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鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉锛� | DS3232SN# |
| 寤犲晢锛� | Maxim Integrated Products |
| 鏂囦欢闋佹暩(sh霉)锛� | 14/19闋� |
| 鏂囦欢澶�?銆�?/td> | 0K |
| 鎻忚堪锛� | IC RTC I2C W/TCXO 20-SOIC |
| 鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 妯�(bi膩o)婧�(zh菙n)鍖呰锛� | 45 |
| 椤炲瀷锛� | 鏅�(sh铆)閻�/鏃ユ |
| 鐗归粸(di菐n)锛� | 璀﹀牨(b脿o)鍣紝闁忓勾锛屾柟娉㈣几鍑�锛孴CXO/鏅堕珨 |
| 瀛樺劜瀹归噺锛� | 236B |
| 鏅�(sh铆)闁撴牸寮忥細 | HH:MM:SS锛�12/24 灏忔檪(sh铆)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� | 2.3 V ~ 5.5 V |
| 闆诲 - 闆绘簮锛岄浕姹狅細 | 2.3 V ~ 5.5 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� | 20-SOIC锛�0.295"锛�7.50mm 瀵級 |
| 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 | 20-SOIC W |
| 鍖呰锛� | 绠′欢 |
| 鐢�(ch菐n)鍝佺洰閷勯爜闈細 | 1434 (CN2011-ZH PDF) |
绗�1闋�绗�2闋�绗�3闋�绗�4闋�绗�5闋�绗�6闋�绗�7闋�绗�8闋�绗�9闋�绗�10闋�绗�11闋�绗�12闋�绗�13闋�鐣�(d膩ng)鍓嶇14闋�绗�15闋�绗�16闋�绗�17闋�绗�18闋�绗�19闋�
Extremely Accurate I2C RTC with
Integrated Crystal and SRAM
AC ELECTRICAL CHARACTERISTICS
(Active supply (see Table 1) = 2.3V to 5.5V, TA = -40掳C to +85掳C, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Fast mode
100
400
SCL Clock Frequency
fSCL
Standard mode
0.04
100
kHz
Fast mode
1.3
Bus Free Time Between STOP
and START Conditions
tBUF
Standard mode
4.7
s
Fast mode
0.6
Hold Time (Repeated) START
Condition (Note 7)
tHD:STA
Standard mode
4.0
s
Fast mode
1.3
25,000
Low Period of SCL Clock
tLOW
Standard mode
4.7
25,000
s
Fast mode
0.6
High Period of SCL Clock
tHIGH
Standard mode
4.0
s
Fast mode
0
0.9
Data Hold Time (Notes 8, 9)
tHD:DAT
Standard mode
0
0.9
s
Fast mode
100
Data Setup Time (Note 10)
tSU:DAT
Standard mode
250
ns
Fast mode
0.6
Start Setup Time
tSU:STA
Standard mode
4.7
s
Fast mode
300
Rise Time of Both SDA and SCL
Signals (Note 11)
tR
Standard mode
20 +
0.1CB
1000
ns
Fast mode
300
Fall Time of Both SDA and SCL
Signals (Note 11)
tF
Standard mode
20 +
0.1CB
300
ns
Fast mode
0.6
Setup Time for STOP Condition
tSU:STO
Standard mode
4.7
s
Capacitive Load for Each Bus
Line (Note 11)
CB
400
pF
Capacitance for SDA, SCL
CI/O
10
pF
Pulse Width of Spikes That Must
Be Suppressed by the Input Filter
tSP
30
ns
Pushbutton Debounce
PBDB
250
ms
Interface Timeout
tIF
(Note 12)
25
35
ms
Reset Active Time
tRST
250
ms
Oscillator Stop Flag (OSF) Delay
tOSF
(Note 13)
100
ms
Temperature Conversion Time
tCONV
125
200
ms
POWER-SWITCH CHARACTERISTICS
(TA = -40掳C to +85掳C)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VCC Fall Time; VPF(MAX) to
VPF(MIN)
tVCCF
300
s
VCC Rise Time; VPF(MIN) to
VPF(MAX)
tVCCR
0s
Recovery at Power-Up
tREC
(Note 14)
125
300
ms
DS3232
4
Maxim Integrated
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鐩搁棞(gu膩n)浠ｇ悊鍟�/鎶€琛�(sh霉)鍙冩暩(sh霉) |
鍙冩暩(sh霉)鎻忚堪 |
|---|---|
| DS3232SN# | 鍔熻兘鎻忚堪:瀵�(sh铆)鏅�(sh铆)鏅�(sh铆)閻� Integrated RTC/TCXO/Crystal 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�(sh铆)闁撴牸寮�: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 |
| DS3232SN#T&R | 鍒堕€犲晢:Maxim Integrated Products 鍔熻兘鎻忚堪: 鍒堕€犲晢:Maxim Integrated Products 鍔熻兘鎻忚堪:EXTREMELY ACCURATE I2C RTC 20SOIC W - Tape and Reel 鍒堕€犲晢:Maxim Integrated Products 鍔熻兘鎻忚堪:IC RTC W/TCXO 20-SOIC |
| DS3232SN#T&R | 鍔熻兘鎻忚堪:瀵�(sh铆)鏅�(sh铆)鏅�(sh铆)閻� Integrated RTC/TCXO/Crystal 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�(sh铆)闁撴牸寮�: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 |
| DS3232SN#-W | 鍔熻兘鎻忚堪:瀵�(sh铆)鏅�(sh铆)鏅�(sh铆)閻� 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�(sh铆)闁撴牸寮�: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 |
| DS3234 | 鍒堕€犲晢:MAXIM 鍒堕€犲晢鍏ㄧū:Maxim Integrated Products 鍔熻兘鎻忚堪:Extremely Accurate SPI Bus RTC with Integrated Crystal and SRAM |
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