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LA70001M Datasheet(PDF) 2 Page - Sanyo Semicon Device

Part # LA70001M
Description  Record/Playback Amplifiers for VHS Format VCRs
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA70001M Datasheet(HTML) 2 Page - Sanyo Semicon Device

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No. 5709-2/8
LA70001, 70001M
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[Playback Mode]
Current drain
ICCP
The pin 13 inflow current.
23
29
35
mA
Voltage gain
CH1
GVP1
VIN = 38 m Vp-p, f = 1 MHz
56
59
62
dB
CH2
GVP2
56
59
62
dB
Voltage gain difference 1
∆GVP1
GVP1—GVP2
–1
0
+1
dB
With the same conditions as for the voltage
Equivalent input noise voltage
CH1
VNIN1
gain, the ratio of the output passed through a
CH2
VNIN2
1.1-MHz low-pass filter and the output with no
1.0
1.5
µVrms
input signal.
Frequency characteristics
CH1
∆Vfp1
The ratio of the output for VIN = 38 mVp-p,
CH2
∆Vfp2
f = 7 MHz and GVP1, 2, 3, and 4.
–2.5
0
dB
With VIN = 38 mVp-p, f = 4 MHz, the ratio of
Second harmonic distortion
CH1
VHDP1
the 8-MHz output component (second
CH2
VHDP2
harmonic) and the 4-MHz component (the
–40
–35
dB
fundamental).
CH1
VOMP1
At f = 1 MHz, the output level when the ratio
Maximum output level
CH2
VOMP2
of the 3-MHz output (third harmonic) and the
1.0
1.2
Vp-p
1-MHz output (fundamental) is –30 dB.
Crosstalk SP
VCR1
The ratio of the VIN = 38 mVp-p, f = 4 MHz
–40
–35
dB
output and GVP1.
Output DC offset
∆VODC1 CH1 – CH2
–100
0
+100
mV
Envelope detector output pin voltage
VENV
The T6 DC level when there is no input signal.
0
0.8
1.3
V
VENVSP1
With a f = 4 MHz input, the T6 DC level when
2.0
2.5
3.0
V
Envelope detector output pin voltage SP1
the T7A output level becomes 175 mVp-p.
VENVSP2
With a f = 4 MHz input, the T6 DC level when
3.5
4.0
4.5
V
the T7A output level becomes 400 mVp-p.
VENVEP1
With a f = 4 MHz input, the T6 DC level when
2.0
2.5
3.0
V
Envelope detector output pin voltage EP
the T7A output level becomes 125 mVp-p.
VENVEP2
With a f = 4 MHz input, the T6 DC level when
4.0
4.5
5.0
V
the T7A output level becomes 300 mVp-p.
Switch transistor on resistance in playback
RPON18
Measure the difference in the DC levels with
4
6
mode
a 1-mA and a 2-mA inflow current.
SW30 threshold level
SW30-1
Lch
→ Hch *1
1.2
5.0
V
SW30-2
Hch
→ Lch
0.0
0.8
V
[Record Mode]
Current drain
ICCR
The pin 13 inflow current.
43
50
57
mA
Record AGC amplifier output level
VRSP
The output level when VIN = 400 mVp-p, f = 4 MHz.
105
112
119
mVp-p
∆VAGC1-SP
At f = 4 MHz, when VIN = 700 mVp-p: the
0.5
1.0
dB
Record AGC amplifier control
output level /VRSP, EP
characteristics
∆VAGC2-SP
At f = 4 MHz, when VIN = 100 mVp-p: the
–1.0
–0.5
dB
output level /VRSP, EP
Record AGC amplifier frequency
At VIN = 400 mVp-p, the ratio of the outputs
characteristics
∆VFRS
when f is 1 MHz and 7 MHz, i.e. the ratio of
–1
0
+1
dB
the 7-MHz value to the 1-MHz value.*2.
With VIN = 400 mVp-p, f = 4 MHz, the ratio
Record AGC amplifier second harmonic
∆VHDRS
of the 8-MHz output component (second
–45
–40
dB
distortion
harmonic) and the 4-MHz component (the
fundamental).
Record AGC amplifier maximum output level
∆VMOSP
At f = 4 MHz, the output level at which the
20
22
mAp-p
second harmonic goes to –35 dB. *3
Record AGC amplifier muting attenuation
∆VMRS
When VIN = 400 mVp-p and f = 4 MHz, the
–45
–40
dB
output level/VRSP, EP
Record AGC amplifier cross modulation
T9A: VIN = 400 mVp-p, f = 4 MHz
relative level
∆VCYS
T10A: VIN = 2.4 Vp-p, f = 629 kHz
–45
–40
dB
The ratio of the (4 MHz ± 629 kHz) and the 4-MHz outputs.
Record muting threshold level
MUTE-1
MUTE OFF
→ MUTE ON *1
1.2
2.8
V
MUTE-2
MUTE ON
→ MUTE OFF
3.2
5.0
V
Record mode to playback mode threshold level
PB-REC
PB
→ REC *1
1.2
5.0
V
REC-PB
REC
→ PB
0.0
0.8
V
Electrical Characteristics at Ta = 25°C
Notes:Use a resistor with an accuracy of 1.0% for the resistor between pins 13 and 14.
*1. This is the voltage application point
*2. Here, fix the AGC amplifier gain by applying a 1.8-V DC level to the AGC detector filter pin (pin 15).
*3. Here, adjust the output level by applying a DC voltage to the REC-CUR-Adj pin (pin 12).


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