ml7041 Oki Semiconductor, ml7041 Datasheet - Page 2

• Manufacturer Part Number: ml7041
• Description: Audio Codec
• Manufacturer: Oki Semiconductor

BLOCK DIAGRAM
OKI Semiconductor
EAR1O
EAR2O
MIC1O
MIC2O
MIC3O
MIC3+
MIC3–
MIC1I
MIC2I
SG
32
32
20 k
20 k
20 k
VREF
CR1-B7,6
CR1-B5,4
A/D
CR1-B1
20 k
8
D/A
Slope
Filter
8
CR3-B7,6,5
CR0-B2
LPF
BPF
Sign bit
CR4-B6
MCU I/F
CR2-B2,1,0
(I
2
Voice
detect
C)
CR3-B3,2,1,0
CR0-B0
CR5-B3,2,1,0
TONE/DTMF
CR5-B7
Regulator1
Regulator2
Com-p
(150 mA)
(150 mA)
PCM
Gen
and
Expand
PCM
CR0-B0
PCMOUT
BCLK
SYNC
PCMIN
RG1IN (3.6 V)
RG1O (3.0 V)
RG1PDN (3.0 V/0 V)
RG2IN (3.6 V)
RG2O (3.0 V)
RG2PDN (3.0 V/0 V)
GP1 (150 mA)
GP2 (150 mA)
GP3 (150 mA)
GP4 (150 mA)
AGGP
FEDL7041-04
ML7041
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