lc7150 Sanyo Semiconductor Corporation, lc7150 Datasheet - Page 4

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lc7150

Manufacturer Part Number
lc7150
Description
Fcc 10-channel Standard Pll For Cordless Telephone
Manufacturer
Sanyo Semiconductor Corporation
Datasheet

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Pin Description
When the phase difference becomes t
XIN, XOUT
V
D1 to D4
DD
TEST
PDT
PDR
LDT
R/B
PIR
PIT
Pin
SB
F1
F2
, V
SS
Reference divider
Programmable divider
LDT
Reference divider
Programmable divider
LDT
5.0 kHz output. When not used, connect to V
4.4 kHz output (10.24 MHz
Power supply.
Crystal resonator (10.24 MHz).
Channel select pin.
Base unit/remote unit select pin.
Used to stop the TX PLL at the standby mode to minimize current dissipation.
TX programmable divider input pin.
RX programmable divider input pin.
TX charge pump output pin.
RX charge pump output pin.
LSI test input pin. Connected to V
TX PLL unlock signal output pin.
R/B = ‘‘0’’ (V
R/B = ‘‘1’’ (V
SB = ‘‘0’’ (V
high-impedance mode.
SB = ‘‘1’’ (V
D
(= 6.25 µs.) or more, 5.6 ms. output pulse is delivered at the LDT pin.
SS
DD
SS
DD
) ...... Standby mode. Only the RX and PLL are operated. The charge pump enters a
) ...... The TX, RX and PLL are operated.
) ...... Remote unit
) ...... Base unit
2304). When not used, connect to V
LC7150
SS.
SS
Description
.
SS
.
No.1634-4/5

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