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STV5742 数据表(PDF) 3 Page - STMicroelectronics

部件名 STV5742
功能描述  2-HEAD PLAYBACK AND RECORD AMPLIFIER FOR VCR
PDF  7 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV5742 数据表(HTML) 3 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (Tamb =25
oC, unless otherwise specified)
Playback Mode (VCC = 5V, no load on Pin PBOUT, Recadj = 12k
Ω)
Symbol
Parameter
Test Conditions
Min.
Typ. Max.
Unit
PLAYBACK AMPLIFIER
ICC1
Supply Current
19
29
39
mA
GPB
Playback Gain
Sinewave 600kHz, 0.4mVPP on inputs
58
60
62
dB
EN
Equivalent Voltage Noise
Input grounded via IOUT Pin @ 600kHz,
BW = 10kHz
0.45
0.6
nV
√
Hz
IN
Equivalent Input Current Noise
Input open @ 6MHz, BW = 10kHz
2.5
pA
√
Hz
CRT1
Crosstalk
Sinewave @ 4MHz, 0.4mVPP
-35
-30
dB
RPBSW
Playback Switch on Resistor
@ 6MHz
1
5
10
Ω
BWLCF
Attenuation @ 100KHz
Reference level @ 600kHz
-3
0
1
dB
BWHCF
Attenuation @ 8MHz
Reference level @ 4MHz
-3
-1
0
dB
CIN
Input Capacitance
@ 6MHz, 22nF between Vi/Hi
40
50
60
pF
ZIN
Input Impedance
@ 6MHz
300
450
600
Ω
ZCPB
Output Resistance
DC
5
24
50
Ω
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, 0.4mVPP
-45
-40
dB
TRIV FUNCTION
TRIV0
Output Level (1)
No input signal
0
0.3
1
V
TRIV1
Output Level (2)
Sinewave @ 4MHz, 100mVPP @ PBOUT
1.3
V
TRIV4
Output Level (3)
Sinewave @ 4MHz, 400mVPP @ PBOUT
2.5
3.1
3.5
V
TRIV6
Output Level (4)
Sinewave @ 4MHz, 600mVPP @ PBOUT
3.2
3.7
4.2
V
TRIV1-TRIV0
0.5
1
-
V
Record Mode (VCC = 5V, Recadj = 12k
Ω, SWR = 5V, CAGCREC = 470pF, RRCY = 2.2kΩ,
RRCC = 8.2k
Ω, Load 10µH//1kΩ for each simulated head)
Symbol
Parameter
Test Conditions
Min.
Typ. Max.
Unit
RECORD AMPLIFIER
ICC2
Current Supply
55
85
115
mA
IHA0
DC Current through IOUT
28
38
47.5
mA
IHA1
Fundamental
VRCY = 300mVPP @ 4MHz
34
36
38
mAPP
IHA2
2nd Harmonic
VRCY = 300mVPP @ 4MHz
-40
-36
dB
IHA2M
2nd Harmonic
VRCY = 400mVPP @ 4MHz,
AGC adjusted for IAH1 = 40mAPP
-34
-32
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
VIN = 300mVPP
±3dB @ f = 4MHz
-0.2
0
+0.2
dB
RIOUT
Output Resistance
∆V = 5V
3.5
5.5
-
κΩ
RSAT
Output Stage Resistance
∆I = 10mA
5
10
50
Ω
IRN
AGC Capacitor downloading
Current
4.5V at CAGC Pin
165
µA
IRP
AGC Capacitor uploading
Current
0.5V at CAGC Pin,
VIN = 300mVPP @ 4MHz
-165
µA
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
µA
ISWINL
SWIN Input Leakage Current
0V at SWIN input
-50
-25
-5
µA
VSWRCH
SWRC Input Threshold
Selects record mode, 0 to 5V
3.2
3.4
3.8
V
STV5742
3/7



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