Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'sproductsor
equipment.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
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21809 MS 20090128-S00005 No.A1409-1/12
LA72912V
Overview
The LA72912V is a FM modulation and demodulation single-chip IC. Its adjustment free modulation/demodulation circuit
significantly reduces the number of peripheral circuits required and can contribute to lower production costs.
Functions
ASK modulation and demodulation
Video signal FM modulation and demodulation
Video signal emphasis and de-emphasis function
Drop-Out detecting function of Video FM signal
FM mute function at Second-Call
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
7.0
V
Allowable power dissipation
Pd max
300
mW
Operating temperature
Topr
Ta
≤ 70°C *
-30 to +70
°C
Storage temperature
Tstg
-40 to +150
°C
* Mounted on a 114.3mm
× 76.1mm × 1.6mm, glass epoxy board.
Recommended Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
5.0
V
Allowable operating voltage range
VCC op
Ta = -30 to +70
°C
4.7 to 5.5
V
Monolithic Linear IC
FM Modulator and
Demodulator IC
Ordering number : ENA1409