MC145162 Motorola, MC145162 Datasheet - Page 12

• Manufacturer Part Number: MC145162
• Description: 60 MHz and 85 MHz Universal Programmable Dual PLL Frequency Synthesizers
• Manufacturer: Motorola

MC145162 MC145162–1
12
CRYSTAL FREQUENCY
ENB
CLK
NOTE: ENB must be high during the serial transfer.
D in
COUNTER IDENTIFIER = 0
OSC out
MAXIMUM
OSC in
16.0 MHz
N/A = Not Applicable
REF FREQUENCY
AUX REF
Enable
0
1
Table 4. Bit Function and the Reference Frequency Selection Bit Setting of the
0
Figure 16. Reference Frequency Counter/Selection Programming Mode
14–Bit Auxiliary Reference Frequency
Counter Disable
14–Bit Auxiliary Reference Frequency
Counter Enable
ENABLE
AUX
REF
Auxiliary Reference Frequency
SELECT
Reference Frequency Counter Programming Word
Tx–0
REFERENCE
FREQUENCY
Counter Mode
SELECT
14–BIT PROGRAMMABLE
12–BIT PROGRAMMABLE
AUXILIARY REFERENCE
REFERENCE COUNTER
SELECT
Rx–0
COUNTER
12–BITS REF FREQ
FREQUENCY
REFERENCE
COUNTER
DATA
f R2
f R2
Module
Select
25
4
C
D
f R1
FREQUENCY
S1
REFERENCE
B
A
SELECT
C
D
f R1
S1
0
0
1
1
0
0
1
1
f R2
f R1
f R1
S2
f R1
S2
0
1
0
1
0
1
0
1
1
1
0
0
14–BITS AUX REF FREQ
AUXILIARY REFERENCE
FREQUENCY COUNTER
SELECT
SELECT
Rx–0
Tx–0
f R1 Routing
DATA
DETECTOR
DETECTOR
f R1
f R1
f R1
f R1
f R1
PHASE
PHASE
N/A
N/A
N/A
Tx
Rx
A
B
A
B
C
MOTOROLA
TxPD out
LD
RxPD out