參數(shù)資料
型號(hào): ML7204-001
廠商: OKI SEMICONDUCTOR CO., LTD.
元件分類: Codec
英文描述: The ML7204-001 is a speech CODEC for VoIP.
中文描述: 在ML7204 - 001是一種VoIP語(yǔ)音編解碼器。
文件頁(yè)數(shù): 20/42頁(yè)
文件大?。?/td> 792K
代理商: ML7204-001
FEDL7204-001DIGEST-01
OKI Semiconductor
ML7204-001
20/42
Transmit/Receive Buffer Interface (DMA Mode)
(AVDD = 3.0 to 3.6V, DVDD0, 1, 2 = 3.0 to 3.6 V, AGND = DGND0, 1, 2
= 0.0 V, Ta = –20 to 60
°
C unless otherwise specified)
Symbol
Condition
tDR1S
tDR1RD
tDR1FD
tRAS
tRAH
tWAS
tWAH
tWDS
tWDH
tAK0S
tAK0H
tAK1S
tAK1H
tWW
tDR0S
tDR0RD
tDR0FD
tRDD
tRDH
tRW
tAD
Parameter
Min.
3
10
0
10
10
20
10
10
0
10
10
10
3
3
35
10
Typ.
Max.
30
30
30
30
30
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DMARQ1B setup time
DMARQ1B output delay time
Address setup time (at Read)
Address hold time (at Read))
Address setup time (at Write)
Address hold time (at Write)
Write data setup time
Write data hold time
ACK0B setup time
ACK0B hold time
ACK1B setup time
ACK1B hold time
WRB pulse width
DMARQ0B setup time
DMARQ0B output delay time
Read data output delay time
Read data output hold time
RDB pulse width
ACKB disable time
CL = 50 pF
Figure 8 Transmit/Receive Buffer Interface (DMA Mode)
A7-A0
Input
D15-D0
Input-
output
ACK0B
Input
WRB
Input
RDB
Input
Write timing
Read timing
tWAS
tWAH
tWDS tWDH
tRDD
tAK0S
tRDH
tWW
tRW
A1
D1
Input
A2
D2
Output
tAK0H
tRAS
tRAH
DMARQ1B
Output
DMARQ0B
Output
tDR1S
tDR1RD
tDR0S
tDR0RD
ACK1B
Input
tAK1H
tAK1S
tAD
tDR1FD
tDR0FD
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