ROHM BU4S584

Standard ICs
Single Schmitt trigger
BU4S584
The BU4S584 is an ultra-compact IC with one circuit of the inverter-type Schmitt trigger, BU4584B, built into an SMP
package.
•1)Features
Low current dissipation.
3) Wide range of operating power supply voltage.
4) Direct drive of 2 L-TTL inputs and 1 LS-TTL input.
2) Super-mini mold package designed for surface
mounting.
•Block diagram
VDD
Y
5
4
1
2
3
NC
A
VSS
•Absolute maximum ratings (Ta = 25°C)
Parameter
Symbol
Limits
Power supply voltage
VDD
VSS – 0.3 ~ VSS + 18
V
Power dissipation
Pd
170
mW
± 10
mA
IIN
Input current
Unit
– 40 ~ + 85
°C
Tstg
– 55 ~ + 150
°C
VIN
VSS – 0.3 ~ VDD + 0.3
V
Operating temperature
Topr
Storage temperature
Input voltage
Note 1: These values indicate the range limits of the voltage that can be applied to each pin without
destroying it. Operation is not guaranteed at these values.
Note 2: Power dissipation is reduced by 1.7mW for each increase in Ta of 1°C over 25°C.
•Recommended operating conditions (Ta = 25°C, V
SS
Parameter
Symbol
Min.
Typ.
Power supply voltage
VDD
3
Input voltage
VIN
0
= 0V)
Max.
Unit
—
16
V
—
VDD
V
1
Standard ICs
BU4S584
characteristics
•DCElectrical
characteristics (unless otherwise noted, V
SS
Parameter
Input high level voltage
Min.
3.5
VIH
7.0
11.0
Typ.
Max.
Unit
—
—
V
VDD (V)
5
—
—
V
10
—
—
V
15
—
—
1.5
V
5
—
—
3.0
V
10
Conditions
VIL
—
—
4.0
V
15
Input high level current
IIH
—
—
0.3
µA
18
VIH = 15V
Input low level current
IIL
—
—
– 0.3
µA
18
VIL = 0V
4.95
—
—
V
5
9.95
—
—
V
10
15
Output low level voltage
Output high level current
Output low level current
Hysteresis voltage
Static current dissipation
VOH
VOL
IOH
IOL
VH
IDD
—
| IOUT | < 1µA
VIN = VSS
14.95
—
—
V
—
—
0.05
V
5
—
—
0.05
V
10
—
—
0.05
V
15
– 0.51
—
—
mA
5
VOH = 4.6V
– 2.1
—
—
mA
5
VOH = 2.5V
– 1.3
—
—
mA
10
15
Measurement
circuit
—
Input low level voltage
Output high level voltage
2
Symbol
= 0V, Ta = 25°C)
| IOUT | < 1µA
VIN = VDD
VOH = 9.5V
VOH = 13.5V
– 3.4
—
—
mA
0.51
—
—
mA
5
VOL = 0.4V
1.3
—
—
mA
10
VOL = 0.5V
3.4
—
—
mA
15
0.15
—
0.6
V
5
0.25
—
1.0
V
10
0.40
—
1.5
V
15
—
—
0.25
µA
5
—
—
0.5
µA
10
—
—
1.0
µA
15
VIN = VSS
VOL = 1.5V
VIN = VDD
—
VIN = VSS, VDD
Fig.1
Standard ICs
BU4S584
Switching characteristics (unless otherwise noted, VSS = 0V, Ta = 25°C, CL = 50pF)
Parameter
Symbol Min. Typ.
Output rise time
tTLH
Output fall time
tTHL
Propagation delay time, “L” to “H”
Propagation delay time, “H” to “L”
tPLH
tPHL
Max.
Unit
—
70
—
ns
VDD (V)
5
—
35
—
ns
10
—
30
—
ns
15
—
70
—
ns
5
—
35
—
ns
10
—
30
—
ns
15
—
125
—
ns
5
—
60
—
ns
10
—
50
—
ns
15
—
125
—
ns
5
—
60
—
ns
10
—
50
—
ns
15
•Measurement circuits
Conditions
Measurement
circuit
—
—
Fig.2
—
—
VDD
A
V
VSS
Fig.1 DC characteristics measurement circuit
VDD
20ns
90%
50%
10%
Input
tPHL
P.G.
tPLH
90%
50%
10%
CL
VSS
20ns
Output
tTHL
tTLH
Fig.2 Switching characteristics measurement circuit
3
Standard ICs
BU4S584
•External dimensions (Units: mm)
(1) (2) (3)
0.4 ± 0.1
1.1 ± 0.2
0.05
0.95
0.5
2.8 ± 0.3
1.6 ± 0.2
2.9 ± 0.2
(5) (4)
SMP5
4
0.1
0.1 –+ 0.05