Datasheet

UNISONIC TECHNOLOGIES CO., LTD
U74AHC17
CMOS IC
HEX SCHMITT-TRIGGER
BUFFERS
„
DESCRIPTION
The U74AHC17 contains hex Schmitt-trigger buffers and each buffer
provides the function Y=A.
„
FEATURES
SOP-14
* Operate From 2V to 5.5V
* Max tPD of 8.6ns at 5 V(CL=15pF)
* High Noise Immunity
* Low Power Dissipation
„
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
U74AHC17L-S14-R
U74AHC17G-S14-R
www.unisonic.com.tw
Copyright © 2010 Unisonic Technologies Co., Ltd
Package
Packing
SOP-14
Tape Reel
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U74AHC17
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„
CMOS IC
PIN CONFIGURATION
1A 1
14 VCC
1Y 2
13 6A
2A 3
12 6Y
2Y 4
11 5A
3A 5
10 5Y
3Y 6
9
4A
GND 7
8
4Y
FUNCTION TABLE (Each Gate)
INPUT A
OUTPUT Y
L
L
H
H
Note: H: HIGH voltage level; L: LOW voltage level.
„
LOGIC SYMBOL
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CMOS IC
ABSOLUTE MAXIMUM RATING (unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
-0.5 ~ +7
V
Input Voltage
VIN
-0.5 ~ +7
V
Output Voltage
VOUT
-0.5 ~ VCC +0.5
V
VCC or GND Current
ICC
±50
mA
Output Sink Current
IOUT
±25
mA
Input Clamp Current (VIN<0)
IIK
-20
mA
Output Clamp Current (VOUT<0 or VOUT> VCC)
IOK
±20
mA
Storage Temperature
TSTG
-65 ~ + 150
°C
Note 1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
2. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
„
THERMAL DATA
PARAMETER
Junction to Ambient
„
SYMBOL
θJA
UNIT
°С/W
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Input Voltage
Output Voltage
SYMBOL
VCC
VIN
VOUT
High-Level Input Current
IOH
Low-Level Input Current
IOL
Operating Temperature
TA
„
RATINGS
76
CONDITIONS
MIN
2.0
0
0
TYP
-40
+25
MIN
1.2
1.75
2.15
0.9
1.35
1.65
0.3
0.4
0.5
1.9
2.9
4.4
2.58
3.94
TYP
VCC=2V
VCC=3.3V±0.3V
VCC=5V±0.5V
VCC=2V
VCC=3.3V±0.3V
VCC=5V±0.5V
MAX
5.5
5.5
VCC
-50
-4
-8
50
4
8
+85
UNIT
V
V
V
μA
mA
mA
μA
mA
mA
°C
MAX
2.2
3.15
3.85
1.9
2.75
3.35
1.2
1.4
1.6
UNIT
STATIC CHARACTERISTICS (TA=25℃)
PARAMETER
SYMBOL
Positive-Going Input Threshold
Voltage
VT+
Negative-Going Input Threshold
Voltage
VT-
Hysteresis(VT+-VT-)
ΔVT
High-Level Output Voltage
VOH
Low-Level Output Voltage
Input Leakage Current
VOL
II(LEAK)
Quiescent Supply Current
IQ
Input Capacitance
CIN
TEST CONDITIONS
VCC =3.0V
VCC =4.5V
VCC =5.5V
VCC =3.0V
VCC =4.5V
VCC =5.5V
VCC =3.0V
VCC =4.5V
VCC =5.5V
VCC =2.0V
IOH=-50μA
VCC =3.0V
VCC =4.5V
IOH =-4 mA
VCC =3.0V
IOH =-8mA
VCC =4.5V
VCC =2.0V
IOL=50μA
VCC =3.0V
VCC =4.5V
IOL =4 mA
VCC =3.0V
IOL =8mA
VCC =4.5V
VCC =0V to 5.5V,VIN=5.5V or GND
VCC =5.5V,VIN=VCC or GND,
IOUT=0
VIN=VCC or GND
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
V
V
V
V
2
0.1
0.1
0.1
0.36
0.36
±0.1
μA
2
μA
10
pF
V
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CMOS IC
SWITCHING CHARACTERISTICS(TA=25℃)
PARAMETER
SYMBOL
Propagation Delay, From
Input(A) To Output(Y)
„
tPLH / tPHL
tPLH / tPHL
TEST CONDITIONS
CL=15 pF
VCC =3.3±0.3 V
CL=50 pF
CL=15 pF
VCC =5.0±0.5 V
CL=50 pF
MIN
TYP
8.3
10.8
5.5
7
MAX
12.8
16.3
8.6
10.6
UNIT
TYP
9
MAX
UNIT
pF
ns
OPERATING CHARACTERISTICS(TA=25°С)
PARAMETER
Power Dissipation Capacitance
SYMBOL
CPD
UNISONIC TECHNOLOGIES CO., LTD
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TEST CONDITIONS
No Load,f=1MHz
MIN
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CMOS IC
TEST CIRCUIT AND WAVEFORMS
From Output
CL
Test circuit for measuring propagation delay
Waveforms showing the Input(A) to Output(Y) propagation delays
Note: CL includes probe and jig capacitance.
All input pulses are supplied by generators having the following characteristics: PRR ≤1MHz, Zo = 50Ω,
tR ≤3ns, tF ≤3ns.
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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