参数资料
型号: 1339-31DCGI8
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO8
封装: 0.150 INCH, ROHS COMPLIANT, SOIC-8
文件页数: 22/26页
文件大小: 330K
代理商: 1339-31DCGI8
IDT1339
REAL-TIME CLOCK WITH SERIAL I2C INTERFACE
RTC
IDT
REAL-TIME CLOCK WITH SERIAL I2C INTERFACE
5
IDT1339
REV N 060311
Table 1. Power Control
Power-up/down Timing
Table 2. Power-up/down Characteristics
Ambient Temperature -40 to +85
° C
Note: This delay applies only if the oscillator is running. If the oscillator is disabled or stopped, no power-up delay
occurs.
Supply Condition
Read/Write
Access
Powered
By
VCC < VPF, VCC < VBACKUP
No
VBACKUP
VCC < VPF, VCC > VBACKUP
No
VCC
VCC > VPF, VCC < VBACKUP
Yes
VCC
VCC > VPF, VCC > VBACKUP
Yes
VCC
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Units
Recovery at Power-up
tREC
(see note below)
2
ms
VCC Fall Time; VPF(MAX) to VPF(MIN)
tVCCF
300
s
VCC Rise Time; VPF(MIN) to VPF(MAX)
tVCCR
0s
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