MC44354 Ver la hoja de datos (PDF) - Motorola => Freescale
Número de pieza
componentes Descripción
fabricante
MC44354
Motorola => Freescale
MC44354 Datasheet PDF : 20 Pages
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MC44353 MC44354 MC44355
Figure 17. Pin Circuit Schematic
16 Amp In
Negative input of operation
amplifier and phase detector
charge pump output
2.0 k 10 k
20 V
50
Op Out 1
Operational amplifier
20 V
output which provides
the tuning voltage
20 V
100
20 Xtal
1.5 k
5.0 V
Crystal oscillator
(4.0 MHz)
VCC
96 k
1/2 VCC
96 k
132 k
500
20 V
ACK
19 SDA
Data input/output (I2C bus)
VCCD 3
Digital circuit supply
5.0 V
5.0 V
Osc Gnd 4
Oscillator Ground
5
Bal Osc
Balanced cross coupled oscillator
terminals. L/C resonance circuit
6
Osc Gnd 7
Oscillator Ground
VCCA
VCC
96 k
1/2 VCC
96 k
132 k
500
20 V
18 SCL
Clock input (I2C bus)
VCCA
17 Mod Gnd
16 VCC Mod
5.0 V
5.0 V
72
15 RF Out
RF output
490
14 Mod Gnd
Snd Fil 8
Phase/Freq. detector
charge pump output
Snd Tun 9
Sound carrier oscillator
L/C tuned circuit
VCCA
50 k
13 Video In
Input for baseband video. Signal
1.0 p
modulates the RF carrier.
12 VCCA
5.0 V
Audio supply voltage
5.0 V
Pre–Em 10
Frequency selective filter to
shape sound modulation depth.
24.5 k
24.5 k
Audio
MOTOROLA ANALOG IC DEVICE DATA
11 Audio In
Input for sound. Signal
modulates the sound carrier.
13
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