◆CMOS Logic D-Type Flip Flop ■APPLICATIONS ◆Operating Voltage Range : 2V ~ 5.5V ●Palmtops ◆High Speed Operations : fmax = 170MHz (TYP.) ●Digital equipment ◆Low Power Consumption : 1μA(MAX.) ◆MSOP-8B Package
■GENERAL DESCRIPTION
XC74WL74AASR is d-type flip flop manufactured using silicon gate CMOS processes. The small supply current, which is one of the features of the CMOS logic, gives way to high speed operations which enables LS-TTL. With wave forming buffers connected internally, stabilized output can be achieved as the series offers high noise immunity. As the series is integrated into a mini molded, MSOP-8B package, high density mounting is possible.
■FEATURES
High Speed Operations : fmax = 170MHz (TYP.) (VCC=5V) Operating Voltage Range : 2V ~ 5.5V Low Power Consumption : 1μA (MAX.) Small Package : MSOP-8B
■PIN CONFIGURATION
■FUNCTIONS
INPUT CK CLR L H X H L X L L X H H H H H H H=High level PR L=Low level X=Don’t care
XC74WL74AASR ETR1318_001.doc
D X X X H L X
OUTPUT _ Q Q H L H H L Q0 L H H L H Q0
1617
XC74WL74AASR
■ABSOLUTE MAXIMUM RATINGS
PARAMETER Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Switch Output Current VCC,GND Current Power Dissipation (Ta = 25℃) Storage Temperature Range Note; Voltage is all ground standardized. SYMBOL VCC VIN VOUT IIK IOK IOUT ICC,IGND Pd Tstg CONDITIONS -0.5~+6.0 -0.5~+6.0 -0.5~VCC+0.5 -20 ±20 ±25 ±50 300 -65~+150 Ta=-40℃~85℃ UNITS V V V mA mA mA mA mW ℃
■RECOMMENDED OPERATING CONDITIONS
PARAMETER Supply Voltage Input Voltage Output Voltage Operating Temperature Range Input Rise and Fall Time SYMBOL VCC VIN VOUT Topr tr, tf CONDITIONS 2~5.5 0~5.5 0~ VCC -40~+85 0~200(VCC=3.3V) 0~100(VCC=5V) UNITS V V V ℃ ns
■DC ELECTRICAL CHARACTERISTICS
PARAMETER SYMBOL VCC(V) 2.0 VIH Input Voltage VIL 3.0 5.5 2.0 3.0 5.5 2.0 3.0 VOH 4.5 3.0 Output Voltage 4.5 2.0 3.0 VOL 4.5 3.0 4.5 Input Current Static Supply Current IIN ICC 0~5.5 5.5 VIN=VCC or GND VIN=VCC or GND,IOUT=0μA VIN=VIL or VIH IOL=4mA IOL=8mA IOL=50μA VIN=VIL IOH=-4mA IOH=-8mA IOH=-50μA CONDITIONS Ta=25℃ MIN. 1.5 2.1 3.85 - - - 1.9 2.9 4.4 2.58 3.94 - - - - - -0.1 - TYP. - - - - - - 2.0 3.0 4.5 - - - - - - - - - MAX. - - - 0.5 0.9 1.65 - - - - - 0.1 0.1 0.1 0.36 0.36 0.1 1.0 Ta=-40℃~85℃ MIN. 1.5 2.1 3.85 - - - 1.9 2.9 4.4 2.48 3.80 - - - - - -1.0 - MAX. - - - 0.5 0.9 1.65 - - - - - 0.1 0.1 0.1 0.44 0.44 1.0 10.0 μA μA V V V V UNITS
1618
XC74WL74AASR
■SWITCHING ELECTRICAL CHARACTERISTICS
PARAMETER SYMBOL CL 15pF tPLH Delay Time (CK-Q Q) tPHL 50pF 50pF VCC(V) 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 5.0 VIN=VCC or GND CONDITIONS Ta=25℃ MIN. - - - - - - - - - - - - - - - - 6.0 5.0 2.0 2.0 7.0 5.0 7.0 5.0 5.0 3.0 80 130 50 90 - - TYP. 6.7 4.6 9.2 6.1 6.7 4.6 9.2 6.1 7.6 4.8 10.1 6.3 7.6 4.8 10.1 6.3 - - - - - - - - - - 125 170 75 115 4 9.3 MAX. 11.9 7.3 15.4 9.3 11.9 7.3 15.4 9.3 12.3 7.7 15.8 9.7 12.3 7.7 15.8 9.7 - - - - - - - - - - - - - - 10 - Ta=-40℃~85℃ MIN. 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 7.0 5.0 2.0 2.0 7.0 5.0 7.0 5.0 5.0 3.0 70 110 45 75 - - MAX. 14.0 8.5 17.5 10.5 14.0 8.5 17.5 10.5 14.5 9.0 18.0 11.0 14.5 9.0 18.0 11.0 - - - - - - - - - - - - - - 10 -
(tr=tf=3ns) UNITS ns
ns
15pF
ns
ns
15pF tPLH Delay Time (PR, CLR-Q, Q) tPHL 50pF ts(L) ts(H) th(L) th(H) tw(L) tw(H) Tw - - - - - - - - - - 15pF fmax 50pF CIN Cpd - 50pF
ns
ns
15pF
ns
ns
Minimum Set Up Time
ns
Minimum Hold Time Minimum Pulse Width (CK) Minimum Pulse Width (PR, CLR) Minimum Removal Time (PR, CLR)
ns
ns
ns
trem
ns
Maximum Clock Frequency
MHz
MHz pF pF
Input Capacitance Power Dissipation Capacitance
No Load, f=1MHz
■NOISE CHARACTERISTICS
PARAMETER Non Functional Output Maximum Dynamic VOL Non Functional Output Minimum Dynamic VOL Minimum Dynamic VIH Maximum Dynamic VIL SYMBOL VOLP VOLV VIHD VILD CL 50pF 50pF 50pF 50pF VCC(V) 5.0 5.0 5.0 5.0 CONDITIONS Ta=25℃ MIN. - -0.8 - - TYP. 0.3 -0.3 - - MAX. 0.8 - 3.5 1.5
(tr=tf=3ns) UNITS V V V V
1619
XC74WL74AASR
■TEST CIRCUIT
■WAVEFORM
1620
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