STV5744A ST Microelectronics, STV5744A Datasheet - Page 4

• Manufacturer Part Number: STV5744A
• Description: 4-HEAD PLAYBACK AND RECORD AMPLIFIER FOR VCR
• Manufacturer: ST Microelectronics

ELECTRICAL CHARACTERISTICS (T
STV5744A
RECORD AMPLIFIER
SWITCHING LEVELS
4/8
Record Mode (V
RRCC = 8.2k , Load 10 H//1k for each simulated head)
BWRECH Attenuation at 8MHz
VSWRCH SWRC Input Threshold
BWRECL
VSWRCL
DVLREC
VSWINH
ISWRCH
ISWRCL
VSWINL
VSWIN1
VSWIN2
Symbol
ISWINH
VSWST
ISWINL
VCSYH
VCSYL
ISWSH
RIOUT
ISWSL
IHA2M
ICSYH
ICSYL
RSAT
IHA0
IHA1
IHA2
I
IRN
IRP
t
CC2
ON
t1
t2
t3
t4
2nd Harmonic
Current Supply
DC Current through I
Fundamental
2nd Harmonic
Attenuation at 100kHz
Record AGC Sensitivity
Output Resistance
Output Stage Resistance
AGC Capacitor downloading
Current
AGC Capacitor uploading
Current
SWIN Input Voltage
SWIN Input Voltage
SWIN Input Voltage
SWIN Input Voltage
SWIN Input Leakage Current
SWIN Input Leakage Current
SWRC Input Threshold
SWRC Input Leakage Current
SWRC Input Leakage Current
Delay
Delay from playback to record :
Signal disappears on Pin YCPB
Delay from record to playback :
Signal appears on Pin YCPB
Delay from playback to record :
Signal appears on Pin I
Delay from record to playback :
Signal disappears on Pin I
CSYN Input Threshold
CSYN Input Threshold
Leakage Current
Leakage Current
SWS Input Threshold
SWS Input Leakage Current
SWS Input Leakage Current
CC
= 5V, Recadj = 12k , SWR = 5V, CAGCREC = 470pF, RRCY = 2.2k ,
Parameter
OUT
OUT
OUT
amb
VRCY = 300mV
VRCY = 300mV
VRCY = 400mV
AGC adjusted for IAH1 = 40mA
Reference level @ 600kHz, AGC locked
Reference level @ 4MHz, AGC locked
V
4.5V at CAGC Pin
0.5V at CAGC Pin,
V
Selects head H2SP
Selects head H1SP
Selects head H1LP
Selects head H2LP
5V at SWIN input
0V at SWIN input
Selects record mode, 0 to 5V
Selects playback mode, 5 to 0V
5V at SWRC input
0V at SWRC input
Signal appears on YCPB
22nF between Hi/Vi
VRCY = 300mV
Sampling on (I = -25 A)
Sampling off (I = 25 A)
Sampling on
Sampling off
5V at SWS Input
0V at SWS Input
= 25
V = 5V
I = 10mA
IN
IN
= 300mV
= 300mV
o
C, unless otherwise specified (continued)
Test Conditions
PP
PP
@ 4MHz
PP
PP
PP
PP
3dB @ f = 4MHz
@ 4MHz
@ 4MHz
@ 4MHz,
@ 4MHz
PP
Min. Typ. Max.
-0.2
-20
-20
3.5
1.3
2.8
4.3
3.2
3.1
2.2
2.2
68
24
30
10
90
-3
-2
5
0
2
-165
3.35
-0.5
160
-0.2
130
-40
5.5
0.5
3.4
1.6
1.9
2.5
2.5
91
33
32
10
10
0
0
5
0
1
2
3
0
+0.2
115
170
-36
-34
-10
0.8
2.3
3.8
3.8
3.8
2.8
2.8
41
34
50
20
20
1
1
5
8
mA
Unit
mA
mA
mA
ms
ms
ms
dB
dB
dB
dB
dB
k
V
V
V
V
V
V
V
V
V
A
A
A
A
A
A
A
A
A
s
s
PP