m66261fp Mitsumi Electronics, Corp., m66261fp Datasheet - Page 6

• Manufacturer Part Number: m66261fp
• Description: Crosspoint Switch With Mixing Oint Switch With Mixing Function
• Manufacturer: Mitsumi Electronics, Corp.

APPLICATION EXAMPLE (Line backup function provided in case of a power failure)
6
EXTENSION
MICROPHONE INPUT
ALAME INPUT
DOOR PHONE INPUT
PLAYBACK INPUT
HOST PHONE
MICROPHONE INPUT
When direct reset input R
In a power failure, using the following connection, communication can be maintained between Line and Host phone in
case R
LINE INPUT
V
D
ref
is “L”. In this time, the voltage 2.8 ~ 5.5V must be supplied on V
STANDARD
Op-Amp
X
X
X
X
X
X
0
1
2
3
4
5
D
changes to “L”, switches 0 and 29 only come on, and others come off.
0
6
6
5 CROSSPOINT SWITCH with MIXING FUNCTION
5 CROSSPOINT SWITCH
CC
and V
CC
MITSUBISHI DIGITAL ASSP
(switch).
29
M66261FP
V
V
GND
CC
2.8~5.5V
CC
(SWITCH)