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參數資料
| 型號： | MC44826D |
| 廠商： | MOTOROLA INC |
| 元件分類： | XO, clock |
| 英文描述： | TV AND VCR I2C PLL TUNING CIRCUIT WITH 1.3 GHz PRESCALER AND MIX/OSC DECODER |
| 中文描述： | PLL FREQUENCY SYNTHESIZER, 1300 MHz, PDSO14 |
| 封裝： | PLASTIC, SO-14 |
| 文件頁數： | 6/8頁 |
| 文件大?。?/td> | 136K |
| 代理商： | MC44826D |
MC44826
6
MOTOROLA ANALOG IC DEVICE DATA
Chip Address
The chip address is programmable by Pin 9 (CA – Address
Select).
CA – Pin 9
Address (HEX.)
–0.04 VCC1 to 0.1 VCC1
Open or 0.2 VCC1 to 0.3 VCC1
0.42 VCC1 to 0.75 VCC1
0.9 VCC1 to 1.2 VCC1
C6
C4
C2
C0
Figure 5. Definition of Bytes
CA_Chip Address
ééééééééééééééééééééééé
ééééééééééééééééééééééé
1
T14
T13
T12
T11
CO_Information
T10
T9
T8
ACK
BA_Band Information
ééééééééééééééééééééééé
ééééééééééééééééééééééé
0
N14
N13
N12
N11
FM_Frequency Information
N10
N9
N8
ACK
FL_Frequency Information
N7
N6
N5
N4
N3
N2
N1
N0
ACK
CA_Chip Address
1
1
0
0
0
0/1
0/1
0
ACK
ééééééééééééééééééééééé
ééééééééééééééééééééééé
0
N14
N13
N12
N11
FM_Frequency Information
N10
N9
N8
ACK
FL_Frequency Information
N7
N6
N5
N4
N3
N2
N1
N0
ACK
ééééééééééééééééééééééé
é
T14
T13
T12
T11
ééééééééééééééééééééé
é
CO_Information
1
T10
T9
T8
ACK
BA_Band Information
T7
T6
B5
X
B3
X
B1
X
ACK
1.0 nF
÷
8
Pres
Figure 6. Typical Tuner Application
6
7
8
B5
B3
B1
12 pF
3.2/4.0 MHz
Gnd
2
1
14
B III
VHF
UHF
AGC
VTUN
Phase
Comp
2.7 V
Mixer
B. P. Filter
Antenna
Filter
Oscillator
IF
5
5.0 V
11
10
9
13
Osc &
Ref Div
3
4
Fosc
SDA
SCL
CA
Bus
Rec
22 nF
47 k
(Note 1)
(Note 2)
330 p
47 nF
NOTES:
1.On some layouts the 100
resistor will not be required.
2.C2 = 330 pF minimum is required for stability.
MC44826
Band Decoder
RL
1.0 nF
33 V
Program
Divider
12
M/O
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