mc1391p Freescale Semiconductor, Inc, mc1391p Datasheet - Page 3

• Manufacturer Part Number: mc1391p
• Description: Tv Horizontal Processor
• Manufacturer: Freescale Semiconductor, Inc

MOTOROLA ANALOG IC DEVICE DATA
Mark–Space
Ratio
–10
–20
–30
–40
–50
–60
–70
30
20
10
0
0
Output
8
1
Figure 3. Frequency versus Temperature
10
Q1
S3 in Position 2
R1
Pre–Driver
20
T A , AMBIENT TEMPERATURE ( C)
Q2
2.6k
R2
Q3
30
6.8k
Oscillator
Timing
40
R3
Q4
7.5k
4.75
4.25
3.75
3.25
2.75
4.5
4.0
3.5
3.0
50
R4 430
Figure 6. Representative Schematic Diagram
0
Q5
Reference Frequency
7
= 15.750 Hz
60
R5
Q6
f O = 15,750 Hz
t = 63.5 s
2.4k
Oscillator
3.3k
10
R6
70
Figure 5. Mark Space Ratio
R7
Q7 Q8
Q9
POSITIVE PULSE WIDTH ( s)
470
80
1.2k
MC1391
R9
20
2.4k
Q10
R8
Ground
R10
3.6k
V CC
6
30
40
30
20
10
0
Figure 4. Frequency Drift versus Warm–Up Time
0
D1
D2
Z1
2
Regulator
R13
240
R12
820
3.0k
D3
R11
R14
330
Q11
40
R15
3.3k
Z2
30
Sync Input
50
6.8k
16
R
3
t, TIME (s)
D4
Phase Detector
Q12
60
18
R
7.5k
Q13
Reference Frequency
510
R20
7.5k
10k 2.15
R19
R17
Q14
= 15.750Hz
Q15
R22
Q17
R21
k
910
Q18
90
R23
2k
Q16
Phase
Detector
Output
Sawtooth
Input
5
4
120
3