— 
PT7C433833A实时时钟 (I2C),PT7C433833AZEEX,石英晶体,ECERA晶振
PT7C433833A是一款低功耗时钟/日历，低功耗晶振，具有可编程方波输出和56字节非易失性RAM。地址和数据通过2线双向总线串行传输。时钟/日历提供秒、分钟、小时、星期、日期、月份和年份信息。对于少于31天的月份，月末的日期会自动调整，包括闰年的更正。时钟晶振，以24小时制或12小时制运行，带有AM/PM指示器。PT7C4338eeA具有内置电源检测电路，可检测电源故障并自动切换到电池供电
特征：
准确的日历和时间保持
可编程方波输出
内置56字节NVRAM
简单的I2C接口
自动电源切换到备用电池
应用程序
网络交换机、智能家电
PT7C433833A实时时钟 (I2C),PT7C433833AZEEX,石英晶体,ECERA晶振
| FK2450008 | Diodes Incorporated | SaRonix-eCera™ FK | 24.576MHz | ±50ppm | -20°C ~ 70°C |
| FK2450009 | Diodes Incorporated | SaRonix-eCera™ FK | 24.576MHz | ±25ppm | -20°C ~ 70°C |
| FK2450010 | Diodes Incorporated | SaRonix-eCera™ FK | 24.576MHz | ±50ppm | -40°C ~ 85°C |
| FK2500018 | Diodes Incorporated | SaRonix-eCera™ FK | 25MHz | ±50ppm | -20°C ~ 70°C |
| FK2500019 | Diodes Incorporated | SaRonix-eCera™ FK | 25MHz | ±25ppm | -20°C ~ 70°C |
| FK2500026 | Diodes Incorporated | SaRonix-eCera™ FK | 25MHz | ±50ppm | -40°C ~ 85°C |
| FK2600016 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±50ppm | -20°C ~ 70°C |
| FK2600017 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±25ppm | -20°C ~ 70°C |
| FK2600019 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±50ppm | -40°C ~ 85°C |
| FK2600020 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±25ppm | -20°C ~ 70°C |
| FK2600024 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±50ppm | -20°C ~ 70°C |
| FK2600027 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±20ppm | -20°C ~ 70°C |
| FK2600028 | Diodes Incorporated | SaRonix-eCera™ FK | 26MHz | ±50ppm | -40°C ~ 85°C |
| FK2700001 | Diodes Incorporated | SaRonix-eCera™ FK | 27MHz | ±25ppm | -20°C ~ 70°C |
| FK2700015 | Diodes Incorporated | SaRonix-eCera™ FK | 27MHz | ±50ppm | -20°C ~ 70°C |
| FK2700016 | Diodes Incorporated | SaRonix-eCera™ FK | 27MHz | ±25ppm | -20°C ~ 70°C |
| FK2700017 | Diodes Incorporated | SaRonix-eCera™ FK | 27MHz | ±20ppm | -20°C ~ 70°C |
| FK2700018 | Diodes Incorporated | SaRonix-eCera™ FK | 27MHz | ±50ppm | -40°C ~ 85°C |
| FK2700021 | Diodes Incorporated | SaRonix-eCera™ FK | 27MHz | ±50ppm | -20°C ~ 70°C |
| FK2820001 | Diodes Incorporated | SaRonix-eCera™ FK | 28.224MHz | ±25ppm | -20°C ~ 70°C |
| FK3000001 | Diodes Incorporated | SaRonix-eCera™ FK | 30MHz | ±50ppm | -20°C ~ 70°C |
| FK3000003 | Diodes Incorporated | SaRonix-eCera™ FK | 30MHz | ±25ppm | -20°C ~ 70°C |
| FK3000004 | Diodes Incorporated | SaRonix-eCera™ FK | 30MHz | ±50ppm | -20°C ~ 70°C |
| FK3000005 | Diodes Incorporated | SaRonix-eCera™ FK | 30MHz | ±50ppm | -20°C ~ 70°C |
| FK3000006 | Diodes Incorporated | SaRonix-eCera™ FK | 30MHz | ±50ppm | -40°C ~ 85°C |
| FK3000007 | Diodes Incorporated | SaRonix-eCera™ FK | 30MHz | ±50ppm | -20°C ~ 70°C |
| FK3040002 | Diodes Incorporated | SaRonix-eCera™ FK | 30.4MHz | ±25ppm | -20°C ~ 70°C |
| FK3120001 | Diodes Incorporated | SaRonix-eCera™ FK | 31.25MHz | ±50ppm | -40°C ~ 85°C |
| FK3270001 | Diodes Incorporated | SaRonix-eCera™ FK | 32.768MHz | ±25ppm | -20°C ~ 70°C |
| FK3300006 | Diodes Incorporated | SaRonix-eCera™ FK | 33MHz | ±50ppm | -20°C ~ 70°C |
Product Parameters
| Compliance(Only Automotive supports PPAP) | Standard |
|---|---|
| Time Display | 12, 24 |
| NV Ram | 56x8 |
| Interface | I2C |
| Alarm Interrupt | 0 |
| Battery Backup | 1 |
| Clock Calibration | 0 |
PT7C433833A实时时钟 (I2C),PT7C433833AZEEX,石英晶体,ECERA晶振
产品参数：
合规性（仅汽车支持PPAP）标准时间显示 12, 24
内华达州拉姆 56x8
界面 I2C
报警中断 0
备用电池 1
时钟校准 0
| FK3300007 | Diodes Incorporated | SaRonix-eCera™ FK | 33MHz | ±25ppm | -20°C ~ 70°C |
| FK3300008 | Diodes Incorporated | SaRonix-eCera™ FK | 33MHz | ±50ppm | -40°C ~ 85°C |
| FK3330005 | Diodes Incorporated | SaRonix-eCera™ FK | 33.333MHz | ±50ppm | -20°C ~ 70°C |
| FK3330006 | Diodes Incorporated | SaRonix-eCera™ FK | 33.333MHz | ±25ppm | -20°C ~ 70°C |
| FK3330008 | Diodes Incorporated | SaRonix-eCera™ FK | 33.333MHz | ±50ppm | -20°C ~ 70°C |
| FK3330011 | Diodes Incorporated | SaRonix-eCera™ FK | 33.333MHz | ±50ppm | -20°C ~ 70°C |
| FK3530001 | Diodes Incorporated | SaRonix-eCera™ FK | 35.238MHz | ±50ppm | -20°C ~ 70°C |
| FK3530002 | Diodes Incorporated | SaRonix-eCera™ FK | 35.238MHz | ±25ppm | -20°C ~ 70°C |
| FK3530003 | Diodes Incorporated | SaRonix-eCera™ FK | 35.238MHz | ±50ppm | -40°C ~ 85°C |
| FK3680001 | Diodes Incorporated | SaRonix-eCera™ FK | 36.864MHz | ±50ppm | -20°C ~ 70°C |
| FK3680002 | Diodes Incorporated | SaRonix-eCera™ FK | 36.864MHz | ±25ppm | -20°C ~ 70°C |
| FK3680003 | Diodes Incorporated | SaRonix-eCera™ FK | 36.864MHz | ±50ppm | -40°C ~ 85°C |
| FK3840011 | Diodes Incorporated | SaRonix-eCera™ FK | 38.4MHz | ±50ppm | -20°C ~ 70°C |
| FK4000031 | Diodes Incorporated | SaRonix-eCera™ FK | 40MHz | ±50ppm | -20°C ~ 70°C |
| FK4000032 | Diodes Incorporated | SaRonix-eCera™ FK | 40MHz | ±25ppm | -20°C ~ 70°C |
| FK4000038 | Diodes Incorporated | SaRonix-eCera™ FK | 40MHz | ±25ppm | -20°C ~ 70°C |
| FK4800009 | Diodes Incorporated | SaRonix-eCera™ FK | 48MHz | ±50ppm | -20°C ~ 70°C |
| FK4800010 | Diodes Incorporated | SaRonix-eCera™ FK | 48MHz | ±25ppm | -20°C ~ 70°C |
| FK4800011 | Diodes Incorporated | SaRonix-eCera™ FK | 48MHz | ±50ppm | -40°C ~ 85°C |
| FK4910001 | Diodes Incorporated | SaRonix-eCera™ FK | 49.152MHz | ±50ppm | -20°C ~ 70°C |
| FK5000015 | Diodes Incorporated | SaRonix-eCera™ FK | 50MHz | ±25ppm | -20°C ~ 70°C |
| FK5000016 | Diodes Incorporated | SaRonix-eCera™ FK | 50MHz | ±50ppm | -20°C ~ 70°C |
| FK5000019 | Diodes Incorporated | SaRonix-eCera™ FK | 50MHz | ±50ppm | -40°C ~ 85°C |
| FK5000020 | Diodes Incorporated | SaRonix-eCera™ FK | 50MHz | ±50ppm | -20°C ~ 70°C |
| FK5000022 | Diodes Incorporated | SaRonix-eCera™ FK | 50MHz | ±25ppm | -20°C ~ 70°C |
| FK5400005 | Diodes Incorporated | SaRonix-eCera™ FK | 54MHz | ±25ppm | -20°C ~ 70°C |
| FK5400006 | Diodes Incorporated | SaRonix-eCera™ FK | 54MHz | ±50ppm | -20°C ~ 70°C |
| FK6000003 | Diodes Incorporated | SaRonix-eCera™ FK | 60MHz | ±50ppm | -20°C ~ 70°C |
| FK6000005 | Diodes Incorporated | SaRonix-eCera™ FK | 60MHz | ±25ppm | -20°C ~ 70°C |
| FK6250003 | Diodes Incorporated | SaRonix-eCera™ FK | 62.5MHz | ±50ppm | -20°C ~ 70°C |
PT7C433833A实时时钟 (I2C),PT7C433833AZEEX,石英晶体,ECERA晶振
FK6250004
Diodes Incorporated
SaRonix-eCera™ FK
62.5MHz
±25ppm
-20°C ~ 70°C
FK6250005
Diodes Incorporated
SaRonix-eCera™ FK
62.5MHz
±50ppm
-40°C ~ 85°C
FK6400001
Diodes Incorporated
SaRonix-eCera™ FK
64MHz
±50ppm
-20°C ~ 70°C
FK6400002
Diodes Incorporated
SaRonix-eCera™ FK
64MHz
±25ppm
-20°C ~ 70°C
FK6400003
Diodes Incorporated
SaRonix-eCera™ FK
64MHz
±50ppm
-40°C ~ 85°C
FK6600004
Diodes Incorporated
SaRonix-eCera™ FK
66MHz
±50ppm
-20°C ~ 70°C
FK6600005
Diodes Incorporated
SaRonix-eCera™ FK
66MHz
±25ppm
-20°C ~ 70°C
FK6600006
Diodes Incorporated
SaRonix-eCera™ FK
66MHz
±50ppm
-40°C ~ 85°C
FK6660005
Diodes Incorporated
SaRonix-eCera™ FK
66.667MHz
±50ppm
-20°C ~ 70°C
FK6660006
Diodes Incorporated
SaRonix-eCera™ FK
66.667MHz
±25ppm
-20°C ~ 70°C
FK6660007
Diodes Incorporated
SaRonix-eCera™ FK
66.667MHz
±50ppm
-40°C ~ 85°C
FK6660008
Diodes Incorporated
SaRonix-eCera™ FK
66.66MHz
±50ppm
-20°C ~ 70°C
FK6660009
Diodes Incorporated
SaRonix-eCera™ FK
66.67MHz
±50ppm
-40°C ~ 85°C
FK7420004
Diodes Incorporated
SaRonix-eCera™ FK
74.25MHz
±50ppm
-40°C ~ 85°C
FK7500006
Diodes Incorporated
SaRonix-eCera™ FK
75MHz
±50ppm
-20°C ~ 70°C
FK7500007
Diodes Incorporated
SaRonix-eCera™ FK
75MHz
±25ppm
-20°C ~ 70°C
FK7500009
Diodes Incorporated
SaRonix-eCera™ FK
75MHz
±50ppm
-40°C ~ 85°C
FK7770001
Diodes Incorporated
SaRonix-eCera™ FK
77.76MHz
±50ppm
-20°C ~ 70°C
FK7770002
Diodes Incorporated
SaRonix-eCera™ FK
77.76MHz
±25ppm
-20°C ~ 70°C
FK7770003
Diodes Incorporated
SaRonix-eCera™ FK
77.76MHz
±50ppm
-40°C ~ 85°C
FN0100007
Diodes Incorporated
SaRonix-eCera™ FN
1MHz
±50ppm
-40°C ~ 85°C
FN0180035
Diodes Incorporated
SaRonix-eCera™ FN
1.843MHz
±50ppm
-20°C ~ 70°C
FN0180036
Diodes Incorporated
SaRonix-eCera™ FN
1.843MHz
±25ppm
-20°C ~ 70°C
FN0180037
Diodes Incorporated
SaRonix-eCera™ FN
1.843MHz
±50ppm
-40°C ~ 85°C
FN0200043
Diodes Incorporated
SaRonix-eCera™ FN
2.048MHz
±25ppm
-20°C ~ 70°C
特征：
使用外部32.768kHz石英晶体
支持I2C总线的高速模式(400 kHz)
包括时间(小时/分钟/秒)和日历
(年/月/日/日)计数器功能(BCD码)
可编程方波输出信号
用于数据存储的56字节电池供电非易失性(NV) RAM
备用电池自动断电检测和切换电路
完全无铅且完全符合RoHS标准(注释1和2)
不含卤素和锑。“绿色”设备(注3)
UL识别号:E348121
PT7C433833A实时时钟 (I2C),PT7C433833AZEEX,石英晶体,ECERA晶振
FN0200044
Diodes Incorporated
SaRonix-eCera™ FN
2.048MHz
±50ppm
-40°C ~ 85°C
FN0200046
Diodes Incorporated
SaRonix-eCera™ FN
2MHz
±50ppm
-20°C ~ 70°C
FN0230001
Diodes Incorporated
SaRonix-eCera™ FN
2.34MHz
±50ppm
-20°C ~ 70°C
FN0360036
Diodes Incorporated
SaRonix-eCera™ FN
3.686MHz
±50ppm
-40°C ~ 85°C
FN0360038
Diodes Incorporated
SaRonix-eCera™ FN
3.686MHz
±50ppm
-20°C ~ 70°C
FN0400060
Diodes Incorporated
SaRonix-eCera™ FN
4.096MHz
±50ppm
-20°C ~ 70°C
FN0400061
Diodes Incorporated
SaRonix-eCera™ FN
4MHz
±25ppm
-20°C ~ 70°C
FN0400062
Diodes Incorporated
SaRonix-eCera™ FN
4MHz
±50ppm
-20°C ~ 70°C
FN0400063
Diodes Incorporated
SaRonix-eCera™ FN
4MHz
±50ppm
-40°C ~ 85°C
FN0600010
Diodes Incorporated
SaRonix-eCera™ FN
6MHz
±50ppm
-40°C ~ 85°C
FN0600011
Diodes Incorporated
SaRonix-eCera™ FN
6MHz
±50ppm
-20°C ~ 70°C
FN0640004
Diodes Incorporated
SaRonix-eCera™ FN
6.4MHz
±50ppm
-40°C ~ 85°C
FN0670003
Diodes Incorporated
SaRonix-eCera™ FN
6.758MHz
±25ppm
-20°C ~ 70°C
FN0800032
Diodes Incorporated
SaRonix-eCera™ FN
8MHz
±50ppm
-40°C ~ 85°C
FN0810016
Diodes Incorporated
SaRonix-eCera™ FN
8.192MHz
±50ppm
-20°C ~ 70°C
FN0810017
Diodes Incorporated
SaRonix-eCera™ FN
8.192MHz
±25ppm
-20°C ~ 70°C
FN0810018
Diodes Incorporated
SaRonix-eCera™ FN
8.192MHz
±50ppm
-40°C ~ 85°C
FN0810019
Diodes Incorporated
SaRonix-eCera™ FN
8.192MHz
±25ppm
-20°C ~ 70°C
FN0810020
Diodes Incorporated
SaRonix-eCera™ FN
8.192MHz
±25ppm
-20°C ~ 70°C
FN1000055
Diodes Incorporated
SaRonix-eCera™ FN
10MHz
±50ppm
-20°C ~ 70°C
FN1000057
Diodes Incorporated
SaRonix-eCera™ FN
10MHz
±50ppm
-40°C ~ 85°C
FN1000058
Diodes Incorporated
SaRonix-eCera™ FN
10MHz
±25ppm
-20°C ~ 70°C
FN1100025
Diodes Incorporated
SaRonix-eCera™ FN
11.059MHz
±50ppm
-40°C ~ 85°C
FN1100027
Diodes Incorporated
SaRonix-eCera™ FN
11.059MHz
±50ppm
-20°C ~ 70°C
FN1200037
Diodes Incorporated
SaRonix-eCera™ FN
12MHz
±50ppm
-20°C ~ 70°C
FN1200038
Diodes Incorporated
SaRonix-eCera™ FN
12MHz
±25ppm
-20°C ~ 70°C
FN1200041
Diodes Incorporated
SaRonix-eCera™ FN
12MHz
±50ppm
-40°C ~ 85°C
FN1220024
Diodes Incorporated
SaRonix-eCera™ FN
12.288MHz
±50ppm
-20°C ~ 70°C
FN1220026
Diodes Incorporated
SaRonix-eCera™ FN
12.288MHz
±25ppm
-20°C ~ 70°C
FN1280007
Diodes Incorporated
SaRonix-eCera™ FN
12.8MHz
±25ppm
-20°C ~ 70°C
32.768kHz晶体连接。内部振荡器电路设计用于 具有12.5pF额定负载电容(CL)的晶体。引脚X1是振荡器的输入 并且可以选择连接到外部32.768kHz振荡器。内部的输出 如果外部振荡器连接到引脚X1，振荡器(引脚X2)悬空。外部的 32.768kHz振荡器也可以驱动PT7C4338。在这种配置中，X1引脚是连接的 外部振荡器信号和X2引脚是浮动的。
串行时钟输入。SCL用于同步I2上的数据移动 c串行接口
串行数据输入/输出。SDA是双线式串行接口的输入/输出引脚。SDA引脚为开漏输出，需要一个外部上拉电阻
方波/输出驱动器。使能且SQWE位设为1时，SQWE输出引脚 输出四种方波频率之一(1Hz、4kHz、8kHz、32kHz)。它是开漏，需要一个外部上拉电阻。应用VCC或VBAT时工作。
电源电压。当在正常范围内施加电压时，器件完全可以接触到 数据可以写入和读取。当备用电源连接到设备并且VCC 在VPF以下，读取和写入被禁止。然而，计时功能仍在继续 不受较低输入电压的影响。
+3V电池输入。任何标准3V锂电池或其他能源的备用电源输入 来源。电池电压必须保持在最小和最大极限之间 操作。如果不需要备用电源，VBAT必须接地。UL承认要确保 使用锂电池时防止反向充电
地面。DC电源通过这些引脚提供给器件。VCC是主要的能源输入。
当在正常范围内施加电压时，器件完全可以访问，数据也可以
写了又看。当备用电源连接到设备且VCC低于VPF时，读取
并且禁止写入。然而，计时功能不受下限的影响
输入电压。
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