BA7207AS datasheet(7/17 Pages) ROHM

7 / 17 page

Video ICs

BA7207AS / BA7207AK

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

Parameter

Symbol

Min.

Typ.

Max.

Unit

Conditions

Measurement

circuit

IREC

39.2

56.0

72.8

REC mode

Fig.1

IPB

46.9

67.0

87.1

PB mode

VREG

2.38

2.53

2.68

Fig.1

fosc

13.8

15.625

17.4

Fig.1

CRH

1.8

——

kHz

Fig.1

CRL

—

– 1.8

kHz

Fig.1

LRH

2.2

——

kHz

Fig.1

LRL

—

– 2.2

kHz

Fig.1

VREC

mVP-P

Cyan level (cyan frequency)

Fig.1

HDR4

—

– 25

Fig.1

HDR3

—

– 25

Fig.1

HDR2

—

– 25

Fig.1

GRS

– 1

Fig.1

fRS

– 1

Fig.1

CTR1

—

– 60

—

Fig.1

CTR2

—

– 60

—

Fig.1

VPB

Cyan level (cyan frequency)

Fig.1

HDP3

—

– 35

Fig.1

HDP2

—

– 35

Fig.1

HDP1

—

– 35

Fig.1

GP1

Fig.1

fP1

– 1

Fig.1

CTP1

—

– 60

—

Fig.1

GP2

– 1

Fig.1

– 1

Fig.1

CTP2

—

– 60

—

V14 = 0.3VP-P, 4.43MHz

Fig.1

CTRIN

—

– 40

– 30

Fig.1

2.5

——

Fig.1

——

1.5

Fig.1

fP2

Pins 14, 17, 19, 21 and 30

(Pins 13,18,21,23 and 35)∗

Pins 14, 17, 19, 21 and 30

(Pins 13,18,21,23 and 35)∗

V1 = 0.5VP-P, 4.286MHz

V14 = 0.3VP-P, 5MHz / 100kHz

V8 = 0.3VP-P, 4.3MHz

V8 = 0.3VP-P, 5MHz / 100kHz

V8 = 0.3VP-P, 4.3MHz

mVP-P

V30 = 0.3VP-P, 627kHz

V18 = 25mVP-P, 1.0715MHz

V30 = 0.3VP-P, 5MHz / 100kHz

V30 = 0.3VP-P, 627kHz

V14 = 0.3VP-P, 4.43MHz

Fig.1

kHz

Delayed sync input

V1 = 170mVP-P, 4.286MHz

V18 = 25mVP-P, 1.0715MHz

187.5

250.0

312.5

202.5

270.0

337.5

[Total device]

REC mode supply current

PB mode supply current

Regulator voltage

[Sync-gate block]

VCO free-running frequency

Capture range "H"

Capture range "L"

Lock range "H"

Lock range "L"

[REC system]

RECOUT output amplitude

Unwanted spectrum rejection

4MHz component

3MHz component

2MHz component

Output switch voltage gain

Output switch frequency characteristic

Output switch crosstalk 1

Output switch crosstalk 2

[PB system]

PB output amplitude

Unwanted spectrum rejection

3MHz component

2MHz component

1MHz component

Output switch voltage gain 1

Output switch frequency characteristic 1

Output switch crosstalk 1

Output switch voltage gain 2

Output switch frequency characteristic 2

Output switch crosstalk 2

RECIN crosstalk

[Control system]

High level voltage

Low level voltage

∗ BA7207AK pin numbers are given in brackets.

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