參數(shù)資料
型號: MSM7581
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: ITU-T G.721 4ch ADPCM TRANSCODER
中文描述: ITU - T的G.721 4路差分PcM碼器
文件頁數(shù): 9/18頁
文件大小: 165K
代理商: MSM7581
9/18
Semiconductor
MSM7581
ELECTRICAL CHARACTERISTICS
DC Characteristics
(V
DD
= 2.7 V to 5.5 V, Ta = –30°C to +80°C)
Min.
Typ.
5
10
0.45
V
DD
0.0
Max.
8
50
V
DD
0.16
V
DD
2.0
0.5
Unit
mA
m
A
V
V
m
A
m
A
0.5
V
DD
V
DD
V
0.0
0.0
0.2
0.2
5
0.4
0.4
10
V
V
m
A
pF
Condition
Power On Mode: 4 Channels
Power Down Mode: 4 Channels
All Digital Input Pins
All Digital Input Pins
V
I
= V
DD
V
I
= 0 V
DET1 - 4, PLCK1 - 4 : I
OH
= –0.4 mA
SOA1 - 4, SOP1 - 4, Pull-up
500
W
DET1 - 4, PLCK1 - 4 : I
OL
= 2 mA
SOP1
-
4, SOA1
-
4
All Digital Input Pins
Symbol
I
DD1
I
DD2
V
IH
V
IL
I
IH
I
IL
V
OH
V
OL1
V
OL2
I
OL
C
IN
Parameter
Power Supply Current
Digital Input High Voltage
Digital Input Low Voltage
Input Leakage
Current
Digital
Output High Voltage
Digital
Output Low Voltage
Output Leakage Current
Input Capacitance
AC Characteristics
(V
DD
= 2.7 V to 5.5 V, Ta = –30°C to +80°C)
Min.
0
0
0
0
0
0
0
Digital Output Delay Time
Parameter
Symbol
t
SDX
t
SDR
t
XD1
, t
RD1
t
XD2
, t
RD2
t
XD3
, t
RD3
t
DD1
t
DD2
1 LSTTL + 100 pF
Pull-up: 500
W
Condition
Typ.
Max.
200
200
200
200
200
200
200
Unit
ns
ns
ns
ns
ns
ns
ns
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