參數(shù)資料
型號: MSM7708-02
廠商: OKI SEMICONDUCTOR CO., LTD.
元件分類: Codec
英文描述: Serial Register Interface ADPCM CODEC for Telephone Recording(用于電話記錄的串行寄存器接口ADPCM編碼譯碼器)
中文描述: 串行接口差分PcM注冊解碼器的電話錄音(用于電話記錄的串行寄存器接口差分PcM編碼譯碼器)
文件頁數(shù): 14/38頁
文件大?。?/td> 232K
代理商: MSM7708-02
Semiconductor
MSM7708-02
14/38
ABSOLUTE MAXIMUM RATINGS
Parameter
Power Supply Voltage
Analog Input Voltage
Digital Input Voltage
Operating Temperature
Storage Temperature
Symbol
V
DD
V
AIN
V
DIN
T
op
T
STG
Condition
Rating
–0.3 to +5
–0.3 to V
DD
+ 0.3
–0.3 to V
DD
+ 0.3
–25 to +70
–55 to +150
Unit
V
V
V
°C
°C
RECOMMENDED OPERATING CONDITIONS
(V
DD
= 2.7 V to 3.6 V, Ta = –25°C to +70°C)
Min.
2.7
0.45
V
DD
Parameter
Power Supply Voltage
High Level Input Voltage
Low Level Input Voltage
Digital Input Rise Time
Digital Input Fall Time
Digital Output Load
Bypass Capacitor for SG
Master Clock Frequency
Master Clock Duty Ratio
Bit Clock Frequency
Synchronous Signal Frequency
Clock Duty Ratio
Transmit Sync Pulse Setting Time
Receive Sync Pulse Setting Time
Synchronous Signal Width
PCM, ADPCM Setup Time
PCM, ADPCM Hold Time
Symbol
V
DD
V
IH
V
IL
t
Ir
t
If
R
DL
C
DL
C
SGT
C
SGR
F
MCK
D
MCK
F
BCK
F
SYNC
D
CK
t
XS,
t
SX
t
RS,
t
SR
t
WS
t
DS
t
DH
Condition
Voltage must be fixed
To all digital input pins
To all digital input pins
To all digital input pins
To all digital input pins
IS (Pull-up resistor)
To all digital output pins
Between SGT and AG
Between SGR and AG
MCK
MCK
BCLK
XSYNC, RSYNC
BCLK, EXCK
BCLK
XSYNC
BCLK
RSYNC
XSYNC, RSYNC
Fig.4
0
500
10 + 0.1
1
–0.01%
40
64
40
100
100
1 BCLK
100
100
Typ.
19.2
50
8.0
50
Max.
3.6
V
DD
0.16
V
DD
50
50
100
0.01%
60
2048
60
100
Unit
V
V
V
ns
ns
W
pF
m
F
m
F
MHz
%
kHz
kHz
%
ns
ns
m
s
ns
ns
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