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74ABT845D Fiches technique(PDF) 6 Page - NXP Semiconductors |
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74ABT845D Fiches technique(HTML) 6 Page - NXP Semiconductors |
6 / 7 page Philips Semiconductors Product specification 74ABT845 8-bit bus interface latch with set and reset (3-State) 1995 Sep 06 6 AC WAVEFORMS NOTE: For all waveforms, VM = 1.5V. VM VM VM VM tPLH tPHL PRE Qn MR, Dn SA00254 Waveform 1. Propagation Delay, Data to Output, Preset to Output, and Master Reset to Output VM Dn VM VM VM VM VM LE ts(H) th(H) ts(L) th(L) VM tw(H) NOTE: The shaded areas indicate when the input is permitted to change for predictable output performance. SA00256 Waveform 3. Data Setup and Hold Times and Latch Enable Pulse Width OE tPZL tPLZ VOL +0.3V Qn VM VM VM VOL SA00109 Waveform 5. 3-State Output Enable Time to Low Level and Output Disable Time from Low Level VM VM VM VM tPLH tPHL LE Qn Dn SA00255 Waveform 2. Propagation Delay, Latch Enable to Output OE VM tPZH tPHZ 0V Qn VM VM SA00066 VOH–0.3V Waveform 4. 3-State Output Enable Time to High Level and Output Disable Time from High Level VM PRE, MR VM Qn tw(L) VM tREC LE Qn SA00257 Waveform 6. Master Reset and Preset Pulse Width and Master Reset and Preset to Latch Enable Recovery Time |
Numéro de pièce similaire - 74ABT845D |
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Description similaire - 74ABT845D |
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