M54HC688K1 STMicroelectronics, M54HC688K1 Datasheet

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M54HC688K1

Manufacturer Part Number
M54HC688K1
Description
Manufacturer
STMicroelectronics
Type
Identity Comparatorr
Datasheet

Specifications of M54HC688K1

Logic Family
HC
Technology
CMOS
High Level Output Current
-5.2mA
Low Level Output Current
5.2mA
Output Function
A=B
Quiescent Current
4uA
Mounting
Surface Mount
Pin Count
20
Polarity
Inverting
Abs. Propagation Delay Time
255ns
Operating Supply Voltage (typ)
2.5/3.3/5V
Operating Supply Voltage (max)
6V
Operating Supply Voltage (min)
2V
Operating Temperature (max)
125C
Operating Temperature Classification
Military
Number Of Bits
8
Lead Free Status / RoHS Status
Supplier Unconfirmed
DESCRIPTION
The M54HC688 is an high speed CMOS 8 BIT
EQUALITY COMPARATOR fabricated with silicon
gate C
PIN CONNECTION
June 2004
HIGH SPEED:
t
LOW POWER DISSIPATION:
I
HIGH NOISE IMMUNITY:
V
SYMMETRICAL OUTPUT IMPEDANCE:
|I
BALANCED PROPAGATION DELAYS:
t
WIDE OPERATING VOLTAGE RANGE:
V
PIN AND FUNCTION COMPATIBLE WITH
54 SERIES 688
SPACE GRADE-1: ESA SCC QUALIFIED
50 krad QUALIFIED, 100 krad AVAILABLE ON
REQUEST
NO SEL UNDER HIGH LET HEAVY IONS
IRRADIATION
DEVICE FULLY COMPLIANT WITH
SCC-9209-005
PD
CC
PLH
OH
NIH
CC
2
= 17ns (TYP.) at V
= 4 A(MAX.) at T
| = I
MOS technology.
(OPR) = 2V to 6V
= V
t
PHL
OL
NIL
= 4mA (MIN)
= 28% V
CC
A
CC
=25°C
(MIN.)
RAD-HARD 8 BIT EQUALITY COMPARATOR
= 6V
ORDER CODES
The M54HC688 compares bit for bit two 8-bit
words applied on inputs P0 - P7 and inputs Q0 -
Q7 and indicates whether or not they are equal. A
single active low enable is provided to facilitate
cascading
comparison of words greater than 8 bits.
All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.
PACKAGE
DILC
FPC
DILC-20
several
M54HC688D
M54HC688K
FM
packages
M54HC688
Rev. 1
FPC-20
M54HC688D1
M54HC688K1
to
EM
enable
1/10

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M54HC688K1 Summary of contents

Page 1

... Q7 and indicates whether or not they are equal. A single active low enable is provided to facilitate cascading comparison of words greater than 8 bits. All inputs are equipped with protection circuits against static discharge and transient excess voltage. M54HC688 DILC-20 FM DILC M54HC688D FPC M54HC688K several packages Rev. 1 FPC-20 EM M54HC688D1 M54HC688K1 to enable 1/10 ...

Page 2

M74HC688 Figure 1: IEC Logic Symbols Figure 2: Input And Output Equivalent Circuit Table 2: Truth Table <> Don’t Care 2/10 Table 1: Pin Description PIN N° ...

Page 3

Figure 3: Logic Diagram This logic diagram has not be used to estimate propagation delays Table 3: Absolute Maximum Ratings Symbol V Supply Voltage Input Voltage Output Voltage Input Diode Current ...

Page 4

M74HC688 Table 4: Recommended Operating Conditions Symbol V Supply Voltage CC V Input Voltage I V Output Voltage O T Operating Temperature op Input Rise and Fall Time Table 5: DC Specifications Symbol Parameter V ...

Page 5

Table 6: AC Electrical Characteristics (C Symbol Parameter t t Output Transition TLH THL Time t t Propagation Delay PLH PHL Time (Pn P= Propagation Delay PLH PHL Time (G - P=Q) Table 7: Capacitive Characteristics ...

Page 6

M74HC688 Figure 5: Waveform - Propagation Delay Time (f=1MHz; 50% duty cycle) 6/10 ...

Page 7

DILC-20 MECHANICAL DATA DIM. MIN. A 2.1 a1 3.00 a2 0.63 B 1.93 b 0.40 b1 0.20 0.254 D 25.14 25. 22.73 22.86 e2 7. 11.30 L 1.14 mm. TYP MAX. 2.71 ...

Page 8

M74HC688 DIM. MIN. A 9.98 B 9.98 C 1.45 D 0.10 E 11. 0.38 H 7.24 L 24. 1.14 P 0.10 8/10 FPC-20 MECHANICAL DATA mm. TYP MAX. 10.16 10.34 10.16 10.34 1.61 1.78 ...

Page 9

Table 8: Revision History Date Revision 01-Jun-2004 1 Description of Changes First Release M74HC688 9/10 ...

Page 10

... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied ...

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