tc74act521 TOSHIBA Semiconductor CORPORATION, tc74act521 Datasheet

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tc74act521

Manufacturer Part Number
tc74act521
Description
8-bit Equality Comparator
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
8-Bit Equality Comparator
DIGITAL COMPARATOR fabricated with silicon gate and
double-layer metal wiring C
Bipolar Schottky TTL while maintaining the CMOS low power
dissipation.
TTL or NMOS to High Speed CMOS. The inputs are compatible
with TTL, NMOS and CMOS output voltage levels.
P
equal.
several packages to compare of words greater than 8 bits.
discharge or transient excess voltage.
Features
Pin Assignment
0
The TC74ACT521 is an advanced high speed CMOS 8-BIT
It achieves the high speed operation similar to equivalent
This device may be used as a level converter for interfacing
It compares two 8-bit binary or BCD words applied inputs
A signal active low enable is provided to facilitate cascading of
All inputs are equipped with protection circuits against static
~P
High speed: t
Low power dissipation: I
Compatible with TTL outputs: V
Symmetrical output impedance: |I
Balanced propagation delays: t
Pin and function compatible with 74F521
7
, and inputs Q
pd
= 6.4 ns (typ.) at V
0
~Q
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC74ACT521P,TC74ACT521F
7
, and indicates whether or not they are
CC
2
MOS technology.
= 8 μA (max) at Ta = 25°C
pLH
V
IL
IH
Capability of driving 50 Ω
transmission lines.
CC
OH
= 0.8 V (max)
∼ − t
= 2.0 V (min)
= 5 V
| = I
pHL
OL
= 24 mA (min)
1
Weight
DIP20-P-300-2.54A
SOP20-P-300-1.27A
TC74ACT521P
TC74ACT521F
TC74ACT521P/F
: 1.30 g (typ.)
: 0.22 g (typ.)
2007-10-01

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tc74act521 Summary of contents

Page 1

... TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC74ACT521P,TC74ACT521F 8-Bit Equality Comparator The TC74ACT521 is an advanced high speed CMOS 8-BIT DIGITAL COMPARATOR fabricated with silicon gate and double-layer metal wiring C MOS technology achieves the high speed operation similar to equivalent Bipolar Schottky TTL while maintaining the CMOS low power dissipation ...

Page 2

... IEC Logic Symbol Truth Table Inputs Output ≠ Don’t care System Diagram TC74ACT521P/F 2 2007-10-01 ...

Page 3

... V CC −0.5 −0.5~V + 0.5 V OUT CC ± ± ±50 I OUT ±100 500 (DIP) (Note 2)/180 (SOP) D −65~150 T stg Symbol Rating V 4.5~5 0 0~V OUT CC −40~85 T opr dt/dV 0~10 3 TC74ACT521P/F Unit °C Unit °C ns/V 2007-10-01 ...

Page 4

... IN 5.5 Other input GND CC = 500 Ω, input Test Condition V (V) CC ⎯ 5.0 ± 0.5 ⎯ 5.0 ± 0.5 ⎯ ⎯ ・ TC74ACT521P 25° −40~85°C Min Typ. Max Min Max ⎯ ⎯ 2.0 2.0 ⎯ ⎯ ⎯ 0.8 0.8 ⎯ 4.4 4.5 4.4 ⎯ ⎯ 3.94 3.80 ⎯ ⎯ ...

Page 5

... Package Dimensions Weight: 1.30 g (typ.) TC74ACT521P/F 5 2007-10-01 ...

Page 6

... Package Dimensions Weight: 0.22 g (typ.) TC74ACT521P/F 6 2007-10-01 ...

Page 7

... Please contact your sales representative for product-by-product details in this document regarding RoHS compatibility. Please use these products in this document in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances. Toshiba assumes no liability for damage or losses occurring as a result of noncompliance with applicable laws and regulations. TC74ACT521P/F 7 20070701-EN GENERAL 2007-10-01 ...

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