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74ALS648-1D Fiches technique(PDF) 9 Page - NXP Semiconductors |
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74ALS648-1D Fiches technique(HTML) 9 Page - NXP Semiconductors |
9 / 13 page Philips Semiconductors Product specification 74ALS646/74ALS646-1 74ALS648/74ALS648-1 Transceiver/register 1991 Feb 08 9 AC WAVEFORMS For all waveforms, VM = 1.3V. The shaded areas indicate when the input is permitted to change for predictable output performance. CPBA or CPAB VM VM VM tw(H) 1/fmax VM VM tPLH tw(L) tPHL An or Bn SF00394 Waveform 1. Propagation Delay for Clock Input to Output, Clock Pulse Width, and Maximum Clock Frequency SF00395 VM VM VM VM Bn or An An or Bn tPLH tPHL SBA or SAB An or Bn Waveform 2. Propagation Delay for An to Bn or Bn to An and SAB or SBA to An or Bn VM VM VM VM tPHL tPLH An or Bn Bn or An SBA or SAB An or Bn SF00396 Waveform 3. Propagation Delay for An to Bn or Bn to An and SAB or SBA to An or Bn VM VM VM VM VM VM tsu(L) th(L) tsu(H) th(H) An or Bn CPBA or CPAB SF00397 Waveform 4. Data Setup Time and Hold Times VM VM VM tPHZ tPZH OE VOH -0.3V 0V An or Bn DIR SF00398 Waveform 5. 3-State Output Enable Time to High Level and Output Disable Time from High Level VM VM VM tPLZ tPZL VOL +0.3V 3.5V OE DIR An or Bn SF00399 Waveform 6. 3-State Output Enable Time to Low Level and Output Disable Time from Low Level |
Numéro de pièce similaire - 74ALS648-1D |
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Description similaire - 74ALS648-1D |
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