HD74AC126/HD74ACT126 Quad Buffer/Line Driver with 3-State Output REJ03D0247–0300 Rev.3.00 Nov.12.2004 Description The HD74AC126/HD74ACT126 is an quad buffer and line driver designed to be employed as a memory address driver, clock driver and bus oriented transmitter/receiver which provides improved PC board density. Features • 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers • Outputs Source/Sink 24 mA • HD74ACT126 has TTL-Compatible Inputs • Ordering Information: Ex. HD74AC126 Part Name HD74AC126FPEL Package Type Package Code Package Abbreviation Taping Abbreviation (Quantity) SOP-14 pin (JEITA) FP-14DAV FP EL (2,000 pcs/reel) HD74AC126RPEL SOP-14 pin (JEDEC) FP-14DNV RP EL (2,500 pcs/reel) Notes: 1. Please consult the sales office for the above package availability. 2. The packages with lead-free pins are distinguished from the conventional products by adding V at the end of the package code. Pin Arrangement E 1 14 VCC D 2 13 E O 3 12 D E 4 11 O D 5 10 E O 6 9 D GND 7 8 O (Top view) Rev.3.00, Nov.12.2004, page 1 of 6 HD74AC126/HD74ACT126 Logic Symbol D O E Pin Names D E O Data Inputs 3-State Output Enable Inputs (Active High) Outputs Truth Table Inputs E D Output H L L H L H X H Z H L X Z : : : : High Voltage Level Low Voltage Level Immaterial High Impedance Absolute Maximum Ratings Item Symbol Supply voltage DC input diode current VCC IIK DC input voltage DC output diode current VI IOK DC output voltage DC output source or sink current DC VCC or ground current per output pin Storage temperature VO IO ICC, IGND Tstg Ratings –0.5 to 7 –20 20 –0.5 to Vcc+0.5 –50 50 –0.5 to Vcc+0.5 ±50 ±50 –65 to +150 Unit V mA mA V mA mA V mA mA °C Condition VI = –0.5V VI = Vcc+0.5V VO = –0.5V VO = Vcc+0.5V Recommended Operating Conditions: HD74AC126 Item Supply voltage Input and Output voltage Operating temperature Input rise and fall time (except Schmitt inputs) VIN 30% to 70% VCC Rev.3.00, Nov.12.2004, page 2 of 6 Symbol VCC VI, VO Ta tr, tf Ratings 2 to 6 0 to VCC –40 to +85 8 Unit V V °C ns/V Condition VCC = 3.0V VCC = 4.5 V VCC = 5.5 V HD74AC126/HD74ACT126 DC Characteristics: HD74AC126 Item Input Voltage Symbol IIN 3.0 4.5 5.5 3.0 4.5 5.5 3.0 4.5 5.5 3.0 4.5 5.5 3.0 4.5 5.5 3.0 4.5 5.5 5.5 min. 2.1 3.15 3.85 — — — 2.9 4.4 5.4 2.58 3.94 4.94 — — — — — — — typ. 1.5 2.25 2.75 1.50 2.25 2.75 2.99 4.49 5.49 — — — 0.002 0.001 0.001 — — — — max. — — — 0.9 1.35 1.65 — — — — — — 0.1 0.1 0.1 0.32 0.32 0.32 ±0.1 Ta = –40 to +85°C min. max. 2.1 — 3.15 — 3.85 — — 0.9 — 1.35 — 1.65 2.9 — 4.4 — 5.4 — 2.48 — 3.80 — 4.80 — — 0.1 — 0.1 — 0.1 — 0.37 — 0.37 — 0.37 — ±1.0 IOZ 5.5 — — ±0.5 — IOLD 5.5 5.5 5.5 — — — — — — — — 8.0 86 –75 — VIH VIL Output voltage VOH VOL Input leakage current 3 State current Dynamic output current* Quiescent supply current Ta = 25°C IOHD ICC Vcc (V) Unit V Condition VOUT = 0.1 V or VCC –0.1 V VOUT = 0.1 V or VCC –0.1 V V VIN = VIL or VIH IOUT = –50 µA VIN = VIL or VIH IOH = –12 mA IOH = –24 mA IOH = –24 mA VIN = VIL or VIH IOUT = 50 µA VIN = VIL or VIH IOL = 12 mA IOL = 24 mA IOL = 24 mA µA VIN = VCC or GND ±5.0 µA — — 80 mA mA µA VIN(OE) = VIL, VIH VIN = VCC or GND VOUT = VCC or GND VOLD = 1.1 V VOHD = 3.85 V VIN = VCC or ground *Maximum test duration 2.0 ms, one output loaded at a time. Recommended Operating Conditions: HD74ACT126 Item Supply voltage Input and output voltage Operating temperature Input rise and fall time (except Schmitt inputs) VIN 0.8 to 2.0 V Rev.3.00, Nov.12.2004, page 3 of 6 Symbol VCC VI, VO Ta tr, tf Ratings 2 to 6 0 to VCC –40 to +85 8 Unit V V °C ns/V Condition VCC = 4.5V VCC = 5.5V HD74AC126/HD74ACT126 DC Characteristics : HD74ACT126 Item Input voltage Symbol VIH VIL Output voltage VOH VOL Input current 3 State current IIN IOZ ICC/input current ICCT IOLD Dynamic output current* Quiescent supply current IOHD ICC Ta = 25°C VCC (V) 4.5 5.5 4.5 5.5 4.5 5.5 4.5 5.5 4.5 5.5 4.5 5.5 5.5 5.5 min. 2.0 2.0 — — 4.4 5.4 3.94 4.94 — — — — — — typ. 1.5 1.5 1.5 1.5 4.49 5.49 — — 0.001 0.001 — — — — max. — — 0.8 0.8 — — — — 0.1 0.1 0.32 0.32 ±0.1 ±0.5 Ta = –40 to +85°C min. max. 2.0 — 2.0 — — 0.8 — 0.8 4.4 — 5.4 — 3.80 — 4.80 — — 0.1 — 0.1 — 0.37 — 0.37 — ±1.0 — ±5.0 5.5 5.5 5.5 5.5 — — — — 0.6 — — — — — — 8.0 — 86 –75 — 1.5 — — 80 Unit V Condition VOUT = 0.1 V or VCC–0.1 V VOUT = 0.1 V or VCC –0.1 V V VIN = VIL or VIH IOUT = –50 µA VIN = VIL IOH = –24 mA IOH = –24 mA VIN = VIL or VIH IOUT = 50 µA VIN = VIL µA µA mA mA mA µA IOL = 24 mA IOL = 24 mA VIN = VCC or GND VIN = VIL, VIH VOUT = VCC or GND VIN = VCC–2.1 V VOLD = 1.1 V VOHD = 3.85 V VIN = VCC or ground *Maximum test duration 2.0 ms, one output loaded at a time. AC Characteristics: HD74AC126 Item Propagation Delay tPLH Propagation Delay tPHL Enable Time tZH Enable Time tZL Disable Time tHZ Disable Time tLZ Note: Symbol VCC (V)*1 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 1. Voltage Range 3.3 is 3.3 V ± 0.3 V Voltage Range 5.0 is 5.0 V ± 0.5 V Rev.3.00, Nov.12.2004, page 4 of 6 Ta = +25°C CL = 50 pF Min Typ Max 1.0 6.5 9.0 1.0 5.5 7.0 1.0 6.5 9.0 1.0 5.0 7.0 1.0 6.5 12.5 1.0 5.5 9.0 1.0 7.0 12.0 1.0 5.5 9.0 1.0 8.0 12.0 1.0 6.5 10.0 1.0 7.0 12.5 1.0 6.0 10.0 Ta = –40°C to +85°C CL = 50 pF Min Max 1.0 10.0 1.0 7.5 1.0 10.0 1.0 7.5 1.0 13.0 1.0 9.5 1.0 13.0 1.0 9.5 1.0 12.5 1.0 10.5 1.0 13.5 1.0 10.5 Unit ns HD74AC126/HD74ACT126 AC Characteristics: HD74ACT126 Item Propagation Delay Propagation Delay Enable Time Enable Time Disable Time Disable Time Note: Symbol tPLH tPHL tZH tZL tHZ tLZ VCC (V)*1 5.0 5.0 5.0 5.0 5.0 5.0 Ta = +25°C CL = 50 pF Min Typ Max 1.0 6.5 9.0 1.0 7.0 9.0 1.0 6.0 9.0 1.0 7.0 10.0 1.0 8.0 10.5 1.0 7.0 10.5 Ta = –40°C to +85°C CL = 50 pF Min Max 1.0 10.0 1.0 10.0 1.0 10.0 1.0 11.0 1.0 11.5 1.0 11.5 Unit ns 1. Voltage Range 5.0 is 5.0 V ± 0.5 V Capacitance Item Input capacitance Power dissipation capacitance Rev.3.00, Nov.12.2004, page 5 of 6 Symbol CIN CPD Typ 4.5 45.0 Unit pF pF Condition VCC = 5.5 V VCC = 5.0 V HD74AC126/HD74ACT126 Package Dimensions As of January, 2003 Unit: mm 10.06 10.5 Max 8 5.5 14 1 1.42 Max *0.20 ± 0.05 2.20 Max 7 *0.40 ± 0.06 1.15 0˚ – 8˚ 0.10 ± 0.10 1.27 0.20 7.80 +– 0.30 0.70 ± 0.20 0.15 0.12 M Package Code JEDEC JEITA Mass (reference value) *Ni/Pd/Au plating FP-14DAV — Conforms 0.23 g As of January, 2003 Unit: mm 8.65 9.05 Max 8 1 7 *0.20 ± 0.05 0.635 Max 1.75 Max 3.95 14 + 0.10 6.10 – 0.30 1.08 0.67 0.60 +– 0.20 0.14 – 0.04 *0.40 ± 0.06 + 0.11 0˚ – 8˚ 1.27 0.15 0.25 M *Ni/Pd/Au plating Rev.3.00, Nov.12.2004, page 6 of 6 Package Code JEDEC JEITA Mass (reference value) FP-14DNV Conforms Conforms 0.13 g 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. 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