M52797FP Mitsubishi, M52797FP Datasheet

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M52797FP

Manufacturer Part Number
M52797FP
Description
AV SWITCH with I2C BUS CONTROL
Manufacturer
Mitsubishi
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M52797FP
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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 ( M52797SP ) ; and SOP with a lead pitch of 1.27mm
( M52797FP ) .
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 .
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
4.7V~9.3V
24mA(at 9V)
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
Rch 2 IN
Rch 3 IN
Rch 4 IN
Lch 2 IN
Lch 3 IN
Lch 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
Outline 28P4B
VCC
SDA
Outline 24P2N-B
SCL
VCC
VCC
SDA
SCL
NC
M52797SP/FP
(Lead pitch :1.778mm)
(Lead pitch :1.27mm)
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
NC: No connection
24
23
22
21
20
19
18
17
16
15
14
13
28
27
26
25
24
23
22
21
20
19
18
17
16
15
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
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
AUG.'98
1
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M52797FP Summary of contents

Page 1

... SDIP with a lead pitch of 1.778mm ( M52797SP ) ; and SOP with a lead pitch of 1.27mm ( M52797FP ) . APPLICATION Video equipment RECOMMENDED OPERATING CONDITION Supply voltage 4.7V~9.3V ...

Page 2

... VIDEO Rch Rch Rch Rch Lch Lch Lch Lch BIAS BIAS 21 MITSUBISHI ICs (AV COMMON) VCC 1 2 V-SW R-MODE R-SW L-MODE L- Control GND M52797SP/FP AV SWITCH with I2C BUS CONTROL ...

Page 3

... Lch VIDEO VIDEO VIDEO TUNER IN 12 SCL 13 SDA 15 GND 16 17 CHIP SELECT MITSUBISHI ICs (AV COMMON) Peripheral circuit pins 30K 70K 30K M52797SP/FP AV SWITCH with I2C BUS CONTROL DC voltage(V) Remarks 4.7V Clamp in 3.6V V max.=1.5V ...

Page 4

... DESCRIPTION OF PIN (cont.) Name Pin No OUT OUT 21 BIAS 22 Rch 1 OUT 24 Lch 1 OUT MITSUBISHI ICs (AV COMMON) Peripheral circuit pins 5K 5K 30K 1.5K 1.5K 15K M52797SP/FP AV SWITCH with I2C BUS CONTROL DC voltage(V) Remarks V max.=0.4V OL (at Iin=1mA) SYNC CHIP DC=2 ...

Page 5

... HIGH period of the clock . The HIGH or LOW state of the data line can only change when the clock signal on the SCL line is LOW . CONTROL This IC controls channel switchs with 1-byte data ( DATA1 SLAVE ADDRESS Start A : Acknowledge P : Stop SLAVE ADDRESS MITSUBISHI ICs (AV COMMON) LSB DATA1 A R/W bit Usually ` Master transmitter transmits to slave ...

Page 6

... Lch OUT 1 Rch OUT 1 Lch OUT 1 Rch OUT 1 Lch OUT 1 Rch OUT 1 Lch OUT 1 Rch OUT MUTE 0 1 MUTE 1 0 MUTE 1 1 MUTE AMP GAIN CONT. DATA AMP D3 V AMP1 0 0dB 1 6dB MITSUBISHI ICs (AV COMMON) A DATA(D7~D0 I/O I/O AUDIO MODE CONT DATA ...

Page 7

... THD Dynamic Range D V Output DC offset voltage OFF Input impedance Crosstalk MITSUBISHI ICs (AV COMMON) (Ta=25°C,Vcc=9V,unless otherwise noted) Test condition Vcc=9V,Vin=0Vp-p ,Rl= Vcc=5V,Vin=0Vp-p ,Rl= f=100kHz,1Vp-p (0dB)(T V 1OUT f=100kHz,1Vp-p (6dB)(T V 1OUT f=10MHz/100kHz,1Vp-p (0dB)(T V f=10MHz/100kHz,1Vp-p (6dB)(T V f=100kHz ...

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

... Set the capacitance between Vcc and GND near the pins if possible. Assign an area as large as possible for grounding. Power-on Reset The M52797 has an intermal power-on reset function that sets each control r egister to "0" during IC power ON. The power-on reset V MITSUBISHI ICs (AV COMMON) VCC VCC Lch T IN Lch 2 IN TUNER IN ...

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