Datasheet STV5722A Datasheet (SGS Thomson Microelectronics)

2-HEAD PLAYBACK AND RECORD AM PLIFIER FOR VCR

.

ONE 5V POWER SUPPLY

.

PLAYBACK/RECORD MODE SELECTION
THROUGH A LOGIC INPUT

.

SO16 PACKAGE

.

NO ADJUSTMENT FOR LUMINANCE RE­CORDING

PLAYBACK MODE

.

LOW NOIS E AND WIDE BAND AM PLIFIERS
FOR 2 HEADS

.

AUTOMATIC OFFSET CANCELLATION BE­TWEEN THE 2 SELECTED HEADS

.

ONE PLA YBACK OUTPUT

.

ONE OUTPUT FOR AUTOMATIC VIDEO
TRACKING

RECORD MOD E

.

RECORD AGC AMPLIFIER SAMPLED BY
SYNCHRO SIGNAL

.

RECORDING SIGNAL LEVEL ADJUSTABLE
BY EXT ERNA L RESISTOR

STV5722A

ADVANCE DATA

SO16 Narrow

(Plastic Package)

ORDER CODE : STV5722A

PIN CONNECTIONS

I

OUT

V2
V1
C1
H1

GND1

H2
C2

July 1994

This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice.

1
2
3
4
5
6
7
8

16
15
14
13
12
11
10

9

CAGCREC
RECIN
TRIV
CSYN
GND2
PBOUT
V

CC

SWIN

5722A-01.EPS

1/5

1 2 3 4 5

6

7 8

9101112

13

1516

RECIN

TRIV

CSYN

GND2

PBOUT

SWIN

CAGCREC

V2

V1

C1

H1

GND1

H2

C2

V

CC

14

I

OUT

V

CC

STV5722A

STV5722A

BLOCK DIAG RAM

5722A-02.EPS

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

CC

T

T

oper

Power Supply Voltage 6 V
Junction Temperature 150

j

Operating Temperature 0, +70

o

C

o

C

5722A-01.TBL

THERMAL D ATA

Symbol Parameter Value Unit

R

th (j-a)

Junction-ambient Thermal Resistance Max. 100

o

C/W

5722A-02.TBL

RECOMMENDED OPERATING CHARACTERISTICS

Symbol Parameter Min. Typ. Max. Unit

V

CC

CAGC Capacitance on Pin CAGCREC 4.7 nF

RECADJ Record Biasing Resistor 10 33

Power Supply 4.75 5 5.25 V

kΩ

5722A-03.TBL

2/5

STV5722A

ELECTRICAL CHARACTERISTICS (T

Playback Mod e (V

= 5V , no load on Pin PBOUT, Recadj = 12kΩ)

CC

= 25oC, unless otherwise specified)

amb

Symbol Parameter Test Conditions Min. Typ. Max. Unit

PLAYBACK AMPLIFIER

I

CC1

GPB Playback Gain Sinewave 600kHz, 0.4mV

EN Equivalent Voltage Noise

Supply Current 19 29 39 mA

on inputs 55 57 59 dB

PP

Input grounded via I
BW = 10kHz

Pin @ 600kHz,

OUT

0.6

IN Equivalent Input Current Input open @ 6MHz, BW = 10kHz 1.7

CRT1 Crosstalk Sinewave @ 4MHz, 0.4mV

PP

-35 -28 dB

RPBSW Playback Switch on Resistor @ 6MHz 1 5 10

BWLCF Attenuation @ 100KHz Reference level @ 600kHz -3 0 1 dB

BWHCF Attenuation @ 8MHz Reference level @ 4MHz -3 -1 0 dB

C
Z

Input Capacitance @ 6MHz, 22nF between Vi/Hi 30 40 50 pF

IN

Input Impedance @ 6MHz 300 450 600

IN

ZCPB Output Resistance DC 5 24 50

VDCPB1 DC Level on Pin PBOUT 1.6 2 2.4 V

DVDC Head Switch Offset -0.1 0 0.1 V

SHPB1 2nd Harmonic Sinewave @ 4MHz, 0.4mV

PP

-45 -40 dB

TRIV FUNCTION

TRIV0 Output Level (1) No input signal 0 0.3 1 V
TRIV1 Output Level (2) Sinewave @ 4MHz, 100mV
TRIV4 Output Level (3) Sinewave @ 4MHz, 400mV
TRIV6 Output Level (4) Sinewave @ 4MHz, 600mV

@ PBOUT 1.3 V

PP

@ PBOUT 2.5 3.1 3.5 V

PP

@ PBOUT 3.2 3.7 4.2 V

PP

nV

√Hz

pA

√Hz

Ω

Ω
Ω

Record Mode (VCC = 5V, Recadj = 12kΩ, SWR = 5V , CAGCREC = 470pF, RRCY = 2.2kΩ,
RRCC = 8.2kΩ, Load 10µH//1kΩ for each simulated head)

Symbol Parameter Test Conditions Min. Typ. Max. Unit

RECORD AMPLIFIER

I

CC2

IHA0 DC Current through I
IHA1 Fundamental VRCY = 300mV
IHA2 2nd Harmonic VRCY = 300mVPP @ 4MHz -42 -38 dB

BWRECL Attenuation at 100kHz Reference level @ 600kHz, AGC locked -3 0 1 dB

BWRECH Attenuation at 8MHz Reference level @ 4MHz, AGC locked -2 -0.5 1 dB

DVLREC Record AGC Sensitivity

RIOUT Output Resistance

RSAT Output Stage Resistance

IRN AGC Capacitor downloading
IRP AGC Capacitor uploading

SWITCHING LEVELS

VSWINH SWIN Input Threshold Selects head H1, 0 to 5V 1.5 2 2.5 V

VSWINL SWIN Input Threshold Selects head H2, 5 to 0V 1.5 2 2.5 V

ISWINH SWIN Input Leakage Current 5V at SWIN input 5 18 50

ISWINL SWIN Input Leakage Current 0V at SWIN input -50 -25 -5

VSWRCH SWRC Input Threshold Selects record mode, 0 to 5V 3.2 3.4 3.8 V

VSWRCL SWRC Input Threshold Selects playback mode, 5 to 0V 3.1 3.3 3.8 V

Current Supply 50 68 88 mA

OUT

@ 4MHz 20 23 26 m A

PP

= 300mVPP ±3dB @ f = 4MHz

V

IN

∆V = 5V
∆I = 10mA

26 32 40 mA

-1 0 +1 dB
800

51050

4.5V at CAGC Pin 165

Current
Current

0.5V at CAGC Pin,
V

= 300mVPP @ 4MHz

IN

-165

PP

Ω
Ω

µA
µA

µA
µA

5722A-04.TBL

3/5

STV5722A

ELECTRICAL CHARACT ERISTICS (T

Record Mode (V

= 5V, Recadj = 12kΩ, SWR = 5V, CAGCREC = 470pF, RRCY = 2.2kΩ,

CC

= 25oC, unless otherwise specified)

amb

RRCC = 8.2kΩ, Load 10µH//1k Ω for each simulated head) (continued)

Symbol Parameter Test Conditions Min. Typ. Max. Unit

SWITCHING LEVELS (continued)

ISWRCH SWRC Input Leakage Current 5V at SWRC input 2 5 8 mA
ISWRCL SWRC Input Leakage Current 0V at SWRC input -20 0 20

t

ON

t1 Delay from playback to record :

Delay Signal appears on PBOUT 3 ms

22nF between Hi/Vi 1

Signal disappears on Pin PBOUT

t2 Delay from record to playback :

22nF between Hi/Vi 5 ms

Signal appears on Pin PBOUT

t3 Delay from playback to record :

Signal appears on Pin I

OUT

t4 Delay from record to playback :

Signal disappears on Pin I

OUT

25

7

VCSYH CSYN Input Threshold Sampling on, 0 to 5V 2.0 2.7 3.2 V

VCSYL CSYN Input Threshold Sampling off, 5 to 0V 2.0 2.6 3.1 V

ICSYH Leakage Current 5V at CSYN Pin, Sampling on -10 0 10
ICSYL Leakage Current 0V at CSYN Pin, Sampling off -50 -16 -5

APPLICATION DIAGRAM

RECC

CRCC

22nF

RRCC

8.2k

CRCY
22nF

RRCY

Ω

2.2k

Ω

D1 1N4148

C1
22nF

L1 22µH

C2
22

µ

F

RECY

SW REC
SW H

CSYN
PBOUT

V

CC

µA

µs

µs
µs

µA
µA

5722A-05.TBL

4/5

CAGC

22nF

R1 1kΩ

C3
22nF

CAGCREC

RECIN

TRIV

14

CSYN

GND2

PBOUT

CC

V

STV5722A

V

CC

1 2 3 4 5 6 7 8

OUT

I

H1H2

V2

V1

CDC1

22nF

C1

H1

CH1
22nF

GND1

H2

CH2
22nF

SWIN

9101112131516

C2

CDC2
22nF

RADJ
12k

TRIV

Ω

5722A-03.EPS

PACKAG E MECHANI CAL DATA

16 PINS - PLASTIC MICROPACKAGE (SO)

a2

STV5722A

GL

C

A

c1

b

e3

D

e

s

a1

b1

E

M

16 9

F

18

Dimensions

Min. Typ. Max. Min. Typ. Max.

Millimeters Inches

A 1.75 0.069
a1 0.1 0.2 0.004 0.008
a2 1.6 0.063

b 0.35 0.46 0.014 0.018
b1 0.19 0.25 0.007 0.010

C 0.5 0.020
c1 45

o

(typ.)
D 9.8 10 0.386 0.394
E 5.8 6.2 0.228 0.244
e 1.27 0.050

e3 8.89 0.350

F 3.8 4.0 0.150 0.157
G 4.6 5.3 0.181 0.209
L 0.5 1.27 0.020 0.050

M 0.62 0.024

S8

o

(max.)

PM-SO16.EPS

SO16.TBL

Information furnished i s believed to be accurate and rel iabl e. However, S GS-THOMSON Microel ectroni cs assumes no responsibil ity
for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result
from its use. No licence is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics.
Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all
information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life
support devices or systems without express written approval of SGS-THOMSON Microelectronics.

© 1994 SGS-THOMSON Microelectronics - All Rights Reserved

2

Purchase of I

2

C Patent. Rights to use these components in a I2C system, is granted provided that the system conforms to

I

Australia - Brazil - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco

The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.

C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips

2

C Standard Specifications as defined by Philips.

the I

SGS-THOMSON Microelectronics GROUP OF COMPANIES

5/5