Ordering number:ENN3003B
CMOS IC
LC7385, 7385M
DTMF Receiver
Overview
Package Dimensions
The LC7385, 7385M CMOS DTMF Receiver ICs integrate
bandsplit filter and digital decoder functions for the 16
DTMF digits used in touch-tone telephone systems.
unit:mm
3007B-DIP18
[LC7385]
24.0
Features
1
9
3.85max
0.25
0.5
3.3
(3.25)
2.54
0.51min
(1.84)
1.2
SANYO : DIP18
unit:mm
3095-MFP18
[LC7385M]
6.35
7.6
10
1.8max
9
12.6
0.15
0.1 1.5
1
0.625
18
5.4
• Single +5V power supply.
• Decodes all 16 DTMF digits.
• Built-in differential input amplifier.
• On-chip filters, including
· Dial tone filter.
· High-group filter.
· Low-group filter.
• User-selectable acquisition and release times.
• Pin-selectable 4-bit hexadecimal or binary-coded 2-of-8
output.
• 3-state data outputs facilitate microcontroller or other
peripheral interfaces.
• Standby mode.
• Low-power double-poly CMOS process.
• LC7385 : 18-pin DIP package.
LC7385M : 18-pin MFP package.
10
7.62
6.4
18
0.35
1.27
1.22
SANYO : MFP18
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
51001TN (KT)/2090YT/D238TA, TS No.3003–1/8
