UPC1830 datasheet(28/46 Pages) RENESAS

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µPC1830

Conditions

Symbol

Sync. separation

input DC voltage

H sync. pull-in

range

Horizontal VCO

control sensitivity

Horizontal VCO

free-running freq.

Horizontal VCO

free-running freq.

fluctuation with

power supply

voltage fluctuation

HD pulse output,

high

HD pulse output,

low

HD pulse output

width

Blanking pulse

output, high

Blanking pulse

output, low

Blanking pulse

output, width

Vertical free-running

frequency

(in 50-Hz mode)

–

2.25

2.55

2.85

––

–

±400

–

1.2

1.5

1.9

Hz/mV

–

–200

+200

––

–

±50

–

3.9

4.05

–

0.5

0.6

–

3.9

4.4

4.9

µs

–

3.9

4.05

–

0.5

0.6

–

9.9

10.4

10.9

µs

–

–––

fH/368

–

–––

fH/352

–

–––

fH/272

–

–––

fH/288

–

Composite f SC

PAL or

MIN.

TYP.

MAX.

Unit

/Separate

(MHz) NTSC

–

Sync. signal

(300 mVp-p)

only

–

Sync. signal

(300 mVp-p)only

Sync. signal

(300 mVp-p)only

Sync. signal

(300 mVp-p)only

Sync. signal

(300 mVp-p)only

Sync. signal

(300 mVp-p)only

Sync. signal

(300 mVp-p)only

Sync. separate

input of 3.5 V

Sync. separate

input of –1 mA

Input signal

(1/2)

Sync. separation input

DC voltage at no signal

Frequencies at which

horizontal AFC can be

pulled,

H sync width = 4.8

µs

Calculated from HD

output frequency

change when horizontal

AFC filter pin voltage

changes from 2.9 to 3.4

With no signal

Difference for 15.680

kHz of HD output

frequency,

With no signal

Change of fH when VCC

changes from 4.5 to 5.5

IOH = –200

µA

IOL = +200

µA

When HD pulse rising,

falling is 2.5 V

IOH = –200

µA

IOL = +200

µA

When blanking pulse

rising, falling is 2.5 V

H sync. detect filter

pin voltage = 0 V

H sync. detect filter

pin voltage = 5 V

H sync. detect filter

pin voltage = 0 V

H sync. detect filter

pin voltage = 5 V

EIS

fHP

βH

∆fHV

EHDH

EHDL

tWHD

EBLH

EBLL

tWBL

fv1

fv2

fv3

fv4

SYNCHRONOUS SECTION

Parameter

Remark

For the input signal, see Measuring Input Signal.

UPC1830 Datasheet(PDF) 28 Page - Renesas Technology Corp

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