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1339

更新时间： 2023-12-20 18:45:24

品牌	Logo	应用领域
瑞萨 - RENESAS		/
页数	文件大小	规格书
28页	1070K
描述
Real-Time Clock With Serial I2C Interface

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1339 数据手册

1339 Datasheet

Table 1. Power Control

Supply Condition

Read/Write Powered

Access

V_BACKUP

V_CC

V_CC< V_PF, V_CC< V_BACKUP

V_CC< V_PF, V_CC> V_BACKUP

V_CC> V_PF, V_CC< V_BACKUP

V_CC> V_PF, V_CC> V_BACKUP

Yes

V_CC

Yes

V_CC

Power-up/down Timing

Table 2. Power-up/down Characteristics

Ambient Temperature -40 to +85C

Parameter

Symbol

t_REC

Conditions

Min.

Typ.

Max.

Unit

Recovery at Power-up

(see note 1)

(see note 2)

V_CCFall Time; V_PF(MAX)to V_PF(MIN)

V_CCRise Time; V_PF(MIN)to V_PF(MAX)

t_VCCF

t_VCCR

µs

Note 1: This delay applies only if the oscillator is running. If the oscillator is disabled or stopped, no power-up delay

occurs.

Note 2: Measured at typ VBAT level.

April 4, 2023

1 2 3 456 7 8...28

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