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參數(shù)資料
| 型號： | CD22859E |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | Monolithic Silicon COS/MOS Dual-Tone Multifrequency Tone Generator |
| 中文描述： | TELEPHONE DIALER CKT, PDIP16 |
| 文件頁數(shù)： | 2/5頁 |
| 文件大小： | 38K |
| 代理商： | CD22859E |
4-127
Absolute Maximum Ratings
Thermal Information
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . .175
o
C
Maximum Junction Temperature (Plastic) . . . . . . . . . . . . . . . .150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300
o
C
Supply Voltage (V
DD
- V
SS
). . . . . . . . . . . . . . . . . . . . . . . -0.5 to 12V
Input Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to V
DD
0.5V
Power Dissipation, P
D
T
A
= -40
o
C to 60
o
C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .500mW
T
A
= 60
o
C to 85
o
C . . . . . Derate Linearly at 1.2mW/
o
C to 200mW
Operating Conditions
Power Dissipation Per Output . . . . . . . . . . . . . . . . . . . . . . . .100mW
Temperature Range. . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 85
o
C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Electrical Specifications
T
A
= -25
o
C to 60
o
C, All Voltages Referenced to V
SS
= 0V
PARAMETER
V
DD
(V)
MIN
MAX
UNITS
DYNAMIC DC SUPPLY VOLTAGE
Tone Generation Mode with Valid Input (Note 1)
2.5
10
V
Non-Tone Generation (Note 2)
1.7
10
V
DYNAMIC OPERATING CURRENT
Tone Generation Mode
(Outputs Unloaded)
3.7
-
2.7
mA
9.3
-
13
mA
No Keydown Mode
3.7
-
100
μ
A
9.3
-
200
μ
A
Input Pull-Up Current
3 - 10
-
400
μ
A
Input Low Voltage (V
IL
) Maximum
3 - 10
-
0.2V
DD
V
Input Low Voltage (V
IH
) Minimum
3 - 10
-
0.8V
DD
V
Electrical Specifications
T
A
= -25
o
C to 60
o
C
PARAMETER
V
DD
(V)
V
O
(V)
MIN
MAX
UNITS
STATIC TONE OUTPUTS (R
L
= 82
)
V
O
; Dual-Tone Output
3.7 - 9.3
-
350
700
mV
RMS
V
O
(C
L
); Single-Tone Output, Column (Note 3)
3.7 - 9.3
-
300
-
mV
RMS
V
O
(R
L
); Single-Tone Output, Row (Note 4)
3.7 - 9.3
-
260
-
mV
RMS
Distortion (Note 5)
3.9 - 9.3
-
-
10
%
Rise and Fall Time (Dual-Tone Out) (Note 6)
3.9 - 9.3
-
-
5
ms
Pre-Emphasis (Note 7)
3.9 - 9.3
-
1
3
dB
Output Frequency (Note 8)
3.9 - 9.3
-
(Nom. -1%)
(Nom. +1%)
Hz
CD22859
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