Technical Note

8/18

BU6520KV,BU6521KV

www.rohm.com

2010.02 - Rev.C

© 2010 ROHM Co., Ltd. All rights reserved.

●Electrical characteristics(common)

Parameter

Symbol

Limits

Unit

Condition

MIN.

TYP.

MAX.

Input frequency

2

-

35.5

MHz CAMCKI(DUTY45%～55%)

Supply current

(CORE)

BU6520KV

IDD1

-

30

-

mA

35.5MHz operational setting

*1

BU6521KV

IDD1

-

40

62

mA

35.5MHz operational setting

*2

Leakage current (CORE)

IDDst1

-

-

50

µA

At sleep mode setting,

input terminal = GND setting

Supply current

(DAC)

BU6520KV

IDD2

-

38

-

mA

RL=37.5Ω, RIREF=2.4kΩ

BU6521KV

IDD2

-

38

56

mA

RL=37.5Ω, RIREF=2.4kΩ

Leakage current (DAC)

IDDst2

-

-

5

µA

input terminal=GND and

DAC power down mode setting

*1 Supply current(Total value of current of VDD, VDDIO, and VDDI2C) at color-bar image input in AIE enable and Digital output disable settings.

*2 Supply current(VDD) at color-bar image input in Fog-Reduction enable, AIE enable and Digital output disable settings.

●Electrical characteristics(DC characteristics)

1. DC characteristics (IO)

(Unless otherwise specified VDD=1.50V, VDDIO=3.3V, VDDI2C=3.3V, AVDD=3.3V, GND=0.0V, Ta=25℃)

Parameter

Symbol

Limits

Unit

Condition

MIN.

TYP.

MAX.

Input ”H” current

IIH

-10

-

10

µA

VIH=IO_LVL

Input ”L” current

IIL

-10

-

10

µA

VIL=GND

Pull-down current

IPD

25

50

100

µA

VIH=IO_LVL

Input ”H” voltage 1

VIH1

IO_LVL

x0.8

-

IO_LVL

+0.3

V

Normal input

(Including input mode of I/O terminal)

Input ”L” voltage 1

VIL1

-0.3

-

IO_LVL

x0.2

V

Normal input

(Including input mode of I/O terminal)

Input ”H” voltage 2

VIH2

IO_LVL

x0.85

-

IO_LVL

+0.3

V

Hysteresis input

(RESETB,CAMCKI,AUTO,MODE0,MODE1)

Input ”L” voltage 2

VIL2

-0.3

-

IO_LVL

x0.15

V

Hysteresis input

(RESETB,CAMCKI,AUTO,MODE0,MODE1)

Output ”H” voltage

VOH

IO_LVL

-0.4

-

IO_LVL

V

IOH=-1.0mA(DC)

(including output mode of I/O terminal)

Output ”L” voltage

VOL

0.0

-

0.4

V

IOL=1.0mA(DC)

(including output mode of I/O terminal)

*

IO_LVL is a generic name of VDDIO, VDDI2C and AVDD.

2. DC characteristics (DAC)

(Unless otherwise specified VDD=1.50V, VDDIO=3.3V, VDDI2C=3.3V, AVDD=3.3V, GND=0.0V, Ta=25℃)

Parameter

Symbol

Limits

Unit

Condition

MIN.

TYP.

MAX.

Integral Non-linearity

INL

-

±

4.0

±

8.0

LSB

RL=37.5Ω, RIREF=2.4kΩ,

DAC resolution=10bit

Differential Non-linearity

DNL

-

±

1.0

±

2.0

LSB

RL=37.5Ω, RIREF=2.4kΩ,

DAC resolution=10bit

Output Voltage (full scale)

VFS

1.1

1.25

1.4

V

RL=37.5Ω, RIREF=2.4kΩ,

DAC resolution=10bit