MAX9670CTL+T Maxim Integrated Products, MAX9670CTL+T Datasheet - Page 26

• Manufacturer Part Number: MAX9670CTL+T
• Description: IC AUDIO/VIDEO SWIT DUAL 40TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX9670CTL+T

• Function: Audio/Video Switch
• Circuit: 2 x SCART
• Voltage Supply Source: Single Supply
• Voltage - Supply, Single/dual (±): 3.3 V ~ 12 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 40-WFQFN Exposed Pad
• For Use With: MAX9670EVKIT+ - EVALUATION KIT FOR MAX9670
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Low-Power Audio/Video Switch with Audio
Volume Control for Dual SCART Connectors
Figure 18. Application Circuit to Connect Series Resistors and External ESD Protection Diodes at MAX9670/MAX9671 Outputs
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*R1 VALUES
DAC = CS4334/5/8/9: R1 = 4.53kΩ ±1%
DAC = PCM1742: R1 = 5.57kΩ ±1%
VIDEO ENCODER
CONTROLLER
AUDIO DACS
STB CHIP
MICRO-
STEREO
1µF
1µF
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
+3.3 V
6.65kΩ
6.65kΩ
R1*
R1*
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
DEV_ADDR
ENC_INR
SDA
SCL
INT
ENC_Y/CVBS_IN
ENC_R/C_IN
ENC_G_IN
ENC_B_IN
ENC_Y_IN
ENC_C_IN
ENC_INL
12V
C1P
V
12
1µF
EP
0.1µF
C1N
MAX9670
MAX9671
3.3V
V
VID
CPVSS
1µF
0.1µF
VCR_Y/CVBS_OUT
(MAX9671 ONLY)
(MAX9671 ONLY)
TV_Y/CVBS_OUT
VCR_Y/CVBS_IN
TV_Y/CVBS_IN
VCR_R/C_OUT
V
TV_R/C_OUT
3.3V
VCR_R/C_IN
AUD
VCR_OUTR
VCR_OUTL
TV_B_OUT
TV_G_OUT
TVOUT_FS
VCR_G_IN
VCR_B_IN
VCRIN_FS
TV_OUTR
TV_OUTL
VCR_INR
VCR_INL
VCR_SS
GNDVID
TV_INR
TV_INL
TV_SS
0.1µF
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
75Ω
7.68kΩ
2.55kΩ
7.68kΩ
2.55kΩ
7.68kΩ
2.55kΩ
7.68kΩ
2.55kΩ
75Ω
75Ω
75Ω
GNDVID
GNDVID
V
V
VID
VID
GNDVID
GNDVID
CPVSS
CPVSS
0.1µF
GNDVID
V
V
V
V
V
AUD
AUD
VID
VID
VID
CPVSS
V
0.1µF
0.1µF
0.1µF
0.1µF
AUD
GNDVID
GNDVID
GNDVID
CPVSS
CPVSS
CPVSS
CPVSS
V
V
V
V
V
V
V
V
AUD
AUD
EP
AUD
AUD
VID
VID
VID
12
75Ω
75Ω
75Ω
75Ω
GNDVID
GNDVID
GNDVID
GNDVID
GNDVID
CPVSS
V
V
V
V
1µF
1µF
V
V
1µF
1µF
V
AUD
EP
VID
VID
VID
VID
VID
12
SCART
SCART
VCR
TV