lc72130m Sanyo Semiconductor Corporation, lc72130m Datasheet - Page 6

• Manufacturer Part Number: lc72130m
• Description: Am/fm Pll Frequency Synthesizer
• Manufacturer: Sanyo Semiconductor Corporation

Pin Functions
XIN
XOUT
FMIN
AMIN
CE
CL
DI
DO
V
DD
Symbol
Pin No.
24
15
14
16
1
3
5
4
6
X’tal OSC
Local oscillator
signal input
Local oscillator
signal input
Chip enable
Clock
Data input
Data output
Power supply
Type
• Crystal resonator connection
• Serial data input: FMIN is selected when DVS is set to 1.
• The input frequency range is from 10 to 160 MHz.
• The signal is passed through a built-in divide-by-two
• Although the range of divisor settings is from 272 to
• Serial data input: AMIN is selected when DVS is set to 0.
• Serial data input: When SNS is set to 1:
• Serial data input: When SNS is set to 0:
• Must be set high when serial data is input to the
• Used as the synchronization clock when serial data is
• Inputs serial data sent from the controller to the
• Outputs serial data sent from the LC72130 to the
• The LC72130 power supply (V
• The power on reset circuit operates when power is first
(4.5/7.2 MHz)
prescaler and then supplied to the swallow counter.
65,535, the actual divisor is twice the setting since there
is also a built-in divide-by-two prescaler.
— The input frequency range is from 2 to 40 MHz.
— The signal is supplied directly to the swallow counter.
— The range of divisor settings is from 272 to 65,535
— The input frequency range is from 0.5 to 10 MHz.
— The signal is supplied directly to a 12-bit
— The range of divisor settings is from 4 to 4,095 and
LC72130 (DI), or when serial data is output (DO).
input to the LC72130 (DI), or when serial data is output
(DO).
LC72130.
controller.
The content of the output data is determined by the
serial data DOC0 to DOC2.
applied.
LC72130, 72130M
and the actual divisor will be the value set.
programmable divider.
the actual divisor will be the value set.
Functions
DD
= 4.5 to 5.5 V)
Circuit configuration
Continued on next page.
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