MSM7731-02 OKI [OKI electronic componets], MSM7731-02 Datasheet - Page 12

• Manufacturer Part Number: MSM7731-02
• Description: Dual Echo Canceler & Noise Canceler with Dual Codec for Hands-Free
• Manufacturer: OKI [OKI electronic componets]

1 Semiconductor
DOUT
DOUT
DOUT
DOUT
EXCK
EXCK
EXCK
EXCK
DEN
DEN
DEN
DEN
DIN
DIN
DIN
DIN
W A6 A5 A4 A3 A2 A1 A0
W A6 A5 A4 A3 A2 A1 A0 B7 B6 B5 B4 B3 B2 B1 B0
R A6 A5 A4 A3 A2 A1 A0
R
1
1
1
1
Figure 4 Microcontroller Interface I/O Timing
A6 A5 A4 A3 A2 A1 A0
2
2
2
2
3
3
3
3
(b) Data Write Timing 2 (16-bit MCU)
(d) Data Read Timing 2 (16-bit MCU)
(c) Data Read Timing 1 (8-bit MCU)
(a) Data Write Timing 1 (8-bit MCU)
4
4
4
4
5
5
5
5
Hi-Z
6
6
6
6
Hi-Z
7
7
7
7
8
8
8
8
Hi-Z
Hi-Z
B7
9
9
B7
B7 B6 B5 B4 B3 B2 B1 B0
B6 B5 B4 B3 B2 B1 B0
10 11 12 13 14 15 16
10 11 12 13 14 15 16
9
9 10 11 12 13 14 15 16
B6 B5 B4 B3 B2 B1 B0
10 11 12 13 14 15 16
FEDL7731-02-04
MSM7731-02
Hi-Z
Hi-Z
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