Motore di ricerca datesheet componenti elettronici |
|
DM54S257 Scheda tecnica(PDF) 3 Page - National Semiconductor (TI) |
|
|
DM54S257 Scheda tecnica(HTML) 3 Page - National Semiconductor (TI) |
3 / 8 page ’S257 Switching Characteristics at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load) From (Input) RL e 280X Symbol Parameter To (Output) CL e 15 pF CL e 50 pF Units Min Max Min Max tPLH Propagation Delay Time Data to 75 11 ns Low to High Level Output Output tPHL Propagation Delay Time Data to 65 10 ns High to Low Level Output Output tPLH Propagation Delay Time Select to 15 16 ns Low to High Level Output Output tPHL Propagation Delay Time Select to 15 16 ns High to Low Level Output Output tPZH Output Enable Time Output 195 23 ns to High Level Output Control to Y tPZL Output Enable Time Output 21 24 ns to Low Level Output Control to Y tPHZ Output Disable Time Output 85 ns to High Level Output (Note 1) Control to Y tPLZ Output Disable Time Output 14 ns to Low Level Output (Note 1) Control to Y Note 1 CL e 5 pF Recommended Operating Conditions Symbol Parameter DM54S258 DM74S258 Units Min Nom Max Min Nom Max VCC Supply Voltage 45 5 55 475 5 525 V VIH High Level Input Voltage 2 2 V VIL Low Level Input Voltage 08 08 V IOH High Level Output Current b 2 b 65 mA IOL Low Level Output Current 20 20 mA TA Free Air Operating Temperature b 55 125 0 70 C ’S258 Electrical Characteristics over recommended operating free air temperature (unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units (Note 1) VI Input Clamp Voltage VCC e Min II eb18 mA b 12 V VOH High Level Output VCC e Min IOH e Max DM54 24 34 V Voltage VIL e Max VIH e Min DM74 24 32 VOL Low Level Output VCC e Min IOL e Max 05 V Voltage VIH e Min VIL e Max II Input Current Max VCC e Max VI e 55V 1mA Input Voltage IIH High Level Input VCC e Max Select 100 m A Current VI e 27V Other 50 IIL Low Level Input VCC e Max Select b 4 mA Current VI e 05V Other b 2 3 |
Codice articolo simile - DM54S257 |
|
Descrizione simile - DM54S257 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEETIT.COM |
Lei ha avuto il aiuto da alldatasheet? [ DONATE ] |
Di alldatasheet | Richest di pubblicita | contatti | Privacy Policy | scambio Link | Ricerca produttore All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |