SM8701BM Datasheet, PDF (6/14 Pages) Nippon Precision Circuits Inc – DVD Player Clock Generator

SM8701BM
PLL AC Electrical Characteristics
External clock, T_a = −40 to 85 °C, V_DD = V_DDP = 4.5 to 5.5 V, V_DDO = V_DD3 = 2.7 to 3.6 V unless otherwise
stated
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
XTI external input clock frequency
Output clock rise time
Output clock fall time
M O , M O N output clock jitter¹
f_M
DUTY: 50 ± 5%
–
27.0000
–
MHz
t_R
All outputs, 0.2 to 0.8V_DDO
or V_DD3, C_L = 20 pF
–
2.5
–
ns
t_F
All outputs, 0.8 to 0.2V_DDO
or V_DD3, C_L = 20 pF
–
2.5
–
ns
–
150
–
ps
SO1, SO2 (Standard), SO3, SO4
output clock jitter¹
JITTER
Standard tolerance
Crystal oscillator element
–
150
–
ps
SO2 (Double) output clock jitter¹
–
450
–
ps
M O , M O N output clock duty¹
SO1, SO2 (Standard), SO3, SO4
output clock duty¹
SO2 (Double) output clock duty¹
Settling time
Power-up time²
R S T N external reset LOW -level
pulsewidth
Crystal oscillator element,
C_L = 20 pF
45
50
55
%
DUTY
C_L = 20 pF
40
50
60
%
C_L = 20 pF
t_S
All outputs
t_P
All outputs
23.3
33.3
43.3
%
–
–
40
ms
–
–
50
ms
t_{R S T L}
1.4 V to 1.4 V
100
–
–
ns
1. 1.4V to 1.4V. Ta = 2 0 °C . The characteristics of output clock jitter and output clock duty depends on crystal oscillator.
N P C ’s standard crystal oscillator: R = 10.5 Ω, L = 5.38 mH, Ca = 6.74 fF, Cb = 1.85 p F
measurement apparatus: HP4195
Load capacitance: C1 = 7 p F, C2 = 11 p F
Cb
L Ca R
2. Time from OFF condition to stable frequency output.
NIPPON PRECISION CIRCUITS—6