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TECHNICAL DATA
IN74180
9-Bit ODD/EVEN Parity Generators/Checkers
LOGIC DIAGRAM
ORDERING INFORMATION IN74180N Plastic IN74180D SOIC TA = -10 to 70 C for all packages
PIN ASSIGNMENT
PIN 14 =VCC PIN 7 = GND
FUNCTION TABLE
Inputs of H's at EVEN A Thru H EVEN ODD EVEN ODD X X X =don't care H H L L H L ODD L L H H H L Output EVEN H L L H L H ODD L H H L L H
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IN74180
MAXIMUM RATINGS*
Symbol VCC VIN IOL Tstg
*
Parameter Supply Voltage Input Voltage Low Level Output Current Storage Temperature Range
Value 7.0 5.5 16 -65 to +150
Unit V V mA C
Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended Operating Conditions.
RECOMMENDED OPERATING CONDITIONS
Symbol VCC VIH VIL IOH IOL TA Supply Voltage High Level Input Voltage Low Level Input Voltage High Level Output Current Low Level Output Current Ambient Temperature Range -10 Parameter Min 4.75 2.0 0.8 -800 16 +70 Max 5.25 Unit V V V A mA C
DC ELECTRICAL CHARACTERISTICS over full operating conditions
Symbol VIK VOH VOL II Parameter Input Clamp Voltage High Level Output Voltage Low Level Output Voltage Input Current at Maximum Input Voltage High Level IIH Input Current Low Level IIL IOS* ICC Input Current Supply Current Any data input Even or odd input Any data input Even or odd input VCC = max, VIN = 0.4 V VCC = max VCC = max, See Note -18 VCC = max, VIN = 2.4 V Test Conditions VCC = min, IIN = -10 mA VCC = min, IOH=max VCC = min, IOL=max VCC = max, VIN= 5.5 V 2.4 0.4 1 40 80 -1.6 -3.2 -55 56 mA mA mA A Guaranteed Limit Min Max -1.5 V V V mA Unit
Short-Circuit Output Current
*Not more than one output should be shorted at a time. Note: ICC is measured with even and odd inputs at 4.5 V, all other inputs and outputs open.
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IN74180
AC ELECTRICAL CHARACTERISTICS (T = 25C, VCC = 5.0 V, CL = 15 pF,
RL = 390 , Input tr = tf = 10 ns) Symbol tPLH tPHL tPLH tPHL tPLH tPHL tPLH tPHL tPLH Parameter Propagation Delay Time, Low to High Level Output (from Data to EVEN) Propagation Delay Time, High to Low Level Output (from Data to EVEN) Propagation Delay Time, Low to High Level Output (from Data to ODD) Propagation Delay Time, High to Low Level Output (from Data to ODD) Propagation Delay Time, Low to High Level Output (from Data to EVEN) Propagation Delay Time, High to Low Level Output (from Data to EVEN) Propagation Delay Time, Low to High Level Output (from Data to ODD) Propagation Delay Time, High to Low Level Output (from Data to ODD) Propagation Delay Time, Low to High Level Output (from EVEN or ODD to EVEN or ODD) Propagation Delay Time, High to Low Level Output (from EVEN or ODD to EVEN or ODD) EVEN input grounded 60 ns 68 20 ns ODD input grounded 48 ns 38 48 ns 38 Test Conditions Min Max 60 ns 68 Unit
tPHL
10
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
NOTES A. CL includes probe and jig capacitance. B. All diodes are 1N916 or 1N3064. Figure 3. Test Circuit
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IN74180
N SUFFIX PLASTIC DIP (MS - 001AA)
A 14 8 B 1 7
Dimension, mm Symbol A B C MIN 18.67 6.1 MAX 19.69 7.11 5.33 0.36 1.14 2.54 7.62 0 2.92 7.62 0.2 0.38 10 3.81 8.26 0.36 0.56 1.78
F
L
D F
C -T- SEATING N G D 0.25 (0.010) M T K
PLANE
G H
H J
M
J K L M N
NOTES: 1. Dimensions "A", "B" do not include mold flash or protrusions. Maximum mold flash or protrusions 0.25 mm (0.010) per side.
D SUFFIX SOIC (MS - 012AB) Dimension, mm
8
A 14
Symbol A
MIN 8.55 3.8 1.35 0.33 0.4 1.27 5.27 0 0.1 0.19 5.8 0.25
MAX 8.75 4 1.75 0.51 1.27
H
B
P
B C
1
G
7 C R x 45
D F G
-TD 0.25 (0.010) M T C M K
SEATING PLANE
H
J F M
J K M P R
8 0.25 0.25 6.2 0.5
NOTES: 1. Dimensions A and B do not include mold flash or protrusion. 2. Maximum mold flash or protrusion 0.15 mm (0.006) per side for A; for B 0.25 mm (0.010) per side.
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