Page 1
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
Page 2
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
Page 3
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
Page 4
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
Page 5
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
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