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參數(shù)資料
| 型號： | U4074B |
| 英文描述： | Tone Ringer Interface |
| 中文描述： | 音鈴聲接口 |
| 文件頁數(shù)： | 4/6頁 |
| 文件大小： | 99K |
| 代理商： | U4074B |
U4074B
TELEFUNKEN Semiconductors
Rev. A1, 06-May-96
Preliminary Information
4 (6)
Absolute Maximum Ratings
Reference point, Pin 13 (15), unless otherwise specified, T
amb
= 25
°
C
Parameters
Pin 1, 14 (1, 16)
Pin 11, 12 (13,14)
Symbol
I
s
I
0
T
j
T
amb
T
stg
Value
50
50
125
–25 to +60
–40 to +125
Unit
mA
mA
°
C
°
C
°
C
Supply current
Output current
Junction Temperature
Ambient temperature
Storage temperature
Power dissipation
T
amb
= 60
°
C
DIP14
SO16
P
tot
P
tot
860
400
mW
mW
Thermal Resistances
Parameters
DIP14
SO16
Symbol
R
thJA
Value
75
160
Unit
K/W
K/W
Junction ambient
Electrical Characteristics
T
amb
= –10 to 60
°
C, reference point is Pin 13 (15), unless otherwise specified
Parameters
Test Conditions / Pins
Pin 1, 14 (1, 16)
O
1
= O
2
= open
A1 = A0 = 0, V
B
= 15 V
I
DD
= –300 A,
Pin 2 (3) open
Pin 1, 14 (1, 16)
on threshold
off threshold
f = 300 to 3400 Hz,
V
a,b
= 1.5 V
rms
I
(O1, O2)
=
I
Z
= 1 mA (Pin 2)
0.5 mA > I
DD
< 1.5 mA
Symbol
Min.
Typ.
Max.
Unit
Current consumption
I
1.1
1.4
mA
Input voltage
V
9.5
4.5
200
10.5
5.5
11.5
6.5
V
V
k
Audio frequency
impedance
Output on resistance
Internal voltage limitation
Supply voltage for
microcomputer
Leakage current
R
20 mA
R
on
V
Z
400
30
3.85
25
3.15
27
3.5
V
V
V
a
, V
b
, V
B
3.5 V
I
2f
I
A0
I
A1
I
10
A
V
A1
, V
A0
, V
Melody
5.5 V
V
DD
0 V
V
DD
6 V
6 V
5.5 V
I
DD
100
10
A
Diode load current
80
mA
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| U4076B | Three-Tone Ringer for Telephone Sets |
| U4076B-FL | Three-Tone Ringer for Telephone Sets |
| U4078B | Tone Ringer Interface with DC/DC Converter |
| U4080B | Voice-Switched Circuit for Handsfree Operation |
| U4083 | Low-Power Audio Amplifier for Telephone Applications |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| U4076B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Three-Tone Ringer for Telephone Sets |
| U4076B-FL | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Three-Tone Ringer for Telephone Sets |
| U4077B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP |
| U4078B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Tone Ringer Interface with DC/DC Converter |
| U4080B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Voice-Switched Circuit for Handsfree Operation |
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