Product Summary

The SN54LS373J is an 8-bit register. The SN54LS373J is an octal D-type transparent latche and edge-triggered flip-flop. The SN54LS373J features 3-state outputs designed specifically for driving highly capacitive or relatively low-impedance loads. The high-impedance 3-state and increased high-logic-level drive provide the register with the capability of being connected directly to and driving the bus lines in a bus-organized system without need for interface or pullup components. The SN54LS373J is particularly attractive for implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers.

Parametrics

SN54LS373J absolute maximum ratings: (1)Supply voltage, VCC: 7 V; (2)Input voltage, VI: 7 V; (3)Off-state output voltage: 5.5 V; (4)Package thermal impedance, θJA: DB package: 70℃/W; DW package: 58℃/W; N package: 69℃/W; NS package: 60℃/W; (5)Storage temperature range, Tstg: -65℃ to 150℃.

Features

SN54LS373J features: (1)Choice of Eight Latches or Eight D-Type Flip-Flops in a Single Package; (2)3-State Bus-Driving Outputs; (3)Full Parallel Access for Loading; (4)Buffered Control Inputs; (5)Clock-Enable Input Has Hysteresis to Improve Noise Rejection; (6)P-N-P Inputs Reduce DC Loading on Data Lines.

Diagrams

SN54LS373J block diagram

SN54
SN54

Apex Tool Group (Formerly Cooper Tools)

Pliers & Tweezers Xcelite 5" Cutter Side Cut Long Nose

Data Sheet

0-1: $12.42
SN54/74LS147
SN54/74LS147

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SN54/74LS155
SN54/74LS155

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SN54/74LS156
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SN54/74LS160A
SN54/74LS160A

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Negotiable 
SN54/74LS161A
SN54/74LS161A

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Data Sheet

Negotiable