RN5T564 datasheet, PDF - EEWORLD Datasheet

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RN5T564: DescriptionPower Supply Management Circuit, Adjustable, 7 Channel, CMOS, 4 X 4 MM, 0.80 MM HEIGHT, QFN-28; CategoryPower/power management The power supply circuit; File Size797KB，29 Pages; ManufacturerRICOH Electronic Devices Co., Ltd.

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RN5T564 Overview

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

RN5T564 Parametric

Parameter Name	Attribute value
Maker	RICOH Electronic Devices Co., Ltd.
Parts packaging code	QFN
package instruction	HVQCCN,
Contacts	28
Reach Compliance Code	unknown
ECCN code	EAR99
Adjustable threshold	YES
Analog Integrated Circuits - Other Types	POWER SUPPLY MANAGEMENT CIRCUIT
JESD-30 code	S-XQCC-N28
length	4 mm
Number of channels	7
Number of functions	1
Number of terminals	28
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Package body material	UNSPECIFIED
encapsulated code	HVQCCN
Package shape	SQUARE
Package form	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Certification status	Not Qualified
Maximum seat height	0.75 mm
Maximum supply voltage (Vsup)	4.5 V
Minimum supply voltage (Vsup)	3.1 V
Nominal supply voltage (Vsup)	3.6 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal form	NO LEAD
Terminal pitch	0.4 mm
Terminal location	QUAD
width	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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