HD74LS393 Dual 4-bit Binary Counters REJ03D0486–0200 Rev.2.00 Feb.18.2005 This circuit contains eight master-slave flip-flops and additional gating to implement two individual four-bit counters. The HD74LS393 comprises two independent four-bit binary counters each having a clear and a clock input. N-bit binary counter can be implemented with each package providing the capability of divide-by-258. Features • Ordering Information Part Name Package Type Package Code (Previous Code) Package Abbreviation Taping Abbreviation (Quantity) HD74LS393P DILP-14 pin PRDP0014AB-B (DP-14AV) P — HD74LS393FPEL SOP-14 pin (JEITA) PRSP0014DF-B (FP-14DAV) FP EL (2,000 pcs/reel) PRSP0014DE-A RP (FP-14DNV) Note: Please consult the sales office for the above package availability. HD74LS393RPEL SOP-14 pin (JEDEC) EL (2,500 pcs/reel) Pin Arrangement 1A 1 1Clear 2 14 VCC 13 2A 12 2Clear 11 2QA 10 2QB 1QB 4 CLR QA A QB 1QC 5 QC CLR QA A QB 1QD 6 QD QC 9 2QC GND 7 QD 8 2QD 1QA 3 Outputs Outputs (Top view) Rev.2.00, Feb.18.2005, page 1 of 6 HD74LS393 Function Table Count 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Output QD L L L L L L L L H H H H H H H H QC L L L L H H H H L L L L H H H H QB L L H H L L H H L L H H L L H H H; high level, L; low level Block Diagram (1/2) QA Input A QA T Clear QB QB T Outputs Clear QC QC T Clear QD T Clear Input Rev.2.00, Feb.18.2005, page 2 of 6 Clear QD QA L H L H L H L H L H L H L H L H HD74LS393 Absolute Maximum Ratings Item Symbol Ratings Unit VCC 7 V Supply voltage Input voltage Clear VIN 7 V A VIN 5.5 V Power dissipation PT 400 mW Storage temperature Tstg –65 to +150 °C Operating temperature Topr –20 to +75 °C Note: Voltage value, unless otherwise noted, are with respect to network ground terminal. Recommended Operating Conditions Item Supply voltage Output current Symbol Min Typ Max Unit VCC 4.75 5.00 5.25 V IOH — — –400 µA IOL — — 8 mA Operating temperature Topr –20 — 75 °C Count frequency A input ƒcount 0 — 25 MHz Pulse width A input high or low 20 — — 20 — — 25↓ — — tw Clear high Clear setup time tsu ns ns Electrical Characteristics (Ta = –20 to +75 °C) Item Input voltage Symbol VIH VIL min. 2.0 — typ.* — — max. — 0.8 Unit V V VOH 2.7 — — V — — — — — — — — — — — — — — — — 0.4 0.5 20 100 –0.4 –1.6 0.1 0.2 Output voltage VOL Input current Clear Input A Clear Input A Clear Input A IIH IIL II V Condition VCC = 4.75 V, VIH = 2 V, VIL = 0.8 V, IOH = –400 µA IOL = 4 mA VCC = 4.75 V, IOL = 8 mA VIH = 2 V, VIL = 0.8 V µA VCC = 5.25 V, VI = 2.7 V mA VCC = 5.25 V, VI = 0.4 V mA VI = 7 V VI = 5.5 V VCC = 5.25 V Short-circuit output current IOS –20 — –100 mA VCC = 5.25 V Supply current ICC** — 15 26 mA VCC = 5.25 V Input clamp voltage VIK — — –1.5 V VCC = 4.75 V, IIN = –18 mA Notes: * VCC = 5 V, Ta = 25°C ** ICC is measured with all outputs open, both clear inputs grounded following momentary connection to 4.5 V, and all other inputs grounded. Rev.2.00, Feb.18.2005, page 3 of 6 HD74LS393 Switching Characteristics (VCC = 5 V, Ta = 25°C) Item Maximum count frequency Propagation delay time Symbol ƒmax tPLH tPHL tPLH tPHL Inputs A Outputs QA A QA A QD tPHL Clear Any min. 25 — — — — — typ. 35 12 13 40 40 24 max. — 20 20 60 60 39 Unit MHz ns ns Condition CL = 15 pF, RL = 2 kΩ ns Note: Refer to Test Circuit and Waveform of the Common Item "TTL Common Matter (Document No.: REJ27D00050100)". Rev.2.00, Feb.18.2005, page 4 of 6 HD74LS393 Package Dimensions JEITA Package Code P-DIP14-6.3x19.2-2.54 RENESAS Code PRDP0014AB-B MASS[Typ.] 0.97g Previous Code DP-14AV D 8 E 14 1 7 b3 Z A1 A Reference Symbol Nom e1 7.62 D 19.2 E 6.3 L A θ bp e Dimension in Millimeters Min e1 A1 0.51 bp 0.40 JEITA Package Code P-SOP14-5.5x10.06-1.27 RENESAS Code PRSP0014DF-B *1 Previous Code FP-14DAV D 0.48 0.56 c 0.19 θ 0° e 2.29 0.25 0.31 2.54 2.79 15° 2.39 L 2.54 MASS[Typ.] 0.23g NOTE) 1. DIMENSIONS"*1 (Nom)"AND"*2" DO NOT INCLUDE MOLD FLASH. 2. DIMENSION"*3"DOES NOT INCLUDE TRIM OFFSET. F 14 7.4 1.30 Z ( Ni/Pd/Au plating ) 20.32 5.06 b3 c Max 8 c HE *2 E bp Index mark Reference Symbol Terminal cross section ( Ni/Pd/Au plating ) 1 Z *3 Nom Max D 10.06 10.5 E 5.50 A2 7 e A1 bp Dimension in Millimeters Min x M 0.00 0.10 0.20 0.34 0.40 0.46 0.15 0.20 0.25 7.80 8.00 A L1 2.20 bp b1 c A c A1 θ y L Detail F 1 θ 0° HE 7.50 e 1.27 x 0.12 y 0.15 1.42 Z L L Rev.2.00, Feb.18.2005, page 5 of 6 8° 0.50 1 0.70 1.15 0.90 HD74LS393 JEITA Package Code P-SOP14-3.95x8.65-1.27 RENESAS Code PRSP0014DE-A *1 MASS[Typ.] 0.13g Previous Code FP-14DNV NOTE) 1. DIMENSIONS"*1 (Nom)"AND"*2" DO NOT INCLUDE MOLD FLASH. 2. DIMENSION"*3"DOES NOT INCLUDE TRIM OFFSET. F D 14 8 c *2 Index mark HE E bp Reference Symbol Terminal cross section ( Ni/Pd/Au plating ) Dimension in Millimeters Min Nom Max D 8.65 9.05 E 3.95 A2 A1 7 1 Z e *3 bp x M 0.14 A c A1 θ L Detail F 0.34 0.40 0.46 0.15 0.20 0.25 6.10 6.20 b1 c y 0.25 1.75 bp L1 1 θ 0° HE 5.80 e 8° 1.27 0.25 x y 0.15 Z 0.635 L L Rev.2.00, Feb.18.2005, page 6 of 6 0.10 A 0.40 1 0.60 1.08 1.27 Sales Strategic Planning Div. Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan Keep safety first in your circuit designs! 1. Renesas Technology Corp. puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble with semiconductors may lead to personal injury, fire or property damage. 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