BU2050F_1 Datasheet, PDF (10/25 Pages) Rohm – Serial / Parallel 4-input Drivers

BU2050F,BU2092F,BU2092FV,BU2099FV,BD7851FP,BU2152FS
Technical Note
●Switching characteristics (Unless otherwise specified, VDD=5V, VSS=0V, Ta=25℃)
Parameter
Limit
Symbol
Unit
Min.
Typ.
Max.
1000
-
Minimum Clock Pulse Width
tw
500
-
-
ns
-
ns
Minimum Latch Pulse Width
tw
1000
-
(LCK)
(LCK)
500
-
-
ns
-
ns
Setup Time
(LCK→CLOCK)
400
-
ts
200
-
-
ns
-
ns
Setup Time
(DATA→CLOCK)
400
-
tsu
200
-
-
ns
-
ns
Hold Time
(CLOCK→DATA)
400
-
tH
200
-
-
ns
-
ns
Propagation
tPLZ
-
90
-
ns
(LCK)
-
55
-
ns
(LCK→OUTPUT QX)
tPZL
-
115
-
ns
(LCK)
-
50
-
ns
Propagation
-
70
-
ns
tPLZ
-
45
-
ns
( OE →OUTPUT QX)
-
80
-
ns
tPZL
-
35
-
ns
VDD(V)
Condition
3
-
5
3
-
5
3
-
5
3
-
5
3
-
5
3
RL=5kΩ
5
CL=10pF
3
RL=5kΩ
5
CL=10pF
3
RL=5kΩ
5
CL=10pF
3
RL=5kΩ
5
CL=10pF
●Switching Time Test Circuit
Pulse
Gen.
Pulse
Gen.
Pulse
Gen.
Pulse
Gen.
VDD
CLOCK
LCK
±25V
RL
Q0
CL
GND (Vss)
DATA
OE
Q11
GND (Vss)
±25V
RL
CL
GND (Vss)
Fig. 5
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10/24
2009.06 - Rev.A