參數(shù)資料
型號: DS1688
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: Timer or RTC
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDIP28
封裝: 0.600 INCH, DIP-28
文件頁數(shù): 3/5頁
文件大?。?/td> 124K
代理商: DS1688
DS1688/DS1691
3 of 5
SIGNAL DESCRIPTION
SQW (Square Wave Output) – The SQW output signal functions identical to the DS1689/DS1693 with
an exception occurring at power–up. A 32 kHz square wave will be output on this pin, tREC, after a
power–up condition has been detected. This condition sets the following bits enabling the 32 kHz output;
DV1=1, SQWE=1, and E32K=1. The square wave will be output on this pin if either SQWE=1 or
E32K=1.
DS1688 28-PIN DIP
PKG
28-PIN
DIM
MIN
MAX
A IN.
1.445 1.470
MM
36.70 37.34
B IN.
0.530 0.550
MM
13.46 13.97
C IN.
0.140 0.160
MM
3.56
4.06
D IN.
0.600 0.625
MM
15.24 25.88
E IN.
0.015 0.040
MM
0.38
1.02
F IN.
0.120 0.145
MM
3.05
3.68
G IN.
0.090 0.110
MM
2.29
2.79
H IN.
0.625 0.675
MM
15.88 17.15
J IN.
0.008 0.012
MM
0.20
0.30
K IN.
0.015 0.022
MM
0.38
0.56
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1688_05 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Serialized Real-Time Clocks with NV RAM Control
DS1688S 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1688S+ 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1689 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1689_05 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Serialized Real-Time Clocks with NV RAM Control