IDT74FCT521CTSOG8 IDT, Integrated Device Technology Inc, IDT74FCT521CTSOG8 Datasheet - Page 5
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IDT74FCT521CTSOG8
Manufacturer Part Number
IDT74FCT521CTSOG8
Description
IC COMPARATOR IDENTITY 8B 20SOIC
Manufacturer
IDT, Integrated Device Technology Inc
Series
74FCTr
Type
Identity Comparatorr
Datasheet
1.IDT74FCT521ATQG8.pdf
(6 pages)
Specifications of IDT74FCT521CTSOG8
Number Of Bits
8
Delay Time - Propagation
1.5ns
Current - Supply
0.1µA
Voltage - Supply
5V
Operating Temperature
-40°C ~ 85°C
Package / Case
20-SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
74FCT521CTSOG8
TEST CIRCUITS AND WAVEFORMS
IDT74FCT521AT/CT
FAST CMOS 8-BIT IDENTITY COMPARATOR
ASYNCHRONOUS CONTROL
SYNCHRONOUS CONTROL
Generator
CLOCK ENABLE
INPUT TRANSITION
INPUT TRANSITION
Pulse
OPPOSITE PHASE
SAME PHASE
PRESET
PRESET
TIMING
CLEAR
CLEAR
INPUT
INPUT
DATA
OUTPUT
V
ETC.
ETC.
Set-Up, Hold, and Release Times
IN
Test Circuits for All Outputs
R
Propagation Delay
T
D.U.T
.
V
t
PLH
t
CC
PLH
t
t
SU
SU
V
OUT
t
REM
t
H
t
t
C
PHL
PHL
50pF
L
t
H
Octal Link
500W
500W
Octal Link
Octal Link
3V
1.5V
0V
V
1.5V
V
3V
1.5V
0V
7.0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
OH
OL
5
SWITCH POSITION
DEFINITIONS:
C
R
NOTES:
1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH.
2. Pulse Generator for All Pulses: Rate ≤ 1.0MHz; t
NORMALLY
NORMALLY
L
T
CONTROL
= Load capacitance: includes jig and probe capacitance.
= Termination resistance: should be equal to Z
HIGH-LOW-HIGH
LOW-HIGH-LOW
OUTPUT
OUTPUT
INPUT
HIGH
LOW
All Other Tests
Disable Low
Enable Low
Open Drain
PULSE
PULSE
Test
SWITCH
CLOSED
SWITCH
OPEN
ENABLE
t
t
PZH
PZL
Enable and Disable Times
Pulse Width
1.5V
1.5V
3.5V
0V
INDUSTRIAL TEMPERATURE RANGE
t
PHZ
t
W
DISABLE
OUT
t
F
PLZ
≤ 2.5ns; t
of the Pulse Generator.
Switch
Closed
0.3V
0.3V
Open
Octal Link
R
Octal Link
≤ 2.5ns.
3V
1.5V
0V
3.5V
V
V
0V
OL
OH
1.5V
1.5V