
BU2285FV,BU2363FV
Technical Note
6/16
www.rohm.com
2009.04 - Rev.A
2009 ROHM Co., Ltd. All rights reserved.
Fig.28 13.5MHz
Temperature-Duty
45
46
47
48
49
50
51
52
53
54
55
-25
0
25
50
75
100
Temperature
:T[℃]
Du
ty
: Du
ty
[
%
]
●Reference data (BU2285FV Temperature and Supply voltage variations data)
Fig.30 13.5MHz
Temperature-Period-Jitter MIN-MAX
0
100
200
300
400
500
600
-25
0
25
50
75
100
Temperature
:T[℃]
Pe
rio
d
-jit
te
rM
IN
-M
AX
:
PJ
-M
IN
-M
AX[
ps
ec
]
Fig.29 13.5MHz
Temperature-Period-Jitter 1
σ
0
10
20
30
40
50
60
70
80
90
100
-25
0
25
50
75
100
Temperature
:T[℃]
P
e
ri
od-
jit
te
r1
σ
: PJ
-1
σ
[p
se
c
]
Fig.27 27MHz
Temperature-Period-Jitter MIN-MAX
0
100
200
300
400
500
600
-25
0
25
50
75
100
Temperature
:T[℃]
Pe
rio
d
-jit
te
rM
IN
-M
AX
:
PJ
-M
IN
-M
AX[
p
s
e
c
]
Fig.26 27MHz
Temperature-Period-Jitter 1
σ
0
10
20
30
40
50
60
70
80
90
100
-25
0
25
50
75
100
Temperature
:T[℃]
P
e
riod-jit
te
r1
σ
: PJ
-1
σ
[p
se
c
]
Fig.22 54MHz
Temperature-
Duty
Fig.31 33.9MHz
Temperature-Duty
Fig.32 33.9MHz
Temperature-Period-Jitter 1
σ
Fig.33 33.9MHz
Temperature-Period-Jitter MIN-MAX
45
46
47
48
49
50
51
52
53
54
55
-25
0
25
50
75
100
Temperature
:T[℃]
Du
ty
: Du
ty
[%]
0
10
20
30
40
50
60
70
80
90
100
-25
0
25
50
75
100
Temperature
:T[℃]
Per
iod-
jit
te
r1
σ
: PJ
-1
σ
[p
se
c
]
0
100
200
300
400
500
600
-25
0
25
50
75
100
Temperature
:T[℃]
Pe
rio
d
-jit
te
rM
IN
-M
AX
:
PJ
-M
IN
-M
AX[
ps
ec
]
Fig.23 54MHz
Temperature-Period-Jitter 1
σ
Fig.24 54MHz
Temperature-Period-Jitter MIN-MAX
Fig.25 27MHz
Temperature-Duty
45
46
47
48
49
50
51
52
53
54
55
-25
0
25
50
75
100
Temperature:T[℃]
Du
ty
:Du
ty[
%
]
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
45
46
47
48
49
50
51
52
53
54
55
-25
0
25
50
75
100
Temperature:T[℃]
Du
ty
:Du
ty[
%
]
0
10
20
30
40
50
60
70
80
90
100
-25
0
25
50
75
100
Temperature
:T[℃]
Pe
ri
od
-j
it
te
r1
σ
: PJ
-1
σ
[p
se
c]
0
100
200
300
400
500
600
-25
0
25
50
75
100
Temperature:T[℃]
P
e
ri
o
d
-j
itt
e
rM
IN
-M
A
X:
P
J
-M
IN
-M
A
X
[p
s
e
c
]
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V
VDD=2.9V
VDD=3.3V
VDD=3.7V