BU4094BC Datasheet, PDF (3/5 Pages) Rohm – 8-bit compatible shift / store register

Standard ICs
BU4094BC / BU4094BCF / BU4094BCFV
Switching characteristics (unless otherwise noted, VSS = 0V, Ta = 25°C, CL = 50pF)
Parameter
Symbol
Output rise time
tTLH
Output fall time
tTHL
Propagation delay
tPLH
time, CLOCK to Qs
tPHL
Propagation delay
tPLH
time, CLOCK to Qs
tPHL
Propagation delay
tPLH
time, CLOCK to Qn
tPHL
Propagation delay
tPLH
time, STROBE to Qn ^tPHL
3-state propagation
delay time,
tPHZ
tPZH
Output Enable to Qn
3-state propagation
delay time, Output
tPLZ
tPZL
Enable to Qn
Minimum setup time,
DATA to CLOCK
tSU
Minimum hold time,
tH
CLOCK to DATA
Minimum clock
tW
pulse width
Maximum clock rise
time and fall time
Maximum clock
frequency
tr (CL)
tf (CL)
fCL
Minimum strobe
pulse width
tWH
Input capacitance
CIN
Min. Typ. Max.
—
100
—
—
50
—
—
40
—
—
100
—
—
50
—
—
40
—
—
350
600
—
125
250
—
95
190
—
230
460
—
110
220
—
75
150
—
420
840
—
195
390
—
135
270
—
290
580
—
145
290
—
100
200
—
140
280
—
75
150
—
55
110
—
140
280
—
75
150
—
55
110
—
20
125
—
8
55
—
6
35
—
10
40
—
10
20
—
5
15
—
100
200
—
50
100
—
40
80
NO Limit
1.25
5
—
2.5
10
—
3.0
12.5
—
—
100
200
—
40
80
—
35
70
—
5
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
µs
MHz
MHz
MHz
ns
ns
ns
pF
VDD (V)
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
—
Conditions
—
—
—
—
—
—
RL = 1kΩ
RL = 1kΩ
—
—
—
—
—
—
—
Measurement
circuit
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.2
Fig.2
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
—
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