MC145151 Motorola, MC145151 Datasheet - Page 12

• Manufacturer Part Number: MC145151
• Description: Parallel-Input PLL Frequency Synthesizer
• Manufacturer: Motorola

MC145151–2 through MC145158–2
12
OSC
OSC
* The R and V outputs are fed to an external combiner/loop filter. See the Phase–Locked Loop — Low–Pass Filter Design page
FM
AM
for additional information. The R and V outputs swing rail–to–rail. Therefore, the user should be careful not to exceed the common
mode input range of the op amp used in the combiner/loop filter.
20 PRESCALER
KEYBOARD
MC12019
DATA
f in
Figure 2. AM/FM Radio Synthesizer
MC145155–2
CLK
2.56 MHz
MPU/MCU
CMOS
ENB
MC145155–2 Data Sheet Continued on Page 23
V
R
TO DISPLAY
–
+
1/2 MC1458*
MOTOROLA
TO
AM/FM
OSCILLATORS