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RN5T564: 产品描述Power Supply Management Circuit, Adjustable, 7 Channel, CMOS, 4 X 4 MM, 0.80 MM HEIGHT, QFN-28; 产品类别电源/电源管理电源电路; 文件大小797KB，共29页; 制造商RICOH Electronic Devices Co., Ltd.

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RN5T564概述

Power Supply Management Circuit, Adjustable, 7 Channel, CMOS, 4 X 4 MM, 0.80 MM HEIGHT, QFN-28

RN5T564规格参数

参数名称	属性值
厂商名称	RICOH Electronic Devices Co., Ltd.
零件包装代码	QFN
包装说明	HVQCCN,
针数	28
Reach Compliance Code	unknown
ECCN代码	EAR99
可调阈值	YES
模拟集成电路 - 其他类型	POWER SUPPLY MANAGEMENT CIRCUIT
JESD-30 代码	S-XQCC-N28
长度	4 mm
信道数量	7
功能数量	1
端子数量	28
最高工作温度	85 °C
最低工作温度	-40 °C
封装主体材料	UNSPECIFIED
封装代码	HVQCCN
封装形状	SQUARE
封装形式	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
认证状态	Not Qualified
座面最大高度	0.75 mm
最大供电电压 (Vsup)	4.5 V
最小供电电压 (Vsup)	3.1 V
标称供电电压 (Vsup)	3.6 V
表面贴装	YES
技术	CMOS
温度等级	INDUSTRIAL
端子形式	NO LEAD
端子节距	0.4 mm
端子位置	QUAD
宽度	4 mm

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7-channel Power Management IC

RN5T564

Development Specifications

Rev.

1.4

2009.06.25

RICOH COMPANY, LTD.

Electronic Devices Company

This specification is subject to change without notice.

RN5T564

7-channel Power Management IC

Table of Contents

6.1

6.2

6.3

8.1

8.2

8.2.1

8.2.2

8.3

8.3.1

8.3.2

8.3.3

9.1

9.1.1

9.1.2

9.1.3

9.1.4

10.

10.1

10.2

Outline.....................................................................................................................................................

Feature

.................................................................................................................................................... 3

Pin Configuration

.................................................................................................................................... 4

Block diagram..........................................................................................................................................

Pin Description

........................................................................................................................................ 6

Power ON/OFF Operation

....................................................................................................................... 7

Power ON/OFF Operation ..................................................................................................................................7

UVLO (Under Voltage Lock Out) Electrical Characteristics .............................................................................8

Thermal Shutdown Circuit Electrical Characteristics .........................................................................................8

Reset Function

......................................................................................................................................... 9

FUNCTION Blocks

................................................................................................................................ 10

LDO, DCDC Table ...........................................................................................................................................10

LDO ..................................................................................................................................................................11

LDO1, 2, 3 Electrical Characteristics ...................................................................................................... 12

LDO4, 5 Electrical Characteristics .......................................................................................................... 13

Step-down DC/DC Converter ...........................................................................................................................14

Step-down DC/DC Converter1 Electrical Characteristics ....................................................................... 14

Step-down DC/DC Converter2 Electrical Characteristics ....................................................................... 15

Step-down DC/DC Converter2 Output Voltage Setting........................................................................... 16

CPU Interface

........................................................................................................................................ 17

I2C BUS............................................................................................................................................................17

Method of I2C-Bus Transfer.................................................................................................................... 17

I2C-Bus Slave Address ............................................................................................................................ 18

I2C-Bus Data Transmission Format ........................................................................................................ 19

I2C-Bus SDA and SCL Bus Line characteristics..................................................................................... 21

Register..................................................................................................................................................

Register Map.....................................................................................................................................................23

Register Description..........................................................................................................................................24

PWRON Register (Address: 00h)............................................................................................................ 24

10.2.1

Rev.

1.4

Page

RN5T564

7-channel Power Management IC

10.2.2

10.2.3

11.

11.1

11.2

11.3

12.

12.1

12.2

12.3

12.4

12.5

13.

MODE Register (Address: 01h) .............................................................................................................. 24

LDO Setting Voltage Register (Address: 02h)......................................................................................... 25

Electrical Characteristics

....................................................................................................................... 26

Absolute Maximum Ratings .............................................................................................................................26

Recommendation of Operation Conditions.......................................................................................................26

System Consumption Current ...........................................................................................................................26

Electrical Characteristics of Digital Input/Output Pin

............................................................................ 27

VDD system CMOS Schmitt Input Pin.............................................................................................................27

VDD system Nch Open Drain Output Pin ........................................................................................................27

VIND system CMOS Schmitt Input Pin ...........................................................................................................27

VDD system CMOS Input pin ..........................................................................................................................27

VIND system NchOpen Drain Output Pin........................................................................................................27

Package Information..............................................................................................................................

Rev.

1.4

Page

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