lc7215f Sanyo Semiconductor Corporation, lc7215f Datasheet - Page 5

• Manufacturer Part Number: lc7215f
• Description: Mw/lw Pll Frequency Synthesizers
• Manufacturer: Sanyo Semiconductor Corporation

Data Input
(1) A to N: Divider data
(2) O, P: Mode selection
(3) Q, R: Reference frequency selection
(4) S: Programmable divider input sensitivity switch
(5) T: Output to DOUT
S = 1: for High speed
S = 0: for Low speed
T = 1: DOUT = 1
T = 0: DOUT = 0
TEST1
TEST2
NOR1
NOR2
Mode
Q
0
0
1
1
Internal
data
R
O
0
1
0
1
0
0
1
1
P
0
1
0
1
Reference frequency
DOUT
T
T
10 kHz
9 kHz
1 kHz
5 kHz
LC7215, 7215F, 7215FM
8 Hz
8 Hz
TB
Normal operation (with PLL operating)
Normal operation (backup when PLL is halted)
(Device test mode)
(Device test mode)
Operation
Example:
Division by 12,420
Input MSB first
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