ml7041 Oki Semiconductor, ml7041 Datasheet - Page 14

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

AC Characteristics (Continued)
OKI Semiconductor
Idle Channel Noise
Absolute Signal Amplitude
Power Supply Noise Rejection
Ratio
Digital Input/Output Timing PCM
Interface
I
2
C Interface timing
*1
*2
*3
*4
Use the P-message weighted filter.
PCMIN input code “11010101” (A-law)
0.320 Vrms = 0 dBm0 = –7.7 dBm
EXTO output
Parameter
“11111111” ( -law)
Symbol Frequency
t
t
t
t
t
P
P
N
N
HD:STA
SU:STA
HD:DAT
SU:DAT
SU:STO
t
t
A
t
t
t
t
t
t
t
t
f
t
A
HIGH
SRRR
LOW
SRRT
SDX
SDR
XD1
RD1
XD2
RD2
XD3
RD3
SCL
BUF
IDLT
IDLR
VR
VT
0 to 50 kHz
frequency:
Noise
1020
(Hz)
—
—
—
—
Condition
50 mVpp
1 LSTTL
(dBm0)
MIC3
100 pF
MIC1I,
MIC2I,
Noise
50 pF
Level
= SG
level:
CL =
—
0
+
MIC1O,
MIC2O,
Figure 6
Figure 7
*1,*2,*4
MIC3O
Others
EXTO
See
See
*1
—
(V
DD
= 2.4 to 3.3 V, Ta = –40 to +85 C)
0.285
0.285
Min.
250
4.7
4.0
4.7
4.0
4.7
4.0
30
30
—
—
0
0
0
0
0
0
0.320
0.320
Typ.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
*3
*3
0.359
0.359
Max.
–68
–72
200
200
200
200
100
—
—
—
—
—
—
—
—
—
—
FEDL7041-04
ML7041
dBmOp
Vrms
Vrms
Unit
kHz
dB
dB
ns
ns
ns
ns
ns
14/28
s
s
s
s
s
s
s