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74LV688N Arkusz danych(PDF) 6 Page - NXP Semiconductors |
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74LV688N Arkusz danych(HTML) 6 Page - NXP Semiconductors |
6 / 12 page Philips Semiconductors Product specification 74LV688 8-bit magnitude comparator 1998 Jun 23 6 AC CHARACTERISTICS GND = 0V; tr = tf = 2.5ns; CL = 50pF; RL = 1KΩ CONDITION LIMITS SYMBOL PARAMETER WAVEFORM CONDITION –40 to +85 °C –40 to +125 °C UNIT VCC(V) MIN TYP1 MAX MIN MAX 1.2 100 – – Propagation delay 2.0 28 45 57 tPHL/tPLH Propagation delay Pn,Qn to P=Q 2 2.7 20 32 40 ns Pn, Qn to P=Q 3.0 to 3.6 162 26 33 4.5 to 5.5 112 18 22 1.2 50 – – Propagation delay 2.0 17 29 38 tPHL/tPLH Propagation delay E to P=Q 1 2.7 13 21 27 ns E to P=Q 3.0 to 3.6 102 17 22 4.5 to 5.5 72 12 15 NOTES: 1. Unless otherwise stated, all typical values are at Tamb = 25°C. 2. Typical value measured at VCC = 3.3V. 3. Typical value measured at VCC = 5.0V. AC WAVEFORMS VM = 1.5V at VCC w 2.7V; VM = 0.5 VCC at VCC t 2.7V. VOL and VOH are the typical output voltage drop that occur with the output load. E INPUT VM tPLH tPHL VOL VI VM GND VOH P = Q OUTPUT SV00195 Waveform 1. Propagation delays from the enable input (E) to the equal-to output (P = Q). Pn, Qn INPUT VM VM P = Q OUTPUT VM VM tPHL tPLH SV00194 Waveform 2. Propagation delays from the inputs (Pn, Qn) to the equal-to output (P = Q). TEST CIRCUIT PULSE GENERATOR RT Vl D.U.T. VO CL RL= 1k Vcc Test Circuit for Outputs DEFINITIONS VCC VI < 2.7V 2.7–3.6V VCC 2.7V TEST tPLH/tPHL ≥ 4.5 V VCC RL = Load resistor CL = Load capacitance includes jig and probe capacitiance 50pF RT = Termination resistance should be equal to ZOUT of pulse generators. SV00902 Waveform 3. Load circuitry for switching times |
Podobny numer części - 74LV688N |
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Podobny opis - 74LV688N |
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