m61531fp Renesas Electronics Corporation., m61531fp Datasheet - Page 17

• Manufacturer Part Number: m61531fp
• Description: 6ch Electronic Volume With 10 Input Selectors
• Manufacturer: Renesas Electronics Corporation.

M61531FP
Balance Output/Loudness
Can be chose “Balance output” for external A/D converter or “Loudness” function by MCU command.
“Balance output” and “Loudness” function can not be used at the same time.
(1) Balance output
(2) Loudness
Rev.1.1, Jun.01.2004, page 17 of 19
Loudness capacitor
the frequ ency establishment
The M61531FP has Balance output (L/R channel) for external A/D converter.
Loud/Balance = Balance Output setting
The M61531FP has center tap type Loudness circuit in L/Rch volume block.
Loud/Balance = Loudness setting
Loudness setting
Loud/Balance
Input gain control
(ATT=-16dB poi n t)
c
onnect to loudness tap
B
L
In this settin g, Balance output function is not provided.
A/D converter
B
Loudness switch
L
Loud/Balance
L/RchVolume
Balance ou tput setting
To loudness tap in volume block
Tone amp
In this setting, Loudness function is not provided.
Output gain control
-5dB
-10
-20
-30
0
<A characteristic curve>
100
Frequency f(Hz)
1k
Preliminary
10k