MC145152DW2

Manufacturer Part NumberMC145152DW2
DescriptionIC PAR-IN PLL FREQ SYNTH 28-SOIC
ManufacturerFreescale Semiconductor
TypePLL Clock/Frequency Synthesizer
MC145152DW2 datasheets

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Specifications of MC145152DW2

PllYesInputClock
OutputCMOSNumber Of Circuits1
Ratio - Input:output1:1Differential - Input:outputNo/No
Frequency - Max25MHzDivider/multiplierYes/No
Voltage - Supply3 V ~ 9 VOperating Temperature-40°C ~ 85°C
Mounting TypeSurface MountPackage / Case28-SOIC (7.5mm Width)
Frequency-max25MHzLead Free Status / RoHS StatusContains lead / RoHS non-compliant
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MC145152-2 Parallel-Input (Interfaces with Dual-Modulus Prescalers)
divide values respectively for high and low MC levels, N the number programmed into the ÷ N counter,
and A the number programmed into the ÷ A counter.
LD
Lock Detector Output (Pin 28)
Essentially a high level when loop is locked (f
is out of lock.
2.2.3
Power Supply
V
DD
Positive Power Supply (Pin 3)
The positive power supply potential. This pin may range from + 3 to + 9 V with respect to V
V
SS
Negative Power Supply (Pin 2)
The most negative supply potential. This pin is usually ground.
2.3
Typical Applications
10.24 MHz
NOTE 1
OSC
out
OSC
in
+ V
V
DD
V
SS
N9
CHANNEL PROGRAMMING
NOTES:
1. Off-chip oscillator optional.
2. The φ
and φ
outputs are fed to an external combiner/loop filter. See the Phase-Locked Loop - Low-Pass Filter Design page
R
V
for additional information. The φ
and φ
R
mon mode input range of the op amp used in the combiner/loop filter.
Figure 7. Synthesizer for Land Mobile Radio VHF Bands
MC145151-2 and MC145152-2 Technical Data, Rev. 5
10
, f
of same phase and frequency). Pulses low when loop
R
V
NO CONNECTS
“1"
“1"
“1"
LOCK DETECT SIGNAL
RA2
RA1
RA0
LD
R1
φ
R
R1
φ
V
MC145152-2
R2
MC
C
f
in
N0
A5
A0
outputs swing rail-to-rail. Therefore, the user should be careful not to exceed the com-
V
.
SS
150 - 175 MHz
5 kHz STEPS
R2
C
-
VCO
+
NOTE 2
÷ 64/65 PRESCALER
Freescale Semiconductor

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