Epson SED 1520 Series Podręcznik techniczny - Strona 31
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SED1520 Series
Relationship between f
*9
• Relationship between oscillation frequency, frames and Rf
(SED1520F
), (SED1522F
0A
40
30
20
V
=-3V
SS
10
0
0.5
• Relationship between external clocks (f
(SED1520F
) , (SED1522F
AA
*10 • Operating voltage range of V
2–22
, f
and R
, and operating bounds on V
OSC
FR
f
)
0A
Ta=25°C V
=-5V
SS
V
=-5V
SS
1.0
1.5
2.0
2.5
Rf
[M ]
Figure 5 (a)
CL
)
AA
200
100
0
and V5 systems
SS
–15
–10
–5
0
OSC1
Rf
OSC2
200
100
SED1520
0
0.5
) and frames
1
2
f CL
[kHz]
Figure 5 (c)
Operating voltage
range
–2
–4
–6
V
(V)
SS
Figure 6
EPSON
and V5
SS
Same for 1/16 and 1/32 duties
Ta=25°C V
=-5V
SS
SED1522
1.0
1.5
2.0
Rf
[M ]
Figure 5 (b)
duty1/32
duty1/16
duty1/8
3
–8
2.5