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鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� DS1340C-3#
寤犲晢锛� Maxim Integrated Products
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鎻忚堪锛� IC RTC I2C W/CHARGER 16-SOIC
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Obsolescence Mitigation Program
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I2C RTC with Trickle Charger
Maxim Integrated
5
DS1340
OUTPUTS
VCC
VPF(MAX)
INPUTS
HIGH-Z
DON'T CARE
VALID
RECOGNIZED
VALID
VPF(MIN)
tREC
tR
tF
VPF
Figure 2. Power-Up/Power-Down Timing
Typical Operating Characteristics
(VCC = +3.3V, TA = +25掳C, unless otherwise noted.)
ICCSA vs. VCC FT = 0
DS1340
toc01
VCC (V)
SUPPLY
CURRENT
(渭
A)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
50
100
150
200
250
0
1.0
5.5
25
50
75
100
125
150
0
ICCS vs. VCC FT = 0
DS1340
toc02
VCC (V)
SUPPLY
CURRENT
(渭
A)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
5.5
-1.8V
-3.0V
-3.3V
IBACKUP1 (FT = 0) vs. VBACKUP
DS1340
toc03
450
500
550
600
650
700
750
800
850
400
VBACKUP (V)
SUPPLY
CURRENT
(nA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
5.5
IBACKUP2 (FT = 1) vs. VBACKUP
DS1340
toc04
450
500
550
600
650
700
750
800
850
400
VBACKUP (V)
SUPPLY
CURRENT
(nA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
5.5
IBACKUP3 vs. TEMPERATURE
DS1340
toc05
TEMPERATURE (
掳C)
SUPPLY
CURRENT
(nA)
60
40
-20
0
20
500
550
600
650
700
750
800
850
-40
80
VBACKUP = 3.0V
OSCILLATOR FREQUENCY vs. SUPPLY VOLTAGE
(FT x 64)
DS1340
toc06
VBACKUP (V)
FREQUENCY
(Hz)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
32768.1
32768.2
32768.3
32768.4
32768.5
32768.6
32768.0
1.0
5.5
鐩搁棞(gu膩n)PDF璩囨枡
PDF鎻忚堪
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鍙冩暩(sh霉)鎻忚堪
DS1340C-3# 鍔熻兘鎻忚堪:瀵︽檪鏅傞悩 I2C RTC w/Trickle Charger 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�(f膿ng)鏍�:Through Hole 灏佽 / 绠遍珨:PDIP-8 灏佽:Tube
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DS1340C-33- 鍒堕€犲晢:MAXIM 鍒堕€犲晢鍏ㄧū:Maxim Integrated Products 鍔熻兘鎻忚堪:I2C RTC with Trickle Charger
DS1340C-33# 鍔熻兘鎻忚堪:瀵︽檪鏅傞悩 I2C RTC w/Trickle Charger 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�(f膿ng)鏍�:Through Hole 灏佽 / 绠遍珨:PDIP-8 灏佽:Tube
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