BU4538B-E2 View Datasheet(PDF) - ROHM Semiconductor
Part Name
Description
Manufacturer
BU4538B-E2 Datasheet PDF : 18 Pages
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BU4015B,BU4015BF,BU4021B,BU4021BF,
BU4094BC,BU4094BCF,BU4094BCFV,BU4538B,BU4028B
Technical Note
●Electrical Characteristics Curves(BU4015B)
50
50
[BU4015B/F]
[BU4015B/F]
40
VDD=15[V]
-40[℃]
30
25[℃]
85[℃]
20
VDD=10[V]
-40[℃]
25[℃]
10
-40[℃]
25[℃]
85[℃]
85[℃]
VDD=5[V]
0
0
5
10
15
20
Output Voltage [V]
Fig.1 Output source
current－voltage
600
[BU4015B/F]
500
VDD=3[V]
400
40
30
20
10
0
0
600
500
400
VDD=15[V]
-40[℃]
25[℃]
85[℃]
-40[℃]
25[℃] VDD=10[V]
85[℃]
-40[℃]
25[℃] VDD=5[V]
85[℃]
5
10
15
20
Output Voltage [V]
Fig.2 Output sink
current－voltage
[BU4015B/F]
VDD=3[V]
300
Operating Temperature Range
VDD=5[V]
200
VDD=10[V]
100
VDD=16[V]
0
-50 -25 0
25 50 75 100
Ambient Temperature [℃]
Fig.4 Propagation delay tPHL
CLK→Q
200
[BU4015B/F]
175
Operating Temperature Range
150
125
VDD=3[V]
100
75
50
25
0
-50 -25 0
VDD=5[V]
VDD=10[V]
VDD=16[V]
25 50 75 100
Ambient Temperature [℃]
Fig.7Set up time tsu
Q→CLK
300
Operating Temperature Range
VDD=5[V]
200
VDD=10[V]
100
0
-50 -25 0
VDD=16[V]
25 50 75 100
Ambient Temperature [℃]
Fig.5 Propagation delay tPLH
RESET→Q
100
[BU4015B/F]
80
Operating Temperature Range
60
VDD=3[V]
40
VDD=5[V]
20
0
-50
VDD=10[V]
VDD=16[V]
-25 0 25 50 75 100
Ambient Temperature [℃]
Fig.8 Hold time th
CLK→Q
600
[BU4015B/F]
500
VDD=3[V]
400
300
Operating Temperature Range
200
VDD=5[V]
100
VDD=10[V]
0
-50 -25 0
VDD=16[V]
25 50 75 100
Ambient Temperature [℃]
Fig.3 Propagation delay tPLH
CLK→Q
800
[BU4015B/F]
700
600
VDD=3[V]
500
400
Operating Temperature Range
VDD=5[V]
300
200
VDD=10[V]
100
0
-50 -25 0
VDD=16[V]
25 50 75 100
Ambient Temperature [℃]
Fig.6 Propagation delay tPHL
RESET→Q
500
[BU4015B/F]
400
Operating Temperature Range
VDD=3[V]
300
200
VDD=5[V]
100
VDD=10[V]
VDD=16[V]
0
-50 -25 0 25 50 75 100
Ambient Temperature [℃]
Fig.9 Minimum CLK pulse width
200
[BU4015B/F]
175
Operating Temperature Range
150
VDD=3[V]
125
100
75
50
25
0
-50 -25 0
VDD=5[V]
VDD=10[V]
VDD=16[V]
25 50 75 100
Ambient Temperature [℃]
Fig.10Minimum RESET
pulse width
○Switching characteristics
20[ns]
20[ns]
D （(I入np力utデdaーtaタ) ）
10%
90%
50%
tsu
20[ns] 20[ns]
th
CLOCK
90%
50%
10% tWH
QQ00((O出u力tpuデt dーaタta))
tPLH
50%
10%
tWL
90%
tPHL
tTLH
tTHL
VDD
GND(VSS)
VDD
GND(VSS)
VOH
VOL
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© 2009 ROHM Co., Ltd. All rights reserved.
8/17
2009.06 - Rev.A
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