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參數(shù)資料
| 型號： | DS1486P |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | RAMified Watchdog Timekeeper(RAM化的看門狗計時器) |
| 中文描述： | RAMified看門狗計時器 |
| 文件頁數(shù)： | 8/16頁 |
| 文件大?。?/td> | 174K |
| 代理商： | DS1486P |
DS1486P
070298 8/16
ABSOLUTE MAXIMUM RATINGS*
Voltage on any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–0.3V to +7.0V
0
°
C to 70
°
C
–40
°
C to + 70
°
C
260
°
C for 10 seconds (See Note 14)
* 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.
RECOMMENDED DC OPERATING CONDITIONS
(0
°
C to 70
°
C)
NOTES
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Supply Voltage
V
CC
4.5
5.0
5.5
V
10
Input Logic 1
V
IH
2.2
V
CC
+ 0.3
V
10
Input Logic 0
V
IL
–0.3
+0.8
V
10
DC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
= 5V + 10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Input Leakage Current
I
IL
–1.0
+1.0
μ
A
Output Leakage Current
I
LO
–1.0
+1.0
μ
A
I/O Leakage Current
I
LIO
–1.0
+1.0
μ
A
Output Current @ 2.4V
I
OH
–1.0
mA
13
Output Current @ 0.4V
I
OL
2.1
mA
13
Standby Current CE = 2.2V
I
CCS1
3.0
7.0
mA
Standby Current CE = V
CC
–0.5
I
CCS2
4.0
mA
Active Current
I
CC
85
mA
Write Protection Voltage
V
TP
4.0
4.25
4.5
V
CAPACITANCE
(t
A
= 25
°
C)
NOTES
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Input Capacitance
C
IN
7
15
pF
Output Capacitance
C
OUT
7
15
pF
Input/Output Capacitance
C
I/O
7
15
pF
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|---|---|
| DS1486P-120 | 功能描述:實時時鐘 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 時間格式:HH:MM:SS RTC 存儲容量: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 |
| DS1486P-120+ | 功能描述:實時時鐘 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 時間格式:HH:MM:SS RTC 存儲容量: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 |
| DS1486P-150 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:RAMified Watchdog Timekeeper |
| DS1487 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Low Power RS-485 1⁄4 Unit Load Multipoint Transceiver |
| DS1487M | 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube |
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