MC145170-1 Motorola, MC145170-1 Datasheet - Page 6

• Manufacturer Part Number: MC145170-1
• Description: PLL FREQUENCY SYNTHESIZER WITH SERIAL INTERFACE
• Manufacturer: Motorola

DataSheet4U.com
www.DataSheet4U.com
DataSheet
4
* If lower frequency is desired, use wave shaping or higher amplitude sinusoidal signal in ac–coupled case. Also, see Figure 22 for dc decoupling.
MC145170–1
6
U
LOOP SPECIFICATIONS
Symbol
Symbol
f XTAL
.com
t TLH ,
t THL
f out
C in
t w
f
f
f
Input Frequency, f in
Input Frequency, OSC in
Externally Driven with ac–Coupled
Signal
Crystal Frequency, OSC in and OSC out C1
Output Frequency, REF out
Operating Frequency of the
Phase Detectors
Output Pulse Width, R , V , and LD
Output Transition Times,
Input Capacitance
R , V , LD, f R , and f V
Parameter
Parameter
( T A = – 40 to + 85 C)
OSC in
f in
V in
N Counter Set to Divide Ratio
Such that f V
V in
OSC out = No Connect,
R Counter Set to Divide Ratio
Such that f R
C2
Includes Stray Capacitance
C L = 30 pF
f R in Phase with f V
C L = 50 pF
C L = 50 pF
30 pF
30 pF
DataSheet4U.com
500 mV p–p Sine Wave,
1 V p–p Sine Wave,
Test Condition
Test Condition
2 MHz
2 MHz
Figure
Figure
10, 12
11, 12
11, 12
No.
No.
—
—
DataSheet4U.com
7
8
9
V DD
2.5
3.0
4.5
5.5
2.5
3.0
4.5
5.5
2.5
3.0
4.5
5.5
2.5
4.5
5.5
2.5
4.5
5.5
2.5
4.5
5.5
2.5
4.5
5.5
—
—
DD
V
V
Guaranteed Range
TBD
Min
25*
45*
20
16
dc
dc
dc
dc
dc
dc
—
—
—
—
—
5*
5*
1*
1*
1*
1*
2
2
2
2
TBD
TBD
TBD
TBD
TBD
Max
100
185
185
100
12
14
25
25
12
12
15
15
10
10
90
65
60
2
2
7
7
MOTOROLA
MHz
MHz
MHz
MHz
MHz
Unit
Unit
pF
ns
ns