PI6C2972 View Datasheet(PDF) - Pericom Semiconductor
Part Name
Description
MFG CO.
'PI6C2972' PDF : 7 Pages View PDF
PI6C2972
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Function Table 1
fsela1
fsela0
Qa
fselb1
fselb0
Qb
0
0
÷4
0
0
÷4
0
1
÷6
0
1
÷6
1
0
÷8
1
0
÷8
1
1
÷12
1
1
÷10
Function Table 2
fselFB2 fselFB1 fselFB0
QFB
0
0
0
÷4
0
0
1
÷6
0
1
0
÷8
0
1
1
÷10
1
0
0
÷8
1
0
1
÷12
1
1
0
÷16
1
1
1
÷20
Function Table 3
Control Pin
VCO_Sel
Ref_Sel
TCLK_Sel
PLL_En
MR/OE
Inv_CLK
Logic '0'
VCO/2
TCLK
TCLK0
Bypass PLL
Master Reset/Output Hi-Z
Non-Inverted Qc2, Qc3
Logic '1'
VCO
Xtal
TCLK1
Enable PLL
Enable Outputs
Inverted Qc2, Qc3
Crystal Recommendations
Parameters
Crystal Cut
Resonance
Freq. Tolernace
Freq. Temp. Stability
Operating Range
Shunt Capacitance
ESR
Drive Level
Aging
Value
Fundamental AT Cut
Parallel Resonance
±100ppm @ 25°C
±175ppm (0° to 70°C)
0° to 70°C
< 7pF
< 40-Ohm
5mW
5ppm / Year (First 3 years)
3
fselc1
0
0
1
1
fselc0
0
1
0
1
Qc
÷2
÷4
÷6
÷8
PS8590C 09/22/04
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