SINGLE POSITIVE EDGE TRIGGERED D-TYPE FLIP-FLOP HIGH SPEED: fMAX
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74V1T79
SINGLE POSITIVE EDGE TRIGGERED D-TYPE FLIP-FLOP
HIGH SPEED: fMAX 180MHz (TYP.) tCK-Q 3.9ns (TYP.) POWER DISSIPATION: 1µA(MAX.) TA=25°C COMPATIBLE WITH OUTPUTS: (MIN), 0.8V (MAX) POWER DOWN PROTECTION INPUTS SYMMETRICAL OUTPUT IMPEDANCE: |IOH| (MIN) 4.5V BALANCED PROPAGATION DELAYS: tPLH tPHL OPERATING VOLTAGE RANGE: VCC(OPR) 4.5V 5.5V IMPROVED LATCH-UP IMMUNITY
SOT23-5L
SOT323-5L
ORDER CODES
PACKAGE SOT23-5L SOT323-5L 74V1T79STR 74V1T79CTR
DESCRIPTION 74V1T79 advanced high-speed CMOS SINGLE POSITIVE EDGE TRIGGERED D-TYPE FLIP-FLOP fabricated with sub-micron silicon gate double-layer metal wiring C2MOS technology. designed operate from 4.5V 5.5V, making this device ideal portable applications. This D-Type flip-flop controlled clock input (CK). positive transition clock, output will logic state that setup input. CONNECTION LOGIC SYMBOLS
Following hold time interval, data input changed without affecting level output. Power down protection provided inputs accepted inputs with regard supply voltage. This device used interface systems. It's available commercial extended temperature range. inputs output equipped with protection circuits against static discharge, giving them immunity transient excess voltage.
April 2004
74V1T79
INPUT EQUIVALENT CIRCUIT DESCRIPTION
SYMBOL NAME FUNCTION Data Input Clock Input (Positive Edge) Flip-Flop Output Ground (0V) Positive Supply Voltage
TRUTH TABLE
ABSOLUTE MAXIMUM RATINGS
Symbol Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Output Current Parameter Value -0.5 +7.0 -0.5 +7.0 -0.5 +150 Unit
IGND Ground Current Tstg Storage Temperature Lead Temperature sec)
Absolute Maximum Ratings those values beyond which damage device occur. Functional operation under these conditions implied
RECOMMENDED OPERATING CONDITIONS
Symbol dt/dv Supply Voltage Input Voltage Output Voltage Operating Temperature Input Rise Fall Time (note (VCC 0.5V) Parameter Value Unit ns/V
from 0.8V
74V1T79
SPECIFICATIONS
Test Condition Symbol Parameter IO=-50 IO=-8 IO=50 IO=8 5.5V Input 3.4V, other input 25°C Min. 3.94 0.36 1.35 0.44 Typ. Max. Value 85°C Min. 0.55 Max. 125°C Min. Max. Unit
+ICC
High Level Input Voltage Level Input Voltage High Level Output Voltage Level Output Voltage Input Leakage Current Quiescent Supply Current Additional Worst Case Supply Current
ELECTRICAL CHARACTERISTICS (Input 3ns)
Test Condition Symbol Parameter (pF) 25°C Min. Typ. Max. Value 85°C Min. Max. 125°C Min. Max. Unit
tPLH tPHL Propagation Delay Time fMAX Pulse Width, HIGH Setup Time HIGH Hold Time HIGH Maximum Clock Frequency
Voltage range 5.0V 0.5V
CAPACITIVE CHARACTERISTICS
Test Condition Symbol Parameter 25°C Min. Input Capacitance Power Dissipation Capacitance (note Typ. Max. Value 85°C Min. Max. 125°C 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)
74V1T79
TEST CIRCUIT
15/50pF equivalent (includes probe capacitance) ZOUT pulse generator (typically
WAVEFORM: PROPAGATION DELAY, SETUP HOLD TIMES (f=1MHz; duty cycle)
74V1T79
SOT23-5L MECHANICAL DATA
DIM. MIN. 2.60 0.10 0.90 0.00 0.90 0.35 0.09 2.80 1.50 0.95 3.00 0.60 102.3 MAX. 1.45 0.10 1.30 0.50 0.20 3.00 1.75 MIN. 35.4 35.4 13.7 110.2 59.0 37.4 118.1 23.6 TYP. MAX. 57.1 51.2 19.7 118.1 68.8
7049676C
74V1T79
SOT323-5L MECHANICAL DATA
DIM. MIN. 0.10 0.80 0.00 0.80 0.15 0.10 1.80 1.80 1.15 0.30 MAX. 1.10 0.10 1.00 0.30 0.18 2.20 2.40 1.35 MIN. 31.5 31.5 70.9 70.9 45.3 25.6 51.2 11.8 TYP. MAX. 43.3 39.4 11.8 86.6 94.5 53.1
74V1T79
Tape Reel SOT23-xL MECHANICAL DATA
DIM. MIN. 3.13 3.07 1.27 3.23 3.17 1.37 12.8 20.2 14.4 3.33 3.27 1.47 0.123 0.120 0.050 0.153 0.153 0.127 0.124 0.054 0.157 0.157 13.0 MAX. 13.2 0.504 0.795 2.362 0.567 0.131 0.128 0.0.58 0.161 0.161 0.512 MIN. TYP. MAX. 7.086 0.519 inch
74V1T79
Tape Reel SOT323-xL MECHANICAL DATA
DIM. MIN. 2.25 0.153 0.149 12.8 20.2 59.5 60.5 14.4 0.088 0.106 0.047 0.157 0.157 0.161 0.165 MAX. 13.2 MIN. 6.889 0.504 0.795 2.362 0.567 TYP. 7.086 0.512 MAX. 7.283 0.519 inch
74V1T79
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