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TEA7088AFP

Description
LOW-RANGE PHONE DEDICATED CHIP
CategoryWireless rf/communication    Telecom circuit   
File Size157KB,17 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Download Datasheet Parametric Compare View All

TEA7088AFP Overview

LOW-RANGE PHONE DEDICATED CHIP

TEA7088AFP Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
Parts packaging codeSOIC
package instructionSOP, SOP28,.4
Contacts28
Reach Compliance Code_compli
JESD-30 codeR-PDSO-G28
JESD-609 codee0
length17.9 mm
Number of functions1
Number of terminals28
Maximum operating temperature70 °C
Minimum operating temperature-25 °C
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP28,.4
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Certification statusNot Qualified
Maximum seat height2.65 mm
surface mountYES
Telecom integrated circuit typesTELEPHONE MULTIFUNCTION CIRCUIT
Temperature levelOTHER
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width7.5 mm
Base Number Matches1
TEA7088A
LOW-RANGE PHONE DEDICATED CHIP
.
.
.
.
.
.
.
RING
- GENERATION OF 8 MELODY TONES
(Including the 3 German Melody Tones)
- 4 STEPS DIGITAL CONTROL ON THE AM-
PLIFIER OUTPUT LEVEL
SPEECH
- TRANSMIT GAINEXTERNALLY ADJUSTABLE
- RECEIVINGGAINEXTERNALLYADJUSTABLE
- AGCSLOPEEXTERNALLYPROGRAMMABLE
- SOFTCLIPPING ON SENDING CHANNEL
- RECEIVE AMPLIFIER FOR PIEZO OR
ELECTRODYNAMIC TRANSDUCER
- +6dB MODE ON RECEIVE CHANNEL
- LINE POWER MANAGEMENT
DIALING
- DTMF GENERATOR
- LOW DC MASK DURING MAKE PERIOD
THROUGH MICROCONTROLLER SERIAL
BUS INTERFACE
MICROCONTROLLER INTERFACE
- 1.79MHz CLOCK OR 3.58MHz OSCILLATOR
INPUT
MICROCONTROLLER POWER SUPPLY
MICROCONTROLLER CONTROL INTER-
FACE INCLUDING SERIAL BUS
LINE CURRENT EXTRACTOR FOR SUPPLY
OF EXTERNAL PERIPHERALS
SO28
(Plastic Package)
ORDER CODE :
TEA7088AFP
PIN CONNECTIONS
S OFT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
DTMF
RECIN
SN
AGC
MIC1
MIC2
V
REF
V
RMC
DCL
DATA
MSK
OSC
RI
P ON
GTR
DESCRIPTION
The TEA7088A is a Telephone Analog Front End
device, TAFE, which integrates the three basic
functions of a standard telephone set :
- Speech network,
- DTMF generator,
- Ringer generator on buzzer.
A complete telephone set can be designed using
TEA7088A associated with a low cost microcon-
troller.
January 1998
V
CC
GND
IVLS
V
S
RES
V
RING
BUZ
7088A-01.EPS
V
L
V
MC
GREC
EAR+
EAR-
1/17

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