Panasonic AN3296S, AN3296 Datasheet

AN3296, AN3296S

Synchronous Separation/AFC ICs

■ Overview

The AN3296 and AN3296S are the ICs designed for

video sync. signal processing circuit.

■ Features

•

Built-in horizontal and vertical sync. signal separator
and generator.

•

Adjustment-free horizontal AFC free-running frequency.

•

Built-in sync. signal detector.

1
2
3
4
5
6
7
89

10

11

12

13

14

15

16

21.7±0.3

6.2±0.3

3˚

to 1

5˚

7.62±0.25

4.7±0.25 3.05±0.25

1.1±0.25

2.54

1.22±0.25 0.5±0.1

+ 0.1
– 0.05

0.3

16-Pin Plastic Package (DIP016-P-0300B)

Unit : mm

AN3296

1

ICs for VCR

234567

16 15 14 13 12 11 10

1

No Sync
Detector

HALF-H
Killer

V-Sync
Sep.

V-OSC

AFC
Control

H-OSC P-Com.

GND

V

CC

8

9

Sync
Sep.

■ Block Diagram

AN3296S

1
2
3
4

0.4±0.25 0.41.27

5
6
7
8

0.3

0.1±0.1

4.2±0.3

6.5±0.3

16-Pin PANAFLAT Package (SOP016-P-0225)

Unit : mm

16
15
14
13
12
11
10

9

0.15

0.65

10.1±0.3

1.5±0.2

2

ICs for VCR

AN3296, AN3296S

Parameter Symbol Rating Unit

V

CC

P

D

T

opr

T

stg

Operating ambient temperature

Power dissipation (Ta=70˚C)

Supply voltage

AN3296
AN3296S

Storage
temperature

6

–20 to + 70
–55 to + 150
–55 to + 125

V

˚C

˚C

mW

80

■ Absolute Maximum Ratings (Ta=25˚C)

Parameter Symbol Range

Operating supply voltage range

V

CC

4.5V to 5.5V

■ Recommended Operating Range (Ta =25˚C)

ø

S

τ

S

V

CC

= 5V

V

CC

= 5V

Total current
SYNC output phase
SYNC width

0
3

1

5.5

µs
µs

Parameter minCondition typ max UnitSymbol

f

VF

At no input signal

V free-oscillation frequency

40 60 Hz

ø

VD

V

CC

= 5V

V

D

output phase

517µs

τ

VD

V

CC

= 5V

V

D

width

0.4 1 ms

I

tot

V

CC

= 5V 3 9 mA

NSD

1

Input signal 0dB (1VPP)

SYNC DET output (1)

0 0.5 V

NSD

2

Input signal –25dB

SYNC DET output (2)

4.5 5 V

f

HF

At no input signal

H free-oscillation frequency

6 8 kHz

β

AFC

Current = 0, 100µA

AFC control characteristic

100 150 Hz/µA

AFC

Input signal 0.3V

PP

AFC lock range

14.7 16.8 kHz

ø

HD

V

CC

= 5V

H

D

output phase

–1.2 – 0.2 µs

τ

HD

V

CC

= 5V

H

D

width

7.5 10.5 µs

■ Electrical Characteristics (Ta=25˚C)

–

1 3 4 5 7 8

16 15 13 12 11 10 9

+

+

+

+

+

+ +

10kΩ

47µF

V

CC

(5V)

14

2 6

100µH

150pF

V

D

OUT

SYNC
OUT

47µF

4.7µF

1kΩ

68kΩ

330Ω

33µF

HD
OUT

NO SYNC
OUT

NC

100kΩ

1500pF

VIDEO-IN

0.68µF

51kΩ

47kΩ

3900pF

560pF

10µF

33kΩ 11kΩ

680kΩ

75kΩ

0.068µF

470pF

0.33µF

0.01µF

SYNC
TIP
Clamp

No Sync
Detector

Sync
Sep.

V-Sync
Sep.

HALF-H
Killer

AFC
Control

H-OSC

P-Com.

V-OSC

Note) For external C (3900pF) and R (47kΩ)at the Pin6 use high-accuracy parts.
Recommended parts (Model by PANASONIC) C : ECQP1H392GZ R : ERO-25CKF4702

■ Application Circuit