HD74HC21

HD74HC21 Dual 4-input AND Gates Features High Speed Operation: tpd = 11 ns typ (CL = 50 pF) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 1 µA max (Ta = 25°C) Ordering Information Part Name Package Type Package Code (Previous Code) Package Abbreviation HD74HC21P DILP-14 pin PRDP0014AB-B (DP-14AV) P HD74HC21FPEL SOP-14 pin (JEITA) PRSP0014DF-B (FP-14DAV) FP HD74HC21RPEL SOP-14 pin (JEDEC) PRSP0014DE-A (FP-14DNV) RP HD74HC21TELL TSSOP-14 pin PTSP0014JA-B (TTP-14DV) T Note: Please consult the sales office for the above package availability. REJ03D0542-0200 (Previous ADE-205-414) Rev.2.00 Oct 06, 2005 Taping Abbreviation (Quantity) — EL (2,000 pcs/reel) EL (2,500 pcs/reel) ELL (2,000 pcs/reel) Function Table A L L L L L L L L H H H H H H H H H : High level L : Low level Inputs BC LL LL LH LH HL HL HH HH LL LL LH LH HL HL HH HH Output DY LL HL LL HL LL HL LL HL LL HL LL HL LL HL LL HH Rev.2.00, Oct 06, 2005 page 1 of 6 HD74HC21 Pin Arrangement 1A 1 1B 2 NC 3 1C 4 1D 5 1Y 6 GND 7 (Top view) 14 VCC 13 2D 12 2C 11 NC 10 2B 9 2A 8 2Y Absolute Maximum Ratings Item Symbol Ratings Unit Supply voltage range VCC –0.5 to 7.0 V Input / Output voltage Vin, Vout –0.5 to VCC +0.5 V Input / Output diode current IIK, IOK ±20 mA Output current IO ±25 mA VCC, GND current ICC or IGND ±50 mA Power dissipation PT 500 mW Storage...