BA7149 datasheet(3/7 Pages) ROHM

部件名	BA7149

功能描述	Electronic viewfinder driver

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制造商	ROHM [Rohm]

网页	http://www.rohm.com

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Video ICs

BA7149F

•Electrical characteristics (unless otherwise noted, Ta = 25°C and Vcc = 5.0V)

Parameter

Symbol

Min.

Typ.

Max.

Unit

ICC

31.0

42.0

55.0

mA

GV

5.3

6.0

6.7

dB

DRV

3.20

3.50

—

fC

– 2.0

0.0

+ 2.0

dB

—

45

120

TH · BL

9.6

10.7

11.4

µs

TV · BL

870

970

1070

µs

fH · O

13.9

15.7

17.5

∆f CAP

± 2.1

± 3.0

—

THP

10.2

11.1

12.0

µs

THPH

– 1.9

– 1.2

– 0.5

µs

VHPL

0.5

1.1

1.7

V

fV · O

51.3

54.8

58.2

Hz

2.10

2.70

—

2.10

2.70

—

THVD

17.3

21.3

25.3

µs

THD

8.7

9.9

11.1

µs

TVD

860

960

1060

µs

VHV · L

—

0.1

0.3

V

VHV · H

4.7

4.9

—

V

VP-P

mVP-P

VP-P

kHz

Vsyn · Min.

VVP · Max.

VVN · Max.

Not designed for radiation resistance.

Operating current dissipation

Voltage gain

D range

Frequency characteristic

Minimum sync separation voltage

Horizontal blanking width

Vertical blanking width

Free-running frequency

Capture range

AFC output pulse width

AFC lock-in phase

Pulse voltage low

Free-running frequency

Pin 3 maximum output amplitude

Pin 5 maximum output amplitude

Phase difference

HD pulse width

V pulse width

Pulse voltage low

Pulse voltage high

〈VIDEO AMP〉

〈HD · VD〉

〈Horizontal〉

〈Vertical〉

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