lc75412e Sanyo Semiconductor Corporation, lc75412e Datasheet - Page 18

• Manufacturer Part Number: lc75412e
• Description: Electronic Volume Controller For Car Audio Systems
• Manufacturer: Sanyo Semiconductor Corporation

Fader Volume Block Equivalent Circuit Block Diagram
When – data is sent to the main volume, S1 and S2
become open, and S3 and S4 simultaneously become ON.
LFIN
5.437k
4.846k
8.169k
6.489k
5.154k
4.094k
3.252k
2.583k
2.052k
1.630k
1.295k
3.419k
1.300k
0.231k
0.050k
LVref
LC75412E, 75412W
–10dB
–12dB
–14dB
–16dB
–18dB
–20dB
–30dB
–45dB
–60dB
– dB
–1dB
–2dB
–4dB
–6dB
–8dB
0dB
S1
S3
When FADER = "1", S2 and S3 are ON.
When FADER = "0", S1 and S4 are ON.
Unit:
Total resistance: 50 k
Same for right channel
S2
S4
LFOUT
LROUT
No. 7053-18/21