PRELIMINARY
Notice. This is not a final specification.
Some parametric limits are subject to change.
MITSUBISHI ICs (AV COMMON)
M52797SP/FP
AV SWITCH with I2C BUS CONTROL
DESCRIPTION
The M52797 is AV switch semiconductor integrated circuit with
I2C bus control .
This IC contains 1-channel of 4-input audio switches and 1-
channel of 4-input video switches. Each audio switches and
video switches can be controled independently .
The video switches contain amplifiers can be controled a gain of
output 0dB or 6dB .
VCC
VCC
Lch 2 IN
VIDEO 2 IN
Rch 2 IN
Lch 3 IN
VIDEO 3 IN
Rch 3 IN
Lch 4 IN
VIDEO 4 IN
Rch 4 IN
SCL
SDA
NC
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
PIN CONFIGURATION ( TOP VIEW )
FEATURES
•Video and stereo sound switches in one package
•Wide frequency range ( video switch )...........DC~20MHz
•High separation ( video switch )
.........................Crosstalk -60dB ( typ. ) at 1MHz
•Two types of packages are provided : SDIP with a lead pitch of
1.778mm ( M52797SP ) ; and SOP with a lead pitch of 1.27mm
( M52797FP ) .
NC
Lch T IN
TUNER IN
Rch T IN
Lch 1 OUT
V 1 OUT
Rch 1 OUT
BIAS
V 2 OUT
D4
D5
CHIP SELECT
GND
GND
Outline 28P4B
(Lead pitch :1.778mm)
APPLICATION
Video equipment
NC: No connection
PIN CONFIGURATION ( TOP VIEW )
RECOMMENDED OPERATING CONDITION
Supply voltage
Rated supply voltage
Maximum output current
4.7V~9.3V
5V,9V
24mA(at 9V)
VCC
Lch 2 IN
VIDEO 2 IN
Rch 2 IN
Lch 3 IN
VIDEO 3 IN
Rch 3 IN
Lch 4 IN
VIDEO 4 IN
Rch 4 IN
SCL
SDA
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
Lch T IN
TUNER IN
Rch T IN
Lch 1 OUT
V 1 OUT
Rch 1 OUT
BIAS
V 2 OUT
D4
D5
CHIP SELECT
GND
Outline 24P2N-B
(Lead pitch :1.27mm)
MITSUBISHI
1-9
AUG.'98
MITSUBISHI [ MITSUBISHI ELECTRIC SEMICONDUCTOR ]
