PCF8523TK: 实时时钟(RTC)和日历
PCF8523是一款CMOS实时时钟(RTC)和日历，最适合低功耗应用。数据可通过I²C总线以1000 kbit/s的最大数据速率串行传输。提供报警和定时器功能，可在中断针脚上生成唤醒信号。偏移寄存器允许对时钟进行精细调整。PCF8523具有备用电池切换电路，会检测断电情况并在断电发生时自动切换至电池电源。
sot909-1_3d
数据手册 (1)
| 名称/描述 | Modified Date |
|---|---|
| Real-Time Clock (RTC) and calendar (REV 7.0) PDF (632.0 kB) PCF8523 [English] | 28 Apr 2015 |
应用说明 (2)
| 名称/描述 | Modified Date |
|---|---|
| Improved timekeeping accuracy with PCF85063, PCF8523 and PCF2123 using an external temperature sensor (REV 1.0) PDF (309.0 kB) AN11247 [English] | 06 Mar 2015 |
| ESD and EMC sensitivity of IC (REV 1.0) PDF (745.0 kB) AN10853 [English] | 14 Mar 2013 |
用户指南 (4)
| 名称/描述 | Modified Date |
|---|---|
| User manual for the I²C-bus RTC PCF8523 demo board OM13511 (REV 1.0) PDF (361.0 kB) UM10760 [English] | 05 Oct 2015 |
| Store and transport requirements (REV 3.0) PDF (325.0 kB) UM10569 [English] | 10 Mar 2015 |
| I2C-bus specification and user manual (REV 6.0) PDF (1.4 MB) UM10204 [English] | 28 Apr 2014 |
| I2C-bus specification and user manual (REV 5.0) PDF (1.6 MB) UM10204_JA [English] | 03 Apr 2013 |
手册 (2)
| 名称/描述 | Modified Date |
|---|---|
| NXP® I2C-bus solutions 2014: Smart, simple solutions for the 12 most common design concerns (REV 1.0) PDF (3.5 MB) 75017540 [English] | 01 Aug 2014 |
| NXP® ultra-low-power RTC/calendars PCF8523 & PCF2123 (REV 2.0) PDF (290.0 kB) 75017076 [English] | 10 Mar 2011 |
封装信息 (1)
| 名称/描述 | Modified Date |
|---|---|
| plastic thermal enhanced very thin small outline package; no leads; 8 terminals; body 4 x 4 x 0.85 mm (REV 1.0) PDF (191.0 kB) SOT909-1 [English] | 08 Feb 2016 |
包装 (1)
| 名称/描述 | Modified Date |
|---|---|
| HVSON8; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or... (REV 2.0) PDF (182.0 kB) SOT909-1_118 [English] | 19 Apr 2013 |
订购信息
| 型号 | 状态 | package version | Package version | resolution | interface | Interface | VDD (interface) (V) | watchdog timer | programmable alarm | Programmable alarm | countdown timer | Special features | stop-watch mode | VDD (clock) (V) | Leap year tracking | leap year tracking | IDD (nA) | temperature compensation | Tamb (Cel) | AEC-Q100 compliant |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PCF8523TK/1 | Active | SOT909-1 | 1 sec to year | I2C | 1.6 to 5.5 | yes | yes | yes | no | 1.2 to 5.5 | yes | 150 | no | -40 to +85 | no |
封装环保信息
| 产品编号 | 封装说明 | Outline Version | 回流/波峰焊接 | 包装 | 产品状态 | 部件编号订购码 (12NC) | Marking | 化学成分 | RoHS / 无铅 / RHF | 无铅转换日期 | IFR(FIT) | MTBF（小时） | MSL | MSL LF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PCF8523TK/1 | | SOT909-1 | Reel 13" Q1/T1 | Active | PCF8523TK/1,118 (9352 935 73118) | 8523 | PCF8523TK/1 |    | Always Pb-free | 5 | 2E8 | 1 | 1 |
- Real-Time Clock (RTC) and calendar interface_and_connectivity
- Improved timekeeping accuracy with PCF85063, PCF8523 and PCF2123 using an external temperature sensor PCF85063BTL
- ESD and EMC sensitivity of IC pcf8576d_automotive
- User manual for the I²C-bus RTC PCF8523 demo board OM13511 PCF8523
- Store and transport requirements pcf8576d_automotive
- I2C-bus specification and user manual pca9685pw
- I2C-bus specification and user manual pca9685pw
- NXP® I2C-bus solutions 2014: Smart, simple solutions for the 12 most common design concerns pca9685pw
- NXP® ultra-low-power RTC/calendars PCF8523 & PCF2123 PCF2123
- plastic thermal enhanced very thin small outline package; no leads; 8 terminals; body 4 x 4 x 0.85 mm PCF8523
- HVSON8; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or... PCF8523
- PCF8523
