shí)時(shí)鐘,帶有非易失RAM控制器
文件頁(yè)數(shù): 17/25頁(yè)
文件大小: 303K
代理商: DS14285
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
相關(guān)PDF資料
PDF描述
DS14285N Real Time Clock with NV RAM Control
DS14285Q Real Time Clock with NV RAM Control
DS14285QN Real Time Clock with NV RAM Control
DS14285S Real Time Clock with NV RAM Control
DS14285SN Real Time Clock with NV RAM Control
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS14285_05 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Real-Time Clock with NV RAM
DS14285+ 功能描述:實(shí)時(shí)時(shí)鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS14285-DS14287 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Real Time Clock with NV RAM Control
DS14285N 功能描述:實(shí)時(shí)時(shí)鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS14285N+ 功能描述:實(shí)時(shí)時(shí)鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube