MC44354 Просмотр технического описания (PDF) - Motorola => Freescale
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MC44354
Motorola => Freescale
MC44354 Datasheet PDF : 20 Pages
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MC44353 MC44354 MC44355
Table 4. Audio Modulation Sensitivity (Control Bits)
AMD2 AMD1 AMD0
Audio Input for FM
PAL/NTSC
(MC44353/4)
0
0
0
420 mVrms
0
0
1
375 mVrms
0
1
0
335 mVrms
0
1
1
300 mVrms
1
0
0
270 mVrms
1
0
1
240 mVrms
1
1
0
1
1
1
215 mVrms
190 mVrms
NOTE: 1. Audio sensitivity bits AMD2–0 are located in C1 bits 6 to 4.
Audio Input for AM
SECAM
(MC44353 Only)
405 mVrms
365 mVrms
325 mVrms
290 mVrms
260 mVrms
230 mVrms
205 mVrms
185 mVrms
Table 5. Picture to Sound Carrier Ratio (Control Bits)
PSD2
PSD1
PSD0
P/S Carrier Ratio
(MC44353/4)
0
0
0
11.5 dB
0
0
1
12.5 dB
0
1
0
13.5 dB
0
1
1
14.5 dB
1
0
0
15.5 dB
1
0
1
16.5 dB
1
1
0
17.5 dB
1
1
1
18.5 dB
NOTE: 1. Picture to sound carriers ratio bits PSD2–0 are located in C1 bits 3 to 1.
P/S Carrier Ratio
(MC44355 Only)
Not Programmable
12.5 dB
Not Programmable
Not Programmable
Not Programmable
16.5 dB
Not Programmable
Not Programmable
Table 6. Video Modulation Depth (Control Bits)
VMD2 VMD1 VMD0
Video Mod Depth
PAL
(MC44353/4)
0
0
0
74.5%
0
0
1
77%
0
1
0
79.5%
0
1
1
82%
1
0
0
84.5%
1
0
1
87%
1
1
0
89.5%
1
1
1
92%
NOTES: 1. Video modulation depth bits VMD2–0 are located in C0 bits 7 to 5.
2. SECAM values are approximately 5% higher than PAL values.
Video Mod Depth
SECAM
(MC44353 Only)
78%
80.5%
83%
85.5%
88%
90.5%
93%
95.5%
Audio Input for FM
PAL/NTSC
(MC44355 Only)
Not Programmable
Not Programmable
Not Programmable
Not Programmable
Not Programmable
Not Programmable
Not Programmable
190 mVrms
Video Mod Depth
PAL
(MC44355 Only)
Not Programmable
Not Programmable
Not Programmable
82%
Not Programmable
Not Programmable
Not Programmable
Not Programmable
12
MOTOROLA ANALOG IC DEVICE DATA
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