BH7760KV Rohm Semiconductor, BH7760KV Datasheet - Page 4

• Manufacturer Part Number: BH7760KV
• Description: IC I/O INTERFACE ANALOG VQFP48C
• Manufacturer: Rohm Semiconductor

Specifications of BH7760KV

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP, 48-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

•
•
Note: EF: Emitter follower, P-P: Push-pull, B: Base, G: gate.
4
[Circuit current]
[MIC amplifier] INPUT: EXT MIC IN L / R, INT MIC IN L / R
[Line amplifier (during EE)] INPUT: EXT MIC IN L / R, INT MIC IN L / R
[Line amplifier (during PB)] INPUT: PB IN L / R
Circuit current
Circuit current power save
Output voltage level
ALS level
Output voltage level
Distortion
Output residual noise
Crosstalk
Maximum output level
Output voltage level
Distortion
Channel balance
Output residual noise
Multimedia ICs
1 B.W. = 400Hz to 30kHz
2 DIN AUDIO
Pin descriptions
Electrical characteristics (unless otherwise noted, AV
Pin No.
36, 34
35, 33
37, 38
40, 41
42, 43
45, 46
39
44
47
48
Parameter
INT MIC IN L / R
EXT MIC IN L / R
LINE OUT L / R
EXT NFB L / R
INT NFB L / R
HP OUT L / R
MUTE OUT
SP OUT 1
SP OUT 2
Pin name
MIC SEL
THD
THD
V
V
V
V
CB
V
CT
V
Symbol
OMLINEEE
ONLINEEE
ONLINEPB
ORECALC
V
OLINEEE
OLINEPB
I
OREC
I
CCS
LINEEE
LINEPB
CC
LINEEE
LINEPB
MIC amplifier feedback (EXT)
MIC amplifier feedback (INT)
INT MIC input
MIC SEL control input
EXT MIC input
LINE amplifier output
MUTE output
HP amplifier output
BTL speaker output (forward side)
BTL speaker output (reverse side)
– 21.7
– 10.7
– 13.0
– 12.0
– 3.0
– 0.5
Min.
6.0
0.8
—
—
—
—
—
– 18.7
– 10.0
– 60.0
– 31.0
– 10.0
– 90.0
– 6.7
0.017
11.0
0.50
OUTPUT: LINE OUT L / R
Typ.
1.6
2.3
0.0
CC
– 15.7
– 50.0
– 20.0
– 73.0
– 2.7
– 7.0
– 8.0
+ 0.5
OUTPUT: REC OUT L / R
= SPV
Function
Max.
20.0
1.50
0.20
3.2
—
CC
, V
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
Unit
mA
mA
dB
OUTPUT: LINE OUT L / R
%
%
CC
= 5.0V, DV
No input
No input and during power save
V
V
V
V
With MIC amplifier at 30dB
V
THD = 3%,
V
V
V
2
IN
IN
IN
IN
IN
IN
IN
OLINE
= – 70.0dBV, with MIC amplifier at 30dB
= – 60.0dBV, with MIC amplifier at 30dB
= – 70.0dBV, with MIC amplifier at 30dB
= – 50.0dBV, with MIC amplifier at 30dB
= – 70.0dBV, with MIC amplifier at 30dB
= – 18.7dBV
= – 18.7dBV
L / R difference
CC
= 3.0V, Ta = 25°C)
1
, with ALC OFF
Conditions
1
Pin voltage
2.5V
2.5V
2.5V
5.0V
2.5V
2.5V
2.5V
2.5V
2.5V
—
BH7760KV
2
B (NPN)
B (NPN)
75k
200k PULL UP
75k
EF (NPN)
C (NPN)
EF (NPN)
EF (NPN)
EF (NPN)
Pin type
1
1