SN54LS283 查看數據表（PDF） - Motorola => Freescale

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SN54LS283

4-BIT BINARY FULL ADDER WITH FAST CARRY

Motorola => Freescale 

SN54 / 74LS283

AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)

Limits

Symbol

Parameter

Min Typ Max Unit

tPLH

tPHL

Propagation Delay, C0 Input

to Any Σ Output

16

15

24

24

ns

tPLH

tPHL

Propagation Delay, Any A or B Input

to Σ Outputs

15

15

24

24

ns

tPLH

tPHL

Propagation Delay, C0 Input

to C4 Output

11

11

17

22

ns

tPLH

tPHL

Propagation Delay, Any A or B Input

to C4 Output

11

12

17

17

ns

Test Conditions

CL = 15 pF

Figures 1 & 2

VIN

VOUT

1.3 V

tPHL

1.3 V

Figure 1

AC WAVEFORMS

VIN

tPLH

VOUT

1.3 V

tPLH

tPHL

1.3 V

Figure 2

FAST AND LS TTL DATA

5-4

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