參數(shù)資料
型號(hào)： TP5089N
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類(lèi)： 無(wú)繩電話/電話
英文描述： CONNECTOR ACCESSORY
中文描述： TELEPHONE DIALER CKT, PDIP16
封裝： 0.300 INCH, PLASTIC, DIP-16
文件頁(yè)數(shù)： 2/6頁(yè)
文件大?。?/td> 119K
代理商： TP5089N
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Supply Voltage (V
DD
b
V
SS
)
Maximum Voltage at Any Pin
15V
V
DD
a
0.3V to V
SS
b
0.3V
Operating Temperature
b
30
§
C to
a
60
§
C
b
55
§
C to
a
150
§
C
Storage Temperature
Maximum Power Dissipation
500 mW
Electrical Characteristics
Unless otherwise noted, limits printed in
BOLD
characters are guaranteed for V
DD
e
3.5V to 10V, T
A
e
0
§
C to
a
60
§
C by correlation with 100% electrical testing at T
A
e
25
§
C. All other limits are assured by
correlation with other production tests and/or product design and characterization.
Parameter
Conditions
Min
Typ
Max
Units
Minimum Supply Voltage for Keysense
and MUTE Logic Functions
2
V
Minimum Operating Voltage
for generating tones
3.5
V
Operating Current
Idle
Generating Tones
Mute open
R
L
e
%
V
DD
e
3.5V
2
25
2.5
m
A
mA
1.1
Input Resistors
COLUMN and ROW (Pull-Up)
SINGLE TONE INHIBIT (Pull-Down)
TONE DISABLE (Pull-Up)
25
120
50
k
X
k
X
Input Low Level
0.2 V
DD
V
Input High Level
0.8 V
DD
V
MUTE OUT Sink Current
(COLUMN and ROW Active)
V
DD
e
3.5V
V
o
e
0.5V
V
o
e
V
DD
R
L
e
240
X
V
DD
e
3.5V
R
L
e
240
X
V
DD
e
10V
R
L
e
240
X
V
DD
e
3.5V
R
L
e
240
X
V
DD
e
10V
V
DD
e
3.5V
V
DD
e
10V
0.4
mA
MUTE Out Leakage Current
1
m
A
Output Amplitude
Low Group
190
250
340
mVrms
510
700
880
mVrms
Output Amplitude
High Group
270
340
470
mVrms
735
955
1265
mVrms
Mean Output DC Offset
1.3
4.6
V
V
High Group Pre-Emphasis
2.2
2.7
3.2
dB
Dual Tone/Total Harmonic Distortion Ratio
V
DD
e
4V, R
L
e
240
X
1 MHz Bandwidth
b
23
b
22
dB
Start-Up Time (to 90% Amplitude)
3
5
mS
Note 1:
R
L
is the external load resistor connected from TONE OUT to V
SS
.
Note 2:
Crystal specification: Parallel resonant 3.579545 MHz, R
S
s
150
X
, L
e
100 mH, C
O
e
5 pF, C
I
e
0.02 pF.
2
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