參數(shù)資料
型號(hào)： MC44818
廠商： Motorola, Inc.
英文描述： TV AND VCR PLL TUNING CIRCUIT WITH 1.3 GHz PRESCALER AND I2C BUS
中文描述： 電視機(jī)和錄像機(jī)鎖相環(huán)調(diào)諧電路與1.3 GHz的分頻器和I2C總線
文件頁數(shù)： 7/8頁
文件大小： 158K
代理商： MC44818
MC44818
7
MOTOROLA ANALOG IC DEVICE DATA
Figure 8. Pin Circuit Schematic
50
132 k
VCC1
96 k
96 k
1/2 VCC1
VCC1
96 k
96 k
1/2 VCC1
20 V
500
132 k
20 V
VCC1
150 k
50 k
500
20 V
5.0 V
100
2.0 k
10 k
20 V
20 V
20 V
100
20 k
20 V
20 V
5.0 V
5.0 V
18 k
2.0 k
2.0 k
1.2
…
1.8 V
“On”/“Off”
“On”/“Off”
“On”/“Off”
“On”/“Off”
2.0 k
20 V
20 V
20 V
20 V
20 V
20 V
16 AS
Address Select
(I2C bus)
15 LOCK
Lock detector output
14 VCC3
Positive supply for integrated
band buffers (12 V)
13 B3
12 B2
11 B1
10 B0
9 GND
Circuit Ground
SDA 1
Data input
(I2C bus)
SCL 2
Clock input (supplied
by a microprocessor
via I2C bus)
XTAL 3
Crystal oscillator
(3.2 MHz or 4.0 MHz)
AMP IN 4
Negative input of
operation amplifier and
charge pump output
VTUN 5
Operational amplifier
output which provides
the tuning voltage
VCC2 6
Operational amplifier
positive supply (33 V)
VCC1 7
Positive supply of
the circuit (5.0 V)
HF IN 8
HF input from
local oscillator
VCC1
100 k
Band buffer outputs
can drive up to 30 mA
(40 mA at 0
°
to 80
°
C
)
ACK
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC44818D 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:TV AND VCR PLL TUNING CIRCUIT WITH 1.3 GHz PRESCALER AND I2C BUS
MC44818DR2 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC44824D 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:TV AND VCR PLL TUNING CIRCUITS WITH 1.3 GHz PRESCALER AND I2C BUS
MC44825D 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:TV AND VCR PLL TUNING CIRCUITS WITH 1.3 GHz PRESCALER AND I2C BUS
MC44826D 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:TV AND VCR I2C PLL TUNING CIRCUIT WITH 1.3 GHz PRESCALER AND MIX/OSC DECODER
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