HD74HC280 9-bit Odd/Even Parity Generator/Checker REJ03D0606–0200 (Previous ADE-205-484) Rev.2.00 Jan 31, 2006 Description This parity generator/checker features odd/even outputs to facilitate operation of either odd or even parity applications. The word length capability is easily expanded by cascading devices. Features • • • • • • High Speed Operation: tpd (Data to Σ Even or Σ Odd) = 22 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) = 4 µA max (Ta = 25°C) Ordering Information Part Name Package Type Package Code (Previous Code) Package Abbreviation Taping Abbreviation (Quantity) HD74HC280P DILP-14 pin PRDP0014AB-B (DP-14AV) P — HD74HC280FPEL SOP-14 pin (JEITA) PRSP0014DF-B (FP-14DAV) FP EL (2,000 pcs/reel) Note: Please consult the sales office for the above package availability. Function Table Number of inputs A through I that are high 0, 2, 4, 6, 8 1, 3, 5, 7, 9 H : L : High level Low level Rev.2.00 Jan 31, 2006 page 1 of 5 Outputs Σ Even H L Σ Odd L H HD74HC280 Pin Arrangement G 1 H 2 NC 3 I 4 Inputs VCC F 13 F E 12 E D 11 D G Input Outputs 14 H I Inputs Σ Even 5 Σ Even C 10 C Σ Odd 6 Σ Odd A B 9 B GND 7 8 A (Top view) Absolute Maximum Ratings Item Supply voltage range Input / Output voltage Input / Output diode current Output current VCC, GND current Power dissipation Storage temperature Symbol VCC Vin, Vout IIK, IOK IO ICC or IGND PT Tstg Ratings –0.5 to 7.0 –0.5 to VCC +0.5 ±20 ±25 ±50 500 –65 to +150 Unit V V mA mA mA mW °C Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of which may be realized at the same time. Recommended Operating Conditions Item Supply voltage Input / Output voltage Symbol VCC VIN, VOUT Operating temperature Input rise / fall time*1 Ta tr, tf Ratings 2 to 6 0 to VCC –40 to 85 0 to 1000 0 to 500 0 to 400 Notes: 1. This item guarantees maximum limit when one input switches. Waveform: Refer to test circuit of switching characteristics. Rev.2.00 Jan 31, 2006 page 2 of 5 Unit V V °C ns Conditions VCC = 2.0 V VCC = 4.5 V VCC = 6.0 V HD74HC280 Electrical Characteristics Item Input voltage Symbol VCC (V) VIH VIL Output voltage VOH VOL Input current Iin Quiescent supply current ICC 2.0 4.5 6.0 2.0 4.5 6.0 2.0 4.5 6.0 4.5 6.0 2.0 4.5 6.0 4.5 6.0 6.0 6.0 Ta = 25°C Min Typ Max 1.5 — — 3.15 — — 4.2 — — — — 0.5 — — 1.35 — — 1.8 1.9 2.0 — 4.4 4.5 — 5.9 6.0 — 4.18 — — 5.68 — — — 0.0 0.1 — 0.0 0.1 — 0.0 0.1 — — 0.26 — — 0.26 — — ±0.1 — — 4.0 Ta = –40 to+85°C Unit Test Conditions Min Max 1.5 — V 3.15 — 4.2 — — 0.5 V — 1.35 — 1.8 1.9 — V Vin = VIH or VIL IOH = –20 µA 4.4 — 5.9 — 4.13 — IOH = –4 mA 5.63 — IOH = –5.2 mA — 0.1 V Vin = VIH or VIL IOL = 20 µA — 0.1 — 0.1 — 0.33 IOL = 4 mA — 0.33 IOL = 5.2 mA — ±1.0 µA Vin = VCC or GND — 40 µA Vin = VCC or GND, Iout = 0 µA Switching Characteristics (CL = 50 pF, Input tr = tf = 6 ns) Item Symbol VCC (V) Min Ta = 25°C Typ Max Propagation delay time tPLH tPHL 2.0 4.5 6.0 — — — — 22 — 205 41 35 Output rise/fall time tTLH tTHL 2.0 4.5 6.0 — — — — 5 — Input capacitance Cin — — 5 Rev.2.00 Jan 31, 2006 page 3 of 5 Ta = –40 to +85°C Unit Test Conditions Min Max ns Data to Σ Even or Σ Odd — 255 — — 51 43 75 15 13 — — — 95 19 16 ns 10 — 10 pF HD74HC280 Test Circuit VCC VCC Output Pulse Generator Zout = 50 Ω A B C D E F G H I See Function Table Input Σ EVEN CL = 50 pF Output Σ ODD CL = 50 pF Note : 1. CL includes probe and jig capacitance. Waveforms • Waveform – 1 tr tf 90 % 50 % Input 10 % 10 % t PLH Same-phase output 0V t PHL 90 % VOH 90 % 50 % 10 % t PHL Inverse-phase output VCC 90 % 50 % 50 % 10 % t TLH t PLH t THL 90 % 90 % 50 % 10 % t THL 50 % 10 % t TLH Note : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, tr ≤ 6 ns, tf ≤ 6 ns Rev.2.00 Jan 31, 2006 page 4 of 5 VOL VOH VOL HD74HC280 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 Jan 31, 2006 page 5 of 5 8° 0.50 1 0.70 1.15 0.90 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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