參數(shù)資料
型號(hào): PCD3332-3P
廠商: NXP SEMICONDUCTORS
元件分類: 無繩電話/電話
英文描述: Multistandard pulse/tone repertory diallers/ringers
中文描述: TELEPHONE MULTIFUNCTION CKT, PDIP28
封裝: 0.600 INCH, PLASTIC, MO-015AH, SOT-117-1, DIP-28
文件頁數(shù): 14/32頁
文件大?。?/td> 154K
代理商: PCD3332-3P
1997 Jan 13
14
Philips Semiconductors
Product specification
Multistandard pulse/tone repertory
diallers/ringers
PCD3332-2; PCD3332-3;
PCD3332-S
Table 12
Ringer melody selection (PCD3331-2/S)
Table 13
Ringer input frequency selection (PCD3332-3)
Table 14
Memory Location Access diode configuration
Table 15
Ringer Delay Selection diode configuration
(PCD3332-2)
Table 16
DTMF output option diode configuration
(PCD3332-3/S)
5.2.2.1
Ringer Delay Selection (RDS: PCD3332-2)
If the diode is connected, then the actual ringer frequency
validation is started after a delay of 100 ms. This is only
performed at the start of each ringer burst signal.
5.2.2.2
DOO DTMF output selection (PCD3332-3/S)
If the diode is connected, then the
and # DTMF signals
will be dialled out during pulse-to-tone switching. If the
diode is not connected
and # will not be dialled out during
pulse-to-tone switching.
RMS DIODE
RINGER FREQUENCY
SELECTION (Hz)
Not connected
ringer melody selection by
keys 1, 2 and 3
default ringer melody
Connected
RFS DIODE
RINGER FREQUENCY
SELECTION (Hz)
Not connected
Connected
19.5 to 54
14.5 to 68
MLA DIODE
KEY FUNCTION
Not connected
Connected
M4/MRC key is MRC
M4/MRC key is M4
RDS DIODE
OUTPUT SELECTION
Not connected
Connected
no delay
ringer validation delay, 100 ms
DOO DIODE
OUTPUT SELECTION
no transmission of
/#
transmission of
/#
Not connected
Connected
5.2.2.3
Ringer Melody Selection (RMS: PCD3332-2/S)
The ringer melody for these devices can be changed by
depressing keys 1, 2 and 3. To give default melody only,
apply a diode at RMS location.
5.2.2.4
Ringer Input Frequency Range Selection
(RFS: PCD3332-3)
For the PCD3332-3, this diode is used to select between
two input frequency ranges, 19.5 to 54 Hz or
14.5 to 68 Hz.
5.2.2.5
Memory Location Access (MLA)
To be able to build various telephone models by using the
PCD3332, a possibility has been created to define
different keypad layouts. e.g. a 13 number repertory dial
consist of 10 numbers recalled via MRC + 0 to 9, and
3 direct access numbers M1, M2 and M3. A 10 number
direct accessible dialler can be created by applying the
keys M1 to M10 while a diode is connected at the MLA
location.
5.2.2.6
Mark-to-Space ratio (M/S)
Changes the make-break ratio from 60 : 40 ms (3 : 2) to
66 : 33 ms (2 : 1).
5.2.2.7
Access Pause Time (APT)
To adapt the access pause timing to local requirements,
2 different times for DTMF and the corresponding times for
pulse dialling are built-in.
5.2.2.8
Tone Burst Time (TBT)
During automatic transmission of a number in the DTMF
mode the tone-on time and the pause time between two
digits can be selected by option TBT A and TBT B. During
manual dialling this option selects the minimum tone-on
and pause time while the maximum time is determined by
the time a key is depressed.
5.2.2.9
Pulse/Tone mode Selection (PTS)
The telephone set can be initially set to the PULSE or
DTMF mode by switching on and off the diode in the
matrix.
The first entry of keys
and # in the pulse dial mode will
change the dial mode as well.
5.2.2.10
Flash or Earth register recall (F/E)
Dependent on this option, the output DP/FL or output
EARTH will be activated after a flash key operation.
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PCD3332-3T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Multistandard pulse/tone repertory diallers/ringers
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