mc44bs374t1a Freescale Semiconductor, Inc, mc44bs374t1a Datasheet - Page 11

• Manufacturer Part Number: mc44bs374t1a
• Description: Pll Tuned Uhf And Vhf Audio/video High Integration Modulator
• Manufacturer: Freescale Semiconductor, Inc

12 MC44BS374T1 High Frequency Characteristics
Unless otherwise stated: V
RF inputs / outputs into 75 Ohm load.
TVOUT output level for
MC44BS374T1A
UHF oscillator frequency
VHF range
TVOUT output attenuation
83
87
85
79
81
77
60
40
70
65
50
45
35
75
55
471
471
Parameter
Typical
521
Maximum specification
521
Specifications only valid for envelope demodulation.
571
TV Output Level
571
Frequency (Mhz)
2Fo Harm onics
Frequency (Mhz)
621
621
Maximum specification
cc
Minimum specification
Figure 3. Typical High Frequency Performance
Freescale Semiconductor, Inc.
=5.0 V, Ambient Temperture=25
671
MC44BS374T1/374T1A Advance Information
671
For More Information On This Product,
Table 4. High Frequency Characteristics
Output signal from modulator section
See Figure 3. See Note 2
From UHF oscillator internally divided
During transient output inhibit, or
when ATT bit is set to 1. See
Figure 3.
See Note 2
721
721
771
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771
Typical
Test Conditions
821
821
871
NOTE:
871
MC44BS374T1 High Frequency Characteristics
60
40
70
65
50
45
35
75
55
80
60
85
70
65
471
75
55
o
471
C, Video Input 1V
521
Typical
521
TV Output Attenuation
Min
460
571
45
571
3Fo Harm onics
Frequency (Mhz)
Frequency (Mhz)
621
Minimum specification
621
Typ
Maximum specification
75
65
-
-
671
p-p
671
, 10-step grayscale.
Max
880
460
721
-
721
771
771
Typical
dB V
MHz
MHz
Unit
dBc
821
821
871
Type
871
B
A
B
B