參數(shù)資料
型號: DS14285
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: Timer or RTC
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDIP24
封裝: 0.600 INCH, DIP-24
文件頁數(shù): 9/16頁
文件大?。?/td> 312K
代理商: DS14285
MAX774/MAX775/MAX776
-5V/-12V/-15V or Adjustable, High-Efficiency,
Low IQ Inverting DC-to-DC Controllers
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
Supply Voltages
V+ to OUT ...........................................................................21V
V+ to GND ..............................................................-0.3V, +17V
OUT to GND ........................................................-0.3V, to -17V
REF, SHDN, FB, CS...................................-0.3V to (V+ + 0.3V)
EXT ...............................................(VOUT - 0.3V) to (V+ + 0.3V)
Continuous Power Dissipation (TA = +70°C)
Plastic DIP (derate 9.09mW/°C above +70°C) .............727mW
SO (derate 5.88mW/°C above +70°C) ..........................471mW
CERDIP (derate 8.00mW/°C above +70°C) ..................640mW
Operating Temperature Ranges:
MAX77_C_ _ .........................................................0°C to +70°C
MAX77_E_ _ ......................................................-40°C to +85°C
MAX77_MJA ...................................................-55°C to +125°C
Maximum Junction Temperatures:
MAX77_C_ _/E_ _ ...........................................................+150°C
MAX77_MJA..................................................................+175°C
Storage Temperature Range .............................-65°C to +160°C
Lead Temperature (soldering, 10s) .................................+300°C
ELECTRICAL CHARACTERISTICS
(V+ = 5V, ILOAD = 0mA, CREF = 0.1F, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
PARAMETER
SYMBOL
CONDITIONS
Output Voltage Line Regulation
(Circuit of Figure 2—
Bootstrapped)
MIN
TYP
MAX
UNITS
V+ Input Voltage Range
V+
3.0
16.5
V
Supply Current
V+ = 16.5V, SHDN
≤ 0.4V (operating)
MAX774, 4V
≤ V+ ≤ 15V, ILOAD = 0.5A
100
A
0.035
mV/V
V+ = 10V, SHDN
≥ 1.6V (shutdown)
25
MAX776, 4V
≤ V+ ≤ 6V, ILOAD = 0.1A
0.137
V+ = 16.5V, SHDN
≥ 1.6V (shutdown)
4
FB Trip Point
3V
≤ V+ ≤ 16.5V
-10
10
mV
FB Input Current
IFB
MAX77_C
MAX775, 4V
≤ V+ ≤ 8V, ILOAD = 0.2A
±50
nA
0.088
MAX77_E
±70
MAX775, 0mA
≤ ILOAD ≤ 500mA, V+ = 5V
1.5
MAX77_M
±90
Output Voltage Load Regulation
(Circuit of Figure 2—
Bootstrapped)
Output Voltage
VOUT
MAX774
-4.80
-5
-5.20
V
MAX774, 0A
≤ ILOAD ≤ 1A, V+ = 5V
1.5
MAX775
mV/A
-11.52
-12
-12.48
MAX776, 0mA
≤ ILOAD ≤ 400mA, V+ = 5V
MAX776
1.0
-14.40
-15
-15.60
Reference Voltage
VREF
IREF = 0A
MAX77_C
1.4700
1.5
1.5300
V
MAX77_E
1.4625
1.5
1.5375
MAX77_M
1.4550
1.5
1.5450
REF Load Regulation
0A
≤ IREF ≤ 100A
MAX77_C/E
410
mV
MAX77_M
415
REF Line Regulation
3V
≤ V+ ≤ 16.5V
40
100
V/V
相關(guān)PDF資料
PDF描述
DS1670S 0 TIMER(S), REAL TIME CLOCK, PDSO20
DS14287 1 TIMER(S), REAL TIME CLOCK, PDIP24
DS1670E 0 TIMER(S), REAL TIME CLOCK, PDSO20
DS2282 DATACOM, FRAMER, SMA30
DS1486-120 1 TIMER(S), REAL TIME CLOCK, DIP32
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
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
DS14285N+ 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