M52795FP MITSUBISHI, M52795FP Datasheet

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M52795FP

Manufacturer Part Number
M52795FP
Description
AV switch with I2C bus control
Manufacturer
MITSUBISHI
Datasheet

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DESCRIPTION
FEATURES
APPLICATION
RECOMMENDED OPERATING CONDITION
•Video and stereo sound switches in one package
•Wide frequency range ( video switch )...........DC~20MHz
•High separation ( video switch )
•Two types of packages are provided : SDIP with a lead pitch of
1.778mm ( M52795SP ) ; and SOP with a lead pitch of 1.27mm
( M52795FP ) .
The M52795 is AV switch semiconductor integrated circuit with
I2C bus control .
This IC contains 2-channels of 4-input audio switches and 2-
channels of 4-input video switches. Each channel can be
controled independently .
The video switches contain amplifiers can be controled a gain of
output 0dB or 6dB .
PRELIMINARY
Notice. This is not a final specification.
Some parametric limits are subject to change.
Supply voltage
Rated supply voltage
Maximum output current
Video equipment
..................Crosstalk -60dB ( typ. ) at 1MHz
32mA(at 9V)
4.7V~9.3V
5V,9V
M I T S U B I S H I
MITSUBISHI ICs (AV COMMON)
PIN CONFIGURATION ( TOP VIEW )
PIN CONFIGURATION ( TOP VIEW )
VIDEO 2 IN
VIDEO 3 IN
VIDEO 4 IN
VIDEO 2 IN
VIDEO 3 IN
VIDEO 4 IN
AV SWITCH with I2C BUS CONTROL
Rch 2 IN
Rch 3 IN
Rch 4 IN
Lch 2 IN
Lch 3 IN
Lch 4 IN
Rch 2 IN
Rch 3 IN
Rch 4 IN
Lch 2 IN
Lch 3 IN
Lch 4 IN
Outline 28P4B
Outline 28P2W-A
VCC
SDA
SCL
VCC
SDA
SCL
DC
DD
DC
DD
M52795SP/FP
(Lead pitch :1.27mm)
(Lead pitch :1.778mm)
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
28
27
26
25
24
23
22
21
20
19
18
17
16
15
28
27
26
25
24
23
22
21
20
19
18
17
16
15
D5
D4
Lch T IN
TUNER IN
Rch T IN
Lch 1 OUT
V 1 OUT
Rch 1 OUT
Lch 2 OUT
V 2 OUT
Rch 2 OUT
BIAS
CHIP SELECT
GND
D5
D4
Lch T IN
TUNER IN
Rch T IN
Lch 1 OUT
V 1 OUT
Rch 1 OUT
Lch 2 OUT
V 2 OUT
Rch 2 OUT
BIAS
CHIP SELECT
GND
AUG.'98
1
- 9

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M52795FP Summary of contents

Page 1

... SDIP with a lead pitch of 1.778mm ( M52795SP ) ; and SOP with a lead pitch of 1.27mm ( M52795FP ) . APPLICATION Video equipment RECOMMENDED OPERATING CONDITION Supply voltage Rated supply voltage Maximum output current 4 ...

Page 2

... VIDEO Rch Rch Rch Rch Lch Lch Lch Lch BIAS BIAS 17 VCC 1 V-SW1 V-SW2 R-SW1 R-SW2 L-SW1 L-SW2 Control GND MITSUBISHI ICs (AV COMMON) M52795SP/FP AV SWITCH with I2C BUS CONTROL 0/6dB 22 0/6dB 19 R-MODE1 0dB R-MODE2 0dB L-MODE1 0dB L-MODE2 0dB CHIP SELECT ...

Page 3

... Rch 3 IN Lch Rch Rch Lch VIDEO 2 IN VIDEO VIDEO TUNER IN 11 SCL 12 SDA MITSUBISHI ICs (AV COMMON) Peripheral circuit pins 30K M52795SP/FP AV SWITCH with I2C BUS CONTROL DC voltage(V) Remarks 4.7V Clamp in 3.6V V max.=1. min.=3. max.=1. min.=3. max.=0.4V OL (at Iin=3mA) V max ...

Page 4

... CHIP SELECT 17 BIAS Rch 2 OUT 18 20 Lch 2 OUT 21 Rch 1 OUT 23 Lch 1 OUT V 2 OUT OUT MITSUBISHI ICs (AV COMMON) Peripheral circuit pins 70K 30K 30K 1.5K 1.5K 15K M52795SP/FP AV SWITCH with I2C BUS CONTROL DC voltage(V) Remarks SLAVE ADDRESS 0~1.5V-------90H 2.5V~Vcc----92H OPEN--------90H 4 ...

Page 5

... SCL line is LOW . CONTROL This IC controls 2-channel switchs with 2-byte data ( DATA1 and DATA2 ) . SW1 is controled by DATA1 , SW2 is controled by DATA2 . S SLAVE ADDRESS Start A : Acknowledge P : Stop SLAVE ADDRESS MITSUBISHI ICs (AV COMMON) LSB DATA2 DATA1 R/W bit Usually ` Master transmitter transmits to slave receiver ) ...

Page 6

... DC OUT R/R OUT MUTE Rch T IN Rch T IN MUTE Rch 2 IN Rch 2 IN MUTE Rch 3 IN Rch 3 IN MUTE Rch 4 IN Rch MITSUBISHI ICs (AV COMMON) M52795SP/FP AV SWITCH with I2C BUS CONTROL A DATA(DF~D8 AMP1 SW1 CONT MODE D6 0 MUTE 1 R/R 0 L/L ...

Page 7

... T 1OUT f=1kHz,2Vp-p,at 400HzHPF+30kHzLPF ( 1OUT f=1kHz ,Maximum with distortion ( 1OUT (MODE 1OUT ( 1kHz,1Vp (at R mode) T 1OUT MITSUBISHI ICs (AV COMMON) M52795SP/FP AV SWITCH with I2C BUS CONTROL Min. Typ. Max. 4 -0.5 5 1OUT -2 1OUT -2.0 - f=100kHz 4 Maximum with - distortion<1. - -0 -2.0 - 0.01 0.05 0.5% 5.5 6.0 < ...

Page 8

... Rise time of both SDA and SCL line Fall time of both SDA and SCL line Setup time for stop condition BUS CONTROL SIGNAL SDA tBUF tR SCL tLOW P S tHD;STA MITSUBISHI ICs (AV COMMON) (Ta=25°C,Vcc=9V,unless otherwise noted) Symbol Test condition SDA = 3mA I IH SDA , SCL = 4 ...

Page 9

... Lch 1 OUT 6 Rch OUT 7 Lch 4 IN Rch 1 OUT 8 VIDEO 4 IN Lch 2 OUT 9 Rch OUT 10 SCL Rch 2 OUT 11 SDA 12 CHIP SELECT has 2.5V MITSUBISHI ICs (AV COMMON) M52795SP/FP AV SWITCH with I2C BUS CONTROL 10K D5 28 10K D4 27 10µ Lch 0.47µ 10µ 10µ ...

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