BA7622F_09 datasheet(2/17 Pages) ROHM

部品番号	BA7622F

部品情報	Standard 3-output Video Driver

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BA7622F, BA7623F

Technical Note

2/16

www.rohm.com

2009.04 - Rev.A

●Operating range (Ta=25℃)

Parameter

Symbol

Limits

Unit

Supply Voltage

VCC

4.5～5.5

V

Note: This IC is not designed to be radiation-resistant..

●Electrical characteristics (Unless otherwise specified, Ta=25℃, Vcc=5 V and 2 lines are driven.)

BA7622F

Parameter

Symbol

Min.

Typ.

Max

Unit

Conditions

Circuit Current

Icc

-

23.6

35.4

mA

No signal

Maximum output level

Vom

2.8

3.3

-

Vp-p

f=1kHz,THD=1.0%

Voltage gain

Gv

-1.2

-0.6

0

dB

f=1kHz,VIN=2.0Vp-p

Frequency characteristic

Gf

-3

0

1.3

dB

10kHz/1MHz, VIN=1.0Vp-p

Differential gain 75Ωdrive1

DG1

-

0.4

1.0

%

VIN=2.0Vp-p,Standard staircase signal

Differential phase 75Ωdrive1

DP1

-

0.4

1.0

deg

VIN=2.0Vp-p, Standard staircase signal

Differential gain 75Ωdrive2

DG2

-

0.7

2.0

%

VIN=2.0Vp-p, Standard staircase signal

Differential phase 75Ωdrive2

DP2

-

0.7

2.0

deg

VIN=2.0Vp-p, Standard staircase signal

Interchannel crosstalk

CT

-

-60

-

dB

f=4.43MHz, VIN=2.0Vp-p

Input impedance(VIN3)

ZIN3

17

20

23

kΩ

―

Total harmonic distortion(VIN3)

THD32

-

0.1

0.5

%

f=1kHz,VIN=1.0Vp-p

BA7623F

Parameter

Symbol

Min.

Typ.

Max

Unit

Conditions

Circuit Current

Icc

-

25.2

37.8

mA

No signal

Maximum output level

Vom

2.9

3.4

-

Vp-p

f=1kHz,THD=1.0%

Voltage gain

Gv

-1.0

-0.5

0

dB

f=1kHz,VIN=2.0Vp-p

Frequency characteristics

Gf

-3

0

1

dB

10kHz/1MHz, VIN=1.0Vp-p

Differential gain 75Ωdrive1

DG1

-

0.4

1.0

%

VIN=2.0Vp-p, Standard staircase signal

Differential phase 75Ωdrive1

DP1

-

0.4

1.0

deg

VIN=2.0Vp-p, Standard staircase signal

Differential gain 75Ωdrive2

DG2

-

0.7

2.0

%

VIN=2.0Vp-p, Standard staircase signal

Differential phase 75Ωdrive2

DP2

-

0.7

2.0

deg

VIN=2.0Vp-p, Standard staircase signal

Interchannel crosstalk

CT

-

-60

-

dB

f=4.43MHz, VIN=2.0Vp-p

Total harmonic distortion

THD

-

0.1

0.5

%

f=1kHz,VIN=1.0Vp-p

●Block diagram

Fig.1 BA7622F

Fig.2 BA7623F

GND

IN1

IN2

IN3

OUT1

OUT2

OUT3

VCC

1

2

3

4

8

7

6

5

75



driver

75



driver

75



driver

GND

IN1

IN2

IN3

OUT1

OUT2

OUT3

VCC

Bias

Clamp

20k

1

2

3

4

8

7

6

5

75



driver

75



driver

75



driver

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