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TA8742N
AV SWITCH
TOSH I BA TA8742N
TENTATIVE TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA8742N
AVSWITCH
TA8742N is an audio (L/R)/video switching IC comprising
3 inputs and 3 circuits.
FEATURES
0 Audio Inputs :TVinput
External input :
Outputs: Monitor output
TV output
Mute function
Audio volume
SDIPZ4-P-300-1.78
Weight : 1.229 (Typ.)
0 Video Inputs : TV input : 2
External input : 1
Outputs: Monitor output
TV output
1 2001-06-25
5.5MHz
Others v
TV Audio L Input€
Mute(1) (n:
Audio L Output@
TV Video
TV/EXTV
Switch“
TV Video
1%) External Audio L Input
:33 Mute (2)
:3) TV Audio Monitor L Output
:2) 4‘5 / Others
:8) TV Video Monitor
|_— Input@
:3) Mono/ Stereo
2;) VCC for Video Circuitry
GND for Audio Circuitry@
GND for Video CircuitryGl
TV Video Output@
Aud io R Output (3:
P---------------------------------,
Volume Control (:1:
:5.) External Video Input
._® VCC for Audio Circuitry
E _‘ . .
g 0.; E1) TV AUdIO Monitor R Output
TV Audio R |nput®
Others
27‘) External Audio R Input
BLOCK DIAGRAM
TOSHIBA
TA8742N
TOSH I BA TA8742N
PACKAGE DIMENSIONS
SDIP24-P-300-1.78 Unit : mm
24 13 Ci,
f-lf-lr-lf-lf-lr-II-li-?'-)),'-'").-) .
L-Jc.JLdL__.JLLc.JclL.-JclcJl._JLL ,
V 22.5MAX "
" 22.0102
_ “L m
'i F 55 tii'
I l co cs!
z' A g
1.221TYP. " ' -. [,1.0-'-OA 0.4tH:0.1 Emmi
[1.778]
Weight : 1.22g (Typ.)
3 2001-06-25
TOSH I BA TA8742N
RESTRICTIONS ON PRODUCT USE
000707EBA
OTOSHIBA is continually working to improve the quality and reliability of its products.
Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent
electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer,
when utilizing TOSHIBA products, to comply with the standards of safety in making a safe
design for the entire system, and to avoid situations in which a malfunction or failure of such
TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified
operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please
keep in mind the precautions and conditions set forth in the "Handling Guide for
Semiconductor Devices," or "TOSHIBA Semiconductor Reliability Handbook" etc..
OThe TOSHIBA products listed in this document are intended for usage in general electronics
applications (computer, personal equipment, office equipment, measuring equipment, industrial
robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor
warranted for usage in equipment that requires extraordinarily high quality and/or reliability or
a malfunction or failure of which may cause loss of human life or bodily injury ("Unintended
Usage"). Unintended Usage include atomic energy control instruments, airplane or spaceship
instruments, transportation instruments, traffic signal instruments, combustion control
instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA
products listed in this document shall be made at the customer's own risk.
0 The products described in this document are subject to the foreign exchange and foreign trade
OThe information contained herein is presented only as a guide for the applications of our
products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of
intellectual property or other rights of the third parties which may result from its use. No
license is granted by implication or otherwise under any intellectual property or other rights of
TOSHIBA CORPORATION or others.
0 The information contained herein is subject to change without notice.
4 2001-06-25
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