msm7603 Oki Semiconductor, msm7603 Datasheet - Page 10

• Manufacturer Part Number: msm7603
• Description: Echo Canceler
• Manufacturer: Oki Semiconductor

¡ Semiconductor
AC Characteristics
Clock Frequency
When Internal Sync Signal is not used
Clock Cycle Time
When Internal Sync Signal is not used
Clock Duty Ratio
Clock "H" Level Pulse Width
f c = 19.2 MHz
Clock "L" Level Pulse Width
f c = 19.2 MHz
Clock Rise Time
Clock Fall Time
Sync Clock Output Time
Internal Sync Clock Frequency
Internal Sync Clock Output Cycle Time
Internal Sync Clock Duty Ratio
Internal Sync Signal Output Delay Time
Internal Sync Signal Period
Internal Sync Signal Output Width
Transmit/Receive Sync Clock Frequency
Transmit/Receive Sync Clock Cycle Time
Transmit/Receive Sync Clock Duty Ratio
Transmit/Receive Sync Signal Period
Sync Timing
Sync Signal Width
Receive Signal Setup Time
Receive Signal Hold Time
Receive Data Input Time
Serial Output Delay Time
Reset Signal Input Width
Reset Start Time
Reset End Time
Processing Operation Start Time
Power Down Start Time
Power Down End Time
Reset Pulse Width Immediately after Power Down t
Control Pin Setup Time (RST)
Control Pin Hold Time (RST)
Control Pin Setup Time
Control Pin Hold Time
Parameter
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
f
t
t
t
t
t
t
t
t
t
t
MCK
DMC
MCH
DCM
f
t
WSO
WSY
t
t
t
t
WPR
MCL
DCO
DCC
CYO
DSC
t
t
DRS
DRE
DPS
DSR
DHR
DTH
SCK
SCK
CYC
t
DPE
DTS
WR
f
DIT
CO
CO
DS
DH
SD
XD
t
t
XS
SX
ID
C
r
f
0.488
Min.
17.5
50.0
20.8
20.8
t
160
123
100
—
—
40
—
—
—
—
—
—
—
—
—
64
40
45
45
SCK
45
45
—
—
—
—
—
—
10
20
20
V
5
0
1
DD
= 2.7 V to 3.6 V
52.08
Typ.
7t
19.2
256
125
125
3.9
t
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
50
—
—
50
—
—
—
—
CO
SCK
t
CYC
Max.
57.14
2048
20.0
31.3
31.3
15.6
111
—
—
60
40
—
—
—
—
—
60
—
—
—
—
—
—
90
90
—
—
52
—
15
—
—
—
—
—
5
5
5
-t
SCK
0.488
Min.
17.5
50.0
20.8
20.8
123
t
100
160
—
—
40
—
—
—
—
—
—
—
—
—
64
40
45
45
SCK
45
45
—
—
—
—
—
—
10
20
20
V
1
5
0
DD
= 4.5 V to 5.5 V
52.08
Typ.
7t
19.2
256
125
125
3.9
t
—
—
—
—
—
—
—
—
50
—
—
—
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
CO
SCK
MSM7603/7603B
(Ta = –40˚C to +85˚C)
t
CYC
Max.
57.14
2048
20.0
31.3
31.3
15.6
111
—
—
60
40
—
—
—
—
—
60
—
—
—
—
—
—
90
90
—
—
52
—
15
—
—
—
—
—
5
5
5
-t
SCK
10/20
Unit
MHz
kHz
kHz
ms
ms
ms
ms
ms
ms
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%