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参数资料
| 型号： | RX-4591CF |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO10 |
| 封装： | SON-10 |
| 文件页数： | 7/19页 |
| 文件大小： | 256K |
| 代理商： | RX-4591CF |
RX - 4591 CF
Page - 12
MQ - 402 - 01
8.6. Shifting to backup and returning
Backup
VDD
VCLK
CE
tCD
tF
tR
tCU
VIL
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
CE time before power drop
tCD
-
0
s
Power drop time
tF
-
2
s/ V
Power rise time
tR
-
1
s/ V
CE time after power rise
tCU
-
0
s
* When RTC switch into the backup-mode, CE keeps low level sure and, set the RTC into a disable state.
8.7. External connection example
RX-4591
VDD
GND
+
4.7
F
0.1
F
Schottky
Barrier
Diode
Note
VDD
D 1
D I
CLK
/ IRQ
FOUT
FOE
DO
CE
Note :
Use the secondary battery or a lithium battery. If using the secondary battery, a diode is not necessary. If using a lithium
battery, a diode is necessary. For information on resistance value, please consult the battery manufacturer.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| RX45Q | 制造商:BCM Advanced Research 功能描述:INTEL? Q45 LGA 775 SOCKET, 2 GBIT LAN, 1 PCIE X16,MTHRBRD - Bulk |
| RX-4762 | 功能描述:烙铁 SOLDERING TIP RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included |
| RX-4763 | 功能描述:烙铁 SOLDERING TIP RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included |
| RX-4764 | 功能描述:烙铁 SOLDERING TIP RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included |
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