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參數資料
| 型號： | MC44144P |
| 廠商： | MOTOROLA INC |
| 元件分類： | XO, clock |
| 英文描述： | SUBCARRIER PHASE-LOCKED LOOP |
| 中文描述： | PHASE LOCKED LOOP, PDIP8 |
| 封裝： | PLASTIC, DIP-8 |
| 文件頁數： | 2/8頁 |
| 文件大?。?/td> | 117K |
| 代理商： | MC44144P |
MC44144
2
MOTOROLA ANALOG IC DEVICE DATA
ABSOLUTE MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Supply Voltage
VCC
TA
Tstg
TJ
6.0
Vdc
Operating Ambient Temperature
0
°
to +70
°
C
Storage Temperature Range
– 65 to +150
°
C
Operating Junction Temperature
+150
°
C
RECOMMENDED OPERATING CONDITIONS
Characteristic
Pin
Symbol
Min
Typ
Max
Unit
Supply Voltage
8
VCC
4.5
5.0
5.5
Vdc
Composite Video Input (Note 1)
Burst Amplitude to Acquire Lock
6
mVpp
–
50
300
1000
NOTE:
1. Total peak–to–peak voltage of video should not exceed ground or VCC.
ELECTRICAL CHARACTERISTICS
(VCC = 5.0 Vdc, TA = 25
°
C)
Characteristic
Pin
Min
Typ
Max
Unit
Operating Current
8
8.0
10
12
mA
Burst Gate Threshold Voltage:
VIH
VIL
IIH (Vin = 5.0 V)
IIL (Vin = 0 V)
7
3.0
–
–
–
–
–
–
–
–
Vdc
1.5
20
–0.5
Burst Gate Input Current:
μ
A
4X Subcarrier
Output Voltage: (14.32 MHz)
Output Voltage:
(17.73 MHz)
Output Impedance: (14.3 MHz and 17.73 MHz)
5
400
–
–
610
450
25
650
–
–
mVpp
Subcarrier Output
Output Voltage: (3.58 MHz and 4.43 MHz)
Output Impedance: (3.58 MHz and 4.43 MHz)
Phase Angle (Note 1)
Phase Sensitivity (Notes 1 & 2)
200
–
–
–
300
200
–60
3.0
400
–
–
–
mVpp
deg
Note 2
1
Static Phase Error (Note 2)
1, 2
–
3
–
deg/100 Hz
Phase–Locked Loop Pull–In Range
Phase–Locked Loop Hold–In Range
–
–
±
350
±
500
–
–
Hz
NOTES:
1. Referenced to composite video input color burst.
NOTES:
2. See paragraph 1 of the Functional Description text.
Figure 1. Typical VCXO Gain
VCO CONTROL VOLTAGE (PIN 3 VOLTAGE) (V)
–1.0
0
1.0
2.0
3.0
4.0
5.0
6.0
KOPAL
4
s
F
KONTSC
4
s
F
The gain must be estimated from the
operating point. KOPAL is the gain for
PAL applications and KONTSC is the
gain for NTSC applications.
14.322
14.320
14.318
14.316
14.314
14.312
17.745
17.740
17.735
17.730
17.725
17.719
Table 1. Crystal Specifications
Frequency
14.31818 MHz (NTSC)
17.734475 MHz (PAL)
Mode
Fundamental
Frequency Tolerance
@ 25
°
C
df/dfo 0
°
C – 70
°
C
40 ppm
Load Capacitance
20 pF
ESR
50
C1 (Internal Series Capacitance)
15 mpF
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