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MAX4397DCTM+

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30
MAX4397DA/SA
Audio/Video Switch for Dual SCART Connectors
22 ______________________________________________________________________________________
BIT
DESCRIPTION
76543210
COMMENTS
0 0 Low (< 2V), internal source (power-on default)
01
Medium (4.5V to 7V), external SCART source
with 16:9 aspect ratio
1 0 High impedance
Set VCR Function
Switching
11
High (> 9.5V), external SCART source with 4:3
aspect ratio
0
Normal operation, pulldown on VCR_R/C_OUT
is off (power-on default)
VCR_R/C_OUT ground
1
Ground, pulldown on VCR_R/C_OUT is on,
the output amplifier driving VCR_R/C_OUT
is turned off
Table 10. Register 09h: VCR Video Output Control
BIT
DESCRIPTION
76543210
COMMENTS
0 Off (power-on default)
RF_CVBS_OUT
1On
0 Off (power-on default)
TVOUT_FS
1On
0 Off (power-on default)
TV_Y/CVBS_OUT
1On
0 Off (power-on default)
TV_B_OUT
1On
0 Off (power-on default)
TV_G_OUT
1On
0 Off (power-on default)
TV_R/C_OUT
1On
0 Off (power-on default)
VCR_R/C_OUT
1On
0 Off (power-on default)
VCR_Y/CVBS_OUT
1On
Table 11. Register 0Dh: Output Enable
MAX4397DA/SA
Audio/Video Switch for Dual SCART Connectors
______________________________________________________________________________________ 23
BIT
DESCRIPTION
76543210
COMMENTS
0 0 0 to 2V, internal source
0 1 4.5V to 7V, external source with 16:9 aspect ratio
1 0 Not used
TV Slow Switch
Input
1 1 9.5V to 12.6V, external source with 4:3 aspect ratio
0 0 0 to 2V, internal source
0 1 4.5V to 7V, external source with 16:9 aspect ratio
1 0 Not used
VCR Slow Switch
Input
1 1 9.5V to 12.6V, external source with 4:3 aspect ratio
0V
VID
is too low for digital logic to operate
Power-On Reset
1V
VID
is high enough for digital logic to operate
0 The part is in thermal shutdown
Thermal Shutdown
1 The temperature is below the TSHD limit
Table 12. Register 0Eh Status
MAX4397DA/SA
Audio/Video Switch for Dual SCART Connectors
24 ______________________________________________________________________________________
Typical Application Circuits
MAX4397DA
ALL CAPACITORS ARE 0.1µF AND ALL RESISTORS ARE 75Ω, UNLESS OTHERWISE NOTED.
VCR_Y/CVBS_OUT
VCR_Y/CVBS_IN
10
11
12
SDA
1
SCL
2
DEV_ADDR
3
ENC_INL+
ENC_INL-
4
5
ENC_INR+
ENC_INR-
6
7
VCR_INR
8
3.3kΩ
9.4kΩ
9.4kΩ
9
RF_CVBS_OUT
TV_Y/CVBS_OUT
TV_R/C_OUT
TV_G_OUT
TV_B_OUT
VCR_R/C_OUT
V
VID
VCR_G_IN
VCR_B_IN
ENC_Y/CVBS_IN
ENC_R/C_IN
ENC_G_IN
ENC_B_IN
ENC_Y_IN
ENC_C_IN
ENC_C_IN_SC
373839404142434445464748
VCR_INL
TV_INR
TV_INL
GNDAUD
SDA
SCL
DEV_ADDR
ENC_INL+_SC
ENC_INL-_SC
ENC_INR+_SC
ENC_INR-_SC
VCR_INR_SC
VCR_INL_SC
TV_INR_SC
TV_INL_SC
TVOUT_FS
GNDVID
ENCIN_FS
VCRIN_FS
VCR_Y/CVBS_OUT_SC
RF_CVBS_OUT_SC
TV_Y/CVBS_OUT_SC
TV_R/C_OUT_SC
TV_G_OUT_SC
TV_B_OUT_SC
VCR_R/C_OUT_SC
TVOUT_FS_SC
VCR_R/C_IN
TV_Y/CVBS_IN
TV_R/C_IN
VCR_SS
V
12
TV_OUTR
TV_OUTR_SC
TV_OUTL
RF_M
ONO_OUT
VCR_OUTL
VCR_OUTR
V
AU
D
AUD_BIAS
TV_SS
SET
V
VID
ENC_Y_IN_SC
ENC_B_IN_SC
ENC_B_IN_SC
ENC_R/C_IN_SC
ENC_Y/CVBS_IN_SC
VCR_B_IN_SC
VCR_G_IN_SC
VCR_R/C_IN_SC
VCR_Y/CVBS_IN_SC
TV_Y/CVBS_IN_SC
TV_R/C_IN_SC
3.3kΩ
4.7kΩ
4.7kΩ
4.7kΩ
4.7kΩ
3.3kΩ
3.3kΩ
3.3kΩ
3.3kΩ
3.3kΩ
3.3kΩ
3.3kΩ
3.3kΩ
27
26
25
36
10µF
0.1µF
35
34
33
32
31
30
29
28
TV_OUTL_SC
RF_M
ONO_OUT_SC
VCR_OUTL_SC
VCR_OUTR_SC
242322212019181716151413
100kΩ
10µF
0.1µF
10µF
0.1µF
10µF
V
AUD
10µF
10µF10µF10µF
0.1µF
3.3kΩ
3.3kΩ
V
VID
ENCIN_FS
VCRIN_FS
V
VID
TV_SS
VCR_SS
V
12
10kΩ
10kΩ
10µF
47µF
0.1µF
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30

MAX4397DCTM+

Mfr. #:
Buy MAX4397DCTM+
Manufacturer:
Maxim Integrated
Description:
Video Switch ICs Audio/Video Switch for Dual SCART Con
Lifecycle:
New from this manufacturer.
Delivery:
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