參數(shù)資料
型號(hào): S5T8808A01-R0B0
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: PLL FREQUENCY SHNTHESIZER FOR PAGER
中文描述: 鎖相環(huán)頻率SHNTHESIZER的尋呼機(jī)
文件頁(yè)數(shù): 9/12頁(yè)
文件大?。?/td> 109K
代理商: S5T8808A01-R0B0
PLL FREQUENCY SHNTHESIZER FOR PAGER
S5T8808A
9
Ex 2) FRC = 1, In case of 14-bits Program, Fosc = 12.8MHz and fixed 1/4 prescaler is not used
[Osc. Freq. / Ref. Freq.] = [12.8MHz / 6.25kHz] = 2048
* The PMC bit is program Control Bit, if [1], the R-Counter will be Enabled
Serial DATA Input Timing & Phase Detector / Lock Detector Output Waveforms
Figure 3. Serial Data Input Timing
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
MSB
LSB
PMC bit
2
13
2
0
R - counter 14 - bits
FRC FnFr
50%
tsu
DATA
CLK
EN 1
~
~
~
tsu
t
H
~
50%
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