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BA7797F Fiches technique(PDF) 4 Page - Rohm

No de pièce BA7797F
Description  VCR standard audio signal processor
Download  8 Pages
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Fabricant  ROHM [Rohm]
Site Internet  http://www.rohm.com
Logo ROHM - Rohm

BA7797F Fiches technique(HTML) 4 Page - Rohm

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4
Video ICs
BA7797F
Electrical characteristics (unless otherwise noted, Ta = 25°C, VCC = 10V, and f = 1kHz)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
IqEE
6.4
8.5
11.3
mA
IqPB
6.4
8.5
11.3
mA
IqREC
5.2
6.9
9.2
mA
GVCLP
27.0
28.0
29.0
dB
GVCLT
19.0
20.0
21.0
dB
THDLT
0.1
0.3
%
VOMLT
5.9
8.4
dBV
VNOLT
– 81.5
– 75
dBV
VOA
– 9.0
– 8.0
– 7.0
dBV
THDA
0.1
0.5
%
MT
– 82.0
– 72
dB
GVCR
19.0
20.0
21.0
dB
THDR
0.13
0.4
%
VOMR
5.7
8.2
dBV
GVOR
60
71
dB
GVOP
61
68
dB
VNINP
– 122.5 – 114
dBV
GVCP
35.0
36.0
37.0
dB
RPH
—11
20
RRH
—17
25
BVRHDC
—0
10
µAE2 = ± 55V
BVRHAC
80
100
VP-P
Measurement
circuit
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
VO = – 8dBV
VO = – 8dBV
VO = – 8dBV, RL = 4.7k
THD = 1%, RL = 4.7k
VO = 0dBV, DIN AUDIO
LINE IN, TUNER IN
→REC OUT
VO = – 8dBV
VIN = – 25dBV, RL = 4.7k
VO = – 8dBV, RL = 4.7k
THD = 1%, RL = 4.7k
Rg = 680
Ω, DIN AUDIO
PB IN
→PB OUT
f = 70kHz, V2
± 1.5V
Rg = 4.7k
Ω, DIN AUDIO
VIN = – 25dBV, 9pin: OPEN
Fig.2
Measured at BW = 400Hz to 30kHz.
Quiescent current EE
Quiescent current PB
Quiescent current REC
〈Line amplifier〉
Voltage gain (PB input)
Voltage gain (LINE1, LINE2, TU inputs)
Distortion
Maximum output level
Output residual noise
ALC level
ALC distortion
Mute attenuation ratio
〈Recording amplifier〉
Voltage gain
Distortion
Maximum output level
Openloop gain
Playback preamplifier
Openloop gain
Input conversion noise
Voltage gain (stand alone)
〈Head switch〉
PB head switch impedance
REC head switch impedance
REC head switch DC withstanding voltage
REC head switch AC withstanding voltage
No signal
No signal
No signal


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