CS4954-CQ Cirrus Logic Inc, CS4954-CQ Datasheet - Page 28

• Manufacturer Part Number: CS4954-CQ
• Description: Digital Video Encoder IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS4954-CQ

• No. Of Pins: 48
• Peak Reflow Compatible (260 C): No
• Ic Function: Digital Video Encoder IC
• Leaded Process Compatible: No
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Figure 20. Luminance interpolation filter transfer char-
-0.2
-0.4
-0.6
-0.8
Figure 18. Chrominance output interpolation filter
0.8
0.6
0.4
0.2
-0.5
-1.5
-2.5
-3.5
-1
1
0
0.5
-1
-2
-3
0
0
0
0.5
Luma Output Interpolation Filter Response at 27 MHz (-3 dB)
transfer characteristic (passband)
1
1
2
Chroma Output Interpolator Pass band
acterstic (passband)
1.5
3
Frequency (MHz)
Frequency (MHz)
2
2.5
4
3
5
3.5
6
4
4.5
7
5
8
Figure 19. Luminance interpolation filter transfer char-
Figure 21. Chrominance interpolation filter transfer
-10
-15
-20
-25
-30
-35
-40
-10
-15
-20
-25
-30
-35
-40
-5
0
-5
0
0
0
Luma Output Interpolation Filter Response at 27MHz full scale
characteristic for RGB datapath
2
2
RGB datapath filter for rgb_bw = 0 full scale
4
4
acteristic
Frequency (MHz)
Frequency (MHz)
6
6
CS4954 CS4955
8
8
10
10
DS278PP4
12
12
14