Toshiba 74LCX540FT, 8-Channel Inverting 3 State Schmitt Buffer, 20-Pin TSSOP

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Packaging Options:
RS Stock No.:
171-3519
Mfr. Part No.:
74LCX540FT
Manufacturer:
Toshiba
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Brand

Toshiba

Product Type

Schmitt Buffer

Logic Family

74LCX

Logic Function

Buffer

Number of Channels

8

Schmitt Trigger Input

No

Input Type

CMOS

Output Type

3 State

Mount Type

Surface

Polarity

Inverting

Package Type

TSSOP

Minimum Supply Voltage

1.5V

Pin Count

20

Maximum Supply Voltage

3.6V

Maximum High Level Output Current

-24mA

Minimum Operating Temperature

-40°C

Maximum Propagation Delay Time @ CL

25ns

Maximum Operating Temperature

85°C

Maximum Low Level Output Current

24mA

Series

74LCX540FT

Standards/Approvals

No

Height

1mm

Length

6.5mm

Width

4.4 mm

Supply Current

500μA

Automotive Standard

No

The 74LCX540FT is a high-performance CMOS octal bus buffer. Designed for use in 3.3-V systems, it achieves high-speed operation while maintaining the CMOS low power dissipation. The device is designed for low-voltage (3.3 V) VCC applications, but it could be used to interface to 5 V supply environment for both inputs and outputs. The 74LCX540FT is an inverting 3-state buffer having two active-low output enables. When either OE1 or OE2 are high, the terminal outputs are in the high-impedance state. This device is designed to be used with 3-state memory address drivers, etc. All inputs are equipped with protection circuits against static discharge.

Low-voltage operation: VCC = 1.65 to 3.6 V

High-speed operation: tpd = 8.5 ns (max) (VCC = 3.0 to 3.6 V)

Output current: |IOH|/IOL = 24 mA (min) (VCC = 3.0 V)

Power-down protection provided on all inputs and outputs

Pin and function compatible with the 74 series

(74LVC/ALVC/ etc.) 540 type

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