74ACT541

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74ACT541 - 74ACT541
74ACT541 - 74ACT541

74ACT541
HIGH SPEED: (TYP.) POWER DISSIPATION: (MAX.) COMPATIBLE WITH OUTPUTS (MIN), 0.8V (MAX) TRANSMISSION LINE DRIVING CAPABILITY SYMMETRICAL OUTPUT IMPEDANCE: |IOH| (MIN) BALANCED PROPAGATION DELAYS: tPLH tPHL OPERATING VOLTAGE RANGE: (OPR) 4.5V 5.5V FUNCTION COMPATIBLE WITH SERIES IMPROVED LATCH-UP IMMUNITY
(Plastic Package) (Micro Package) ORDER CODES 74ACT541B 74ACT541M
DESCRIPTION ACT541 advanced CMOS OCTAL BUFFER (3-STATE) fabricated with sub-micron silicon gate double-layer metal wiring C2MOS technology.It ideal power applications mantaining high speed operation similar eqivalent Bipolar Schottky TTL. STATE control gate operates CONNECTION LOGIC SYMBOLS
input such that either high, eight outputs high impedance state. order enhance board layout, AC541 offers pinout having inputs outputs opposite sides package. device designed interface directly High Speed CMOS systems with TTL, NMOS CMOS output voltage levels. inputs outputs equipped with protection circuits against static discharge, giving them immunity transient excess voltage.
December 1998
74ACT541
INPUT OUTPUT EQUIVALENT CIRCUIT DESCRIPTION
1,19 4,5, 7,8, SYMBOL NAME FUNCT Output Enable Input Data Inputs Data Outputs
Ground (0V) Positive Supply Voltage
TRUTH TABLE
INPUT
X:"H" High impedance
ABSOLUTE MAXIMUM RATINGS
Symbol orIGND Tstg Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Output Current Ground Current Storage Temperature Lead Temperature sec) Parameter Value -0.5 -0.5 -0.5 +150 Unit
Absolute Maximum Ratings those values beyond which damage device occur. Functional operation under these condition implied.
RECOMMENDED OPERATING CONDITIONS
Symbol dt/dv Supply Voltage Input Voltage Output Voltage Operating Temperature: Input Rise Fall Time 5.5V (note Parameter Value Unit
ns/V
from
74ACT541
SPECIFICATIONS
Symb Parameter High Level Input Voltage Level Input Voltage High Level Output Voltage Level Output Voltage ICCT IOLD IOHD Input Leakage Current State Output Leakage Current /Input Quiescent Supply Current Dynamic Output Current (note
Test nditions Min. VI(*) IO=-50 IO=-50 IO=-24 IO=-24 IO=50 IO=50 IO=24 IO=24 orGND orVIL orGND -2.1V orGND VOLD 1.65 VOHD 3.85 3.86 4.86 0.001 0.001 4.49 5.49
Valu Max. Min. 3.76 4.76 0.36 0.36 ±0.1 ±0.5 0.44 0.44 Max.
Maximum test duration 2ms, output loaded attime Incident wave switching guaranteed transmission lines with impedances
ELECTRICAL CHARACTERISTICS Input
Symb Parameter tPLH tPHL tPZL tPZH tPLZ tPHZ Propagation Delay Time Output Enable Time Output Disable Time 5.0(*) 5.0(*)
ditio
Valu Min. Max. Min. Max. 7.15
Voltage range 0.5V
CAPACITIVE CHARACTERISTICS
Symbo Parameter Input Capacitance Power Dissipation Capacitance (note Test dition Min. Value Max. Min. Max. Unit
defined value IC's internal equivalent capacitance which calculated from operating current consumption without load. (Refer Test Circuit). Average operating current obtained following equation. ICC(opr) ICC/8 (per circuit)
74ACT541
TEST CIRCUIT
tPLH tPHL tPZL tPLZ tPZH tPHZ
equivalent (includes jigand probe capacitance) orequivalent ZOUT pulse generator (typically
Open 2VCC Open
WAVEFORM PROPAGATION DELAYS (f=1MHz; duty cycle)
74ACT541
WAVEFORM OUTPUT ENABLE DISABLE TIME (f=1MHz; duty cycle)
74ACT541
Plastic DIP-20 (0.25) MECHANICAL DATA
MIN. 1.34 2.54 22.86 3.93 0.130 0.053 0.254 1.39 0.45 0.25 25.4 0.335 0.100 0.900 0.280 0.155 1.65 TYP. MAX. MIN. 0.010 0.055 0.018 0.010 1.000 0.065 inch TYP. MAX.
DIM.
P001J
74ACT541
SO-20 MECHANICAL DATA
DIM. MIN. 7.40 0.50 12.60 10.00 1.27 11.43 7.60 1.27 0.75 (max.) 0.291 0.19 13.00 10.65 0.35 0.23 0.50 (typ.) 0.496 0.393 0.050 0.450 0.299 0.050 0.029 0.512 0.419 0.10 TYP. MAX. 2.65 0.20 2.45 0.49 0.32 0.013 0.009 0.020 0.004 MIN. inch TYP. MAX. 0.104 0.007 0.096 0.019 0.012
P013L
74ACT541
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