전자부품 데이터시트 검색엔진 |
|
74AHCT257PW 데이터시트(PDF) 9 Page - NXP Semiconductors |
|
74AHCT257PW 데이터시트(HTML) 9 Page - NXP Semiconductors |
9 / 20 page 2000 Apr 03 9 Philips Semiconductors Product specification Quad 2-input multiplexer; 3-state 74AHC257; 74AHCT257 AC CHARACTERISTICS Type 74AHC257 GND = 0 V; tr =tf ≤ 3.0 ns. Notes 1. Typical values at VCC = 3.3 V. 2. Typical values at VCC = 5.0 V. SYMBOL PARAMETER TEST CONDITIONS Tamb (°C) UNIT WAVEFORMS CL 25 −40 to +85 −40 to +125 MIN. TYP. MAX. MIN. MAX. MIN. MAX. VCC = 3.0 to 3.6 V; note 1 tPHL/tPLH propagation delay nI0 to nY; nI1 to nY see Figs 6 and 8 15 pF − 4.2 9.3 1.0 11.0 1.0 12.0 ns propagation delay StonY − 5.2 11.0 1.0 13.0 1.0 14.0 ns tPZH/tPZL 3-state output enable time OE to nY see Figs 7 and 8 − 4.5 10.5 1.0 12.5 1.0 13.5 ns tPHZ/tPLZ 3-state output disable time OE to nY − 5.1 9.5 1.0 11.0 1.0 11.5 ns tPHL/tPLH propagation delay nI0 to nY; nI1 to nY see Figs 6 and 8 50 pF − 6.0 12.8 1.0 14.5 1.0 16.0 ns propagation delay StonY − 7.4 14.5 1.0 16.5 1.0 18.5 ns tPZH/tPZL 3-state output enable time OE to nY see Figs 7 and 8 − 6.4 14.0 1.0 16.0 1.0 17.5 ns tPHZ/tPLZ 3-state output disable time OE to nY − 7.2 12.0 1.0 13.5 1.0 14.5 ns VCC = 4.5 to 5.5 V; note 2 tPHL/tPLH propagation delay nI0 to nY; nI1 to nY see Figs 6 and 8 15 pF − 2.9 5.9 1.0 7.0 1.0 7.5 ns propagation delay StonY − 3.5 6.8 1.0 8.0 1.0 8.5 ns tPZH/tPZL 3-state output enable time OE to nY see Figs 7 and 8 − 3.2 6.8 1.0 8.0 1.0 8.5 ns tPHZ/tPLZ 3-state output disable time OE to nY − 3.4 6.5 1.0 7.0 1.0 8.5 ns tPHL/tPLH propagation delay nI0 to nY; nI1 to nY see Figs 6 and 8 50 pF − 4.2 7.9 1.0 9.0 1.0 11.5 ns propagation delay StonY − 5.0 8.8 1.0 10.0 1.0 12.5 ns tPZH/tPZL 3-state output enable time OE to nY see Figs 7 and 8 − 4.5 8.8 1.0 10.0 1.0 12.5 ns tPHZ/tPLZ 3-state output disable time OE to nY − 4.9 7.9 1.0 9.0 1.0 9.5 ns |
유사한 부품 번호 - 74AHCT257PW |
|
유사한 설명 - 74AHCT257PW |
|
|
링크 URL |
개인정보취급방침 |
ALLDATASHEET.CO.KR |
ALLDATASHEET 가 귀하에 도움이 되셨나요? [ DONATE ] |
Alldatasheet는? | 광고문의 | 운영자에게 연락하기 | 개인정보취급방침 | 링크교환 | 제조사별 검색 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 |