bh7775k ROHM Co. Ltd., bh7775k Datasheet - Page 10

• Manufacturer Part Number: bh7775k
• Description: Vcr Audio Signal Processing System
• Manufacturer: ROHM Co. Ltd.

10
Video ICs
[Hi-Fi EE THROUGH]
[BS THROUGH] (INPUT: BS IN L / R OUTPUT: LINE OUT L / R)
[LINE AMP] (INPUT: Hi-Fi IN L / R OUTPUT: LINE OUT L / R)
[MIX AMP]
[NORMAL EE THROUGH]
[NORMAL REC AMP]
(INPUT: TU IN M, TU IN L / R, LINE1 IN L / R, LINE2 IN L / R, BS IN L / R OUTPUT: NA REC OUT)
Switching DC offset
(INPUT: TU IN L / R, LINE1 IN L / R , LINE2 IN L / R, BS IN L / R OUTPUT: LINE OUT L / R)
(INPUT: TU IN L / R, LINE1 IN L / R, LINE2 IN L / R, BS IN L / R OUTPUT: MIX OUT)
(INPUT: TU IN M, TU IN L / R, LINE1 IN L / R, LINE2 IN L / R, BS IN L / R OUTPUT: LINE OUT L / R)
Line output level
Channel balance (L / R)
Distortion
Maximum output level
Output residual noise
Crosstalk
Muting level
Output level
Distortion
Output residual noise
Line amplifier gain 1
Line amplifier gain 2
Line amplifier gain 3
Output level
Distortion
MIX ALC level
Output voltage level
Distortion
Output residual noise
ALC level 1
ALC distortion
Output voltage level
Distortion
Maximum output level
Output level for EE
MANUAL MODE
Parameter
THD
THD
Symbol
THD
THD
MT
V
V
THD
THD
V
V
V
V
V
MTEE
V
V
V
V
CB
CT
V
V
V
V
V
ALCMIX
ORECN
OMRCN
OLINE1
OLINE2
OLINE3
ONEEN
ALCN1
OMEE
ONEE
ONBS
OMIX
OEE
OBS
OEE
MODE
RECN
RECN
ALCN
EE
EE
EEN
MIX
EE
BS
– 11.6
– 10.6
– 10.5
+ 10.0
+ 11.2
+ 13.1
– 10.6
– 0.8
– 4.4
– 8.9
– 9.6
Min.
9.0
7.0
—
—
—
—
—
—
—
—
—
—
—
—
—
– 81.5
– 94.0
– 93.0
– 96.0
+ 10.6
+ 11.8
+ 13.7
– 10.4
– 105
– 9.4
– 9.3
– 7.4
– 9.4
– 2.9
– 8.1
0.017
0.006
0.039
0.045
0.079
10.7
Typ.
0.08
0.0
8.0
9.2
—
– 71.3
– 70.0
– 86.0
– 75.0
– 86.0
+ 11.2
+ 12.4
+ 14.3
– 8.2
– 8.1
– 8.2
– 1.4
– 9.2
– 5.9
– 6.6
– 95
Max.
0.10
0.08
0.50
0.10
0.15
0.20
0.8
—
22
—
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
Unit
mV
dB
dB
dB
dB
%
%
%
%
%
%
Input condition 1
Input condition 1
Input condition 1
THD = 1%,
Relevant input shorted to GND,
Relevant input: shorted to GND
Non-relevant input: Input condition2,
Input condition 2
(LINE OUT)
ST / L / R / N, MIX ON / OFF
Mode switching operating point voltage difference.
VIN = – 16.0dBV
VIN = – 16.0dBV,
V
V
V
Input condition 1, simultaneous L & R input
Input condition 1, simultaneous L & R input
Input condition 2, simultaneous L & R input
Input condition 1
Input condition 1,
Rg = 1k ,
Input condition 4
Input condition 4,
Input condition 1
Input condition 1,
THD = 1%,
Input condition 2,
2
IN
IN
IN
, Connect BS IN to GND.
= – 20.0dBV
= – 20.0dBV
= – 20.0dBV
2
1
1
, ALC OFF
Conditions
1
2
1
1
1
2
1
, EE MODE, ALC OFF
BH7775K
2
2
1