LC72140M 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LC72140M

PLL Frequency Synthesizers

SANYO -> Panasonic 

LC72140, 72140M

Serial Data Input/Output Mode Selection

The LC72140 and LC72140M use the C2B (computer control bus) serial data format. The first 8 bits form the address,

shown in Figure 8, used to select the mode of operation as shown in Table 13.

Address

Input/output mode

B0

B1

B2

B3

A0

A1

A2

A3

Description

IN1

0

0

0

1

0

0

1

0 32-bit control data input

IN2

OUT

1

0

0

1

0

0

1

0 32-bit control data input

0

1

0

1

0

0

1

0

Output data. Data is output if

the clock is active.

Figure 8. Mode selection address bits

Programmable Divider

The configuration of the programmable divider is shown in Figure 9. The input mode selection is shown in Table 14, and

the input sensitivity, in Table 15.

Figure 9. Programmable divider

Table 14. Programmable divider selection

DVS

1

0

0

SNS

×

1

0

1/16 and 1/17 pulse swallower

–

Note

×=don’t care

12-bit programmable divider

Input port

FMIN

AMIN

AMIN

No.4464–11/15

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