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鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� DS1339AU+T
寤犲晢锛� Maxim Integrated Products
鏂囦欢闋佹暩(sh霉)锛� 16/19闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC RTC I2C W/ALARM 8USOP
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 3,000
椤炲瀷锛� 鏅傞悩/鏃ユ
鐗归粸(di菐n)锛� 璀﹀牨鍣�锛岄枏骞达紝鏂规尝杓稿嚭锛屾稉娴佸厖闆诲櫒
鏅傞枔鏍煎紡锛� HH:MM:SS锛�12/24 灏忔檪锛�
鏁�(sh霉)鎿�(j霉)鏍煎紡锛� YY-MM-DD-dd
鎺ュ彛锛� I²C锛�2 绶氫覆鍙�
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
宸ヤ綔婧害锛� -40°C ~ 85°C
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 8-TSSOP锛�8-MSOP锛�0.118"锛�3.00mm 瀵級
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 8-uMAX
鍖呰锛� 甯跺嵎 (TR)
DS1339A
Low-Current, I2C, Serial Real-Time Clock
6
Maxim Integrated
Typical Operating Characteristics
(VCC = 3.3V, TA = +25NC, unless otherwise noted.)
TRICKLE CHARGER RESISTORS
vs. POWER SUPPLY VOLTAGE
DS1339A
toc07
POWER SUPPLY VOLTAGE (V)
RESISTANCE
(
)
4.7
3.7
2.7
500
1000
1500
2000
2500
3000
3500
4000
0
1.7
5.7
TA = +25掳C
4k
SELECTED
2k
SELECTED
200
SELECTED
INT/SQW OUTPUT CURRENT
vs. OUTPUT VOLTAGE
DS1339A
toc06
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
1.5
1.0
0.5
0.1
0.2
0.3
0.4
0
2.0
VBACKUP = 1.3V,
VCC = 0V,
TA = +25掳C
INT/SQW OUTPUT CURRENT
vs. OUTPUT VOLTAGE
DS1339A
toc05
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
8
6
2
4
0.1
0.2
0.3
0.4
0.6
0.5
0.7
0.8
0
010
VCC = 1.71V,
TA = +25掳C
BACKUP SUPPLY CURRENT
vs. BACKUP VOLTAGE
DS1339A
toc04
BACKUP VOLTAGE (V)
BACKUP
CURRENT
(nA)
3.3
2.3
300
350
400
450
500
550
600
650
250
1.3
4.3
VCC = 0V,
SQW ON,
IOUT = 0mA
TA = +85掳C
TA = +25掳C
TA = -40掳C
BACKUP SUPPLY CURRENT
vs. BACKUP VOLTAGE
DS1339A
toc03
BACKUP VOLTAGE (V)
BACKUP
CURRENT
(nA)
3.3
2.3
150
200
250
300
350
400
450
500
100
1.3
4.3
VCC = 0V,
SQW OFF
TA = +85掳C
TA = +25掳C
TA = -40掳C
POWER SUPPLY CURRENT
vs. SCL FREQUENCY
DS1339A
toc02
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
4.7
3.7
2.7
100
150
200
250
300
350
400
450
50
1.7
5.7
VCC = SDA,
VBACKUP = 3V
fSCL = 400kHz
fSCL = 100kHz
fSCL = 1kHz
POWER SUPPLY CURRENT
vs. POWER SUPPLY VOLTAGE
DS1339A
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(A)
4.7
3.7
2.7
60
80
100
120
140
160
180
40
1.7
5.7
VCC = SCL = SDA,
VBACKUP = 3V
TA = +85掳C
TA = +25掳C
TA = -40掳C
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
DS1339BU+ 鍔熻兘鎻忚堪:瀵�(sh铆)鏅傛檪閻� SERIAL RTC 1.8-3.3V C 1.8-3.3V HESR USOP 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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DS1339C-2# 鍔熻兘鎻忚堪:瀵�(sh铆)鏅傛檪閻� I2C Serial RTC 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