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MK53762N00

Description
TELEPHONE DIALER CKT, PDIP20, DIP-20
CategoryWireless rf/communication    Telecom circuit   
File Size186KB,11 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Download Datasheet Parametric Compare View All

MK53762N00 Overview

TELEPHONE DIALER CKT, PDIP20, DIP-20

MK53762N00 Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerSTMicroelectronics
Parts packaging codeDIP
package instructionDIP, DIP20,.3
Contacts20
Reach Compliance Codenot_compliant
crystal frequency3.58 MHz
JESD-30 codeR-PDIP-T20
JESD-609 codee0
damage rate1:1.5
Number of functions1
Number of terminals20
Maximum operating temperature60 °C
Minimum operating temperature-20 °C
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP20,.3
Package shapeRECTANGULAR
Package formIN-LINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply3/5 V
Certification statusNot Qualified
reserveREPERTORY
Maximum seat height3.93 mm
Maximum slew rate0.6 mA
Nominal supply voltage5 V
surface mountNO
technologyCMOS
Telecom integrated circuit typesTELEPHONE DIALER CIRCUIT
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width7.62 mm
MK53762
REPERTORY DIALER
.
.
.
.
.
.
.
.
.
.
SINGLE CHIP DTMF AND PULSE DIALER
STORES 10 18-DIGIT TELEPHONE NUM-
BERS, INCLUDING LAST NUMBER DIALED
SOFTSWITCH CHANGES SIGNALING MODE
FROM PULSE TO TONE
SINGLEBUTTON REDIAL OF ALL TEN MEMO-
RIES
FLASH KEY INPUT INITIATES TIMED HOOK
FLASH
8 TONES PER SECOND DIALING IN TONE
MODE AND 10 PPS IN PULSE MODE
DTMF ACTIVE UNTIL KEY RELEASE
MINIMUM DTMF DURATION/SEPARATION
GUARANTEED (74/54 ms)
PACIFIER TONE PROVIDES AUDIBLE INDI-
CATION OF A VALID KEY INPUT FOR NON-
DTMF KEY ENTRIES
POWERED FROM TELEPHONE LINE, LOW
OPERATING VOLTAGE FOR LONG LOOP AP-
PLICATIONS
DIP20
SO20
ORDERING NUMBERS :
MK53762N00
MK53762D
DESCRIPTION
The MK53762 is a Silicon Gate CMOS IC that pro-
vides necessary signals for either DTMF or loop dis-
connect (pulse) dialing. The MK53762 buffers up to
18 digits into memory that can be later redialed with
a single key input. Up to nine repertory numbers
may be stored. Users can store all 12 signaling keys
and access several unique functions with single key
entries. These functions include : Last Number Di-
aled (LND), Softswitch, Flash, and 9 memories. Fig-
ure 2 shows the keypad configuration.
A LND key input automatically redials the last num-
ber dialed, and the MEM keys provide single key ac-
cess to all memory locations for auto-dialing.
The FLASH key simulates a 560 ms hook flash to
transfer calls or to activate other special features
provided by the PABX or a central office.
The PAUSE key allows the user to insert a delay in
dialing for functions such as the pause in accessing
an outside line when redialing from a PABX.
The PROG key provides an easy way to program a
number into any memory location (MEM 1 - MEM 9)
whether on-hook or off-hook.
July 1993
Figure 1
: Pin Connection.
1/11

MK53762N00 Related Products

MK53762N00 MK53762D
Description TELEPHONE DIALER CKT, PDIP20, DIP-20 TELEPHONE DIALER CKT, PDSO20, SO-20
Is it lead-free? Contains lead Contains lead
Is it Rohs certified? incompatible incompatible
Maker STMicroelectronics STMicroelectronics
Parts packaging code DIP SOIC
package instruction DIP, DIP20,.3 SOP, SOP20,.4
Contacts 20 20
Reach Compliance Code not_compliant not_compliant
crystal frequency 3.58 MHz 3.58 MHz
JESD-30 code R-PDIP-T20 R-PDSO-G20
JESD-609 code e0 e0
damage rate 1:1.5 1:1.5
Number of functions 1 1
Number of terminals 20 20
Maximum operating temperature 60 °C 60 °C
Minimum operating temperature -20 °C -20 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code DIP SOP
Encapsulate equivalent code DIP20,.3 SOP20,.4
Package shape RECTANGULAR RECTANGULAR
Package form IN-LINE SMALL OUTLINE
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED
power supply 3/5 V 3/5 V
Certification status Not Qualified Not Qualified
reserve REPERTORY REPERTORY
Maximum seat height 3.93 mm 2.65 mm
Maximum slew rate 0.6 mA 0.6 mA
Nominal supply voltage 5 V 5 V
surface mount NO YES
technology CMOS CMOS
Telecom integrated circuit types TELEPHONE DIALER CIRCUIT TELEPHONE DIALER CIRCUIT
Temperature level COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form THROUGH-HOLE GULL WING
Terminal pitch 2.54 mm 1.27 mm
Terminal location DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED
width 7.62 mm 7.5 mm
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