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鍨嬭櫉锛� DS1338C-18#
寤犲晢锛� Maxim Integrated Products
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鎻忚堪锛� IC RTC 56BIT NV SRAM 16-SOIC
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Obsolescence Mitigation Program
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瀛樺劜瀹归噺锛� 56B
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鏁�(sh霉)鎿�(j霉)鏍煎紡锛� YY-MM-DD-dd
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闆绘簮闆诲锛� 1.71 V ~ 5.5 V
闆诲 - 闆绘簮锛岄浕姹狅細 1.3 V ~ 3.7 V
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DS1338 I2C RTC with 56-Byte NV RAM
16 of 16
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim
reserves the right to change the circuitry and specifications without notice at any time.
Maxim I nt egr at ed Product s, 120 San Gabr iel Dr ive, Sunnyvale, CA 94086 408- 737- 7600
2012 Maxim Integrated Products
Maxim is a registered trademark of Maxim Integrated Products, Inc.
REVISION HISTORY
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
100108
Modified the Features bullet to indicate that battery-backed RAM has unlimited
writes.
1
Removed leaded part numbers from the Ordering Information table.
1
Removed the pullup resistor voltage spec from the Recommended DC
Operating Conditions table and added it to the pin descriptions.
2, 7
Updated the block diagram (Figure 3) to show that SQW is open drain.
5
Added the initial POR state for time and date registers in the Power Control
section.
8
Added text to explain the use of the oscillator bit to control battery current in the
Clock and Calendar section.
9
9/11
Updated the Absolute Maximum Ratings, Recommended DC Operating
Conditions, DC Electrical Characteristics, Power Control, Oscillator Circuit,
Table 3, Handling, PBB Layout, and Assembly, Thermal Information, and
Package Information.
2, 8, 10, 15
3/12
Corrected the CH bit POR condition from 1 to 0 in the Power Control section
8
鐩搁棞PDF璩囨枡
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DS1338C-18# 鍔熻兘鎻忚堪:瀵︽檪鏅傞悩 I2C Serial RTC w/56 Byte NV RAM RoHS:鍚� 鍒堕€犲晢:Microchip Technology 鍔熻兘:Clock, Calendar. Alarm RTC 绺界窔鎺ュ彛:I2C 鏃ユ湡鏍煎紡:DW:DM:M:Y 鏅傞枔鏍煎紡:HH:MM:SS RTC 瀛樺劜瀹归噺:64 B 闆绘簮闆诲-鏈€澶�:5.5 V 闆绘簮闆诲-鏈€灏�:1.8 V 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�: 瀹夎棰ㄦ牸:Through Hole 灏佽 / 绠遍珨:PDIP-8 灏佽:Tube
DS1338C-18+ 鍒堕€犲晢:Maxim Integrated Products 鍔熻兘鎻忚堪:REAL TIME CLOCK SERL 56BYTE 16SOIC - Bulk
DS1338C-3 鍔熻兘鎻忚堪:瀵︽檪鏅傞悩 RoHS:鍚� 鍒堕€犲晢:Microchip Technology 鍔熻兘:Clock, Calendar. Alarm RTC 绺界窔鎺ュ彛:I2C 鏃ユ湡鏍煎紡:DW:DM:M:Y 鏅傞枔鏍煎紡:HH:MM:SS RTC 瀛樺劜瀹归噺:64 B 闆绘簮闆诲-鏈€澶�:5.5 V 闆绘簮闆诲-鏈€灏�:1.8 V 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�: 瀹夎棰ㄦ牸:Through Hole 灏佽 / 绠遍珨:PDIP-8 灏佽:Tube
DS1338C-3# 鍔熻兘鎻忚堪:瀵︽檪鏅傞悩 I2C Serial RTC w/56 Byte NV RAM RoHS:鍚� 鍒堕€犲晢:Microchip Technology 鍔熻兘:Clock, Calendar. Alarm RTC 绺界窔鎺ュ彛:I2C 鏃ユ湡鏍煎紡:DW:DM:M:Y 鏅傞枔鏍煎紡:HH:MM:SS RTC 瀛樺劜瀹归噺:64 B 闆绘簮闆诲-鏈€澶�:5.5 V 闆绘簮闆诲-鏈€灏�:1.8 V 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�: 瀹夎棰ㄦ牸:Through Hole 灏佽 / 绠遍珨:PDIP-8 灏佽:Tube
DS1338C-3+ 鍒堕€犲晢:Maxim Integrated Products 鍔熻兘鎻忚堪:REAL TIME CLOCK SERL 56BYTE 16SOIC - Bulk