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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.
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Features
1) Low current dissipation.
2) Super-mini mold package designed for surface
mounting.
3) Wide range of operating power supply voltage.
4) Direct drive of 2 L-TTL inputs and 1 LS-TTL input.
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Absolute maximum ratings (Ta = 25°C)
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Recommended operating conditions (Ta = 25°C, VSS = 0V)
Parameter Symbol Limits Unit
VDD V
170 mW
IIN – 10 mA
Topr – 40 ~ + 85 °C
Tstg – 55 ~ + 150 °C
VIN V
Pd
VSS – 0.3 ~ VSS + 18
VSS – 0.3 ~ VDD + 0.3
Power supply voltage
Power dissipation
Input current
Operating temperature
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.
Parameter Symbol Min. Typ. Max. Unit
VDD 3 — 16 V
VIN 0—VDD V
Power supply voltage
Input voltage
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Block diagram
54
123
VDD Y
NC A VSS