參數(shù)資料
型號(hào)： AS2521
廠(chǎng)商： AUSTRIAMICROSYSTEMS AG
英文描述： Telephone Speech Circuit with Loudhearing and Handsfree
中文描述： 電話(huà)語(yǔ)音電路Loudhearing和免提
文件頁(yè)數(shù)： 9/14頁(yè)
文件大小： 96K
代理商： AS2521
Preliminary
AS2520/21/20B/21B
Rev. 5.1
Page 9
May 1999
Electrical Characteristics
Absolute Maximum Ratings
*
Supply Voltage............................................................................................................................... -0.3
≤
V
DD
≤
7V
Input Current..........................................................................................................................................+/- 25 mA
Input Voltage (LS)....................................................................................................................... -0.3V
≤
V
IN
≤
10V
IN
≤
8V
Input Voltage (LI, CS, SS).............................................................................................................-0.3V
≤
V
Input Voltage (STB, RI).........................................................................................................-2V
≤
V
IN
≤
V
DD
+0.3V
IN
≤
V
Digital Input Voltage..........................................................................................................-0.3V
≤
V
DD
+ 0.3V
Electrostatic Discharge ..........................................................................................................................+/- 1000V
Storage Temperature Range........................................................................................................... -65 to +125°C
Total Power Dissipation ............................................................................................................................500mW
*Exceeding these figures may cause permanent damage. Functional operation under these conditions is not permitted.
Recommended Operating Range
Symbol
Parameter
Conditions
Min.
Typ.*
Max.
Units
V
DD
Supply Voltage (internally generated)
Speech mode
3.0
4.1
5.5
V
V
PP
Supply Voltage (internally regulated)
Speech mode
3.0
4.1
5.5
V
T
AMB
Ambient Operating Temp. Range
-25
+70
°C
* Typical figures are at 25°C and are for design aid only; not guaranteed and not subject to production testing.
DC Characteristics
(I
LINE
= 15 mA, recommended operating conditions unless otherwise specified)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
I
DD
Operating Supply Current
HS = high
LE = high
HS and LE = high
PD = high, CM running
5
5
5
300
7
7
7
mA
mA
μA
μA
I
DDPD
I
DD0
Power-Down Current
Standby Current
PD = high
All digital inputs = V
SS
200
1
μA
μA
V
LI
Line Voltage
13 mA< I
LINE
< 100 mA
4.2
4.5
4.8
V
I
OL
Output Current, Sink
Pin CS, SS
V
OL
= 0.4V
1.5
mA
I
OL
Output Current, Sink
Pin CM
V
OL
= 0.4V
1.5
mA
V
IL
Input Low Voltage
T
AMB
= 25°C
V
SS
0.2 V
DD
V
V
IH
Input High Voltage
T
AMB
= 25°C
0.8 V
DD
V
DD
V
相關(guān)PDF資料
PDF描述
AS2520P Telephone Speech Circuit with Loudhearing and Handsfree
AS2520 Telephone Speech Circuit with Loudhearing and Handsfree
AS2520B Telephone Speech Circuit with Loudhearing and Handsfree
AS2520T Telephone Speech Circuit with Loudhearing and Handsfree
AS2521B Telephone Speech Circuit with Loudhearing and Handsfree
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AS2521B 制造商:AMSCO 制造商全稱(chēng):austriamicrosystems AG 功能描述:Telephone Speech Circuit with Loudhearing and Handsfree
AS2521BP 制造商:AMSCO 制造商全稱(chēng):austriamicrosystems AG 功能描述:Telephone Speech Circuit with Loudhearing and Handsfree
AS2521BT 制造商:AMSCO 制造商全稱(chēng):austriamicrosystems AG 功能描述:Telephone Speech Circuit with Loudhearing and Handsfree
AS2521P 制造商:AMSCO 制造商全稱(chēng):austriamicrosystems AG 功能描述:Telephone Speech Circuit with Loudhearing and Handsfree
AS2521T 制造商:AMSCO 制造商全稱(chēng):austriamicrosystems AG 功能描述:Telephone Speech Circuit with Loudhearing and Handsfree
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