IDT74FCT3245AQG8 IDT, Integrated Device Technology Inc, IDT74FCT3245AQG8 Datasheet - Page 5
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IDT74FCT3245AQG8
Manufacturer Part Number
IDT74FCT3245AQG8
Description
IC TRANSCVR BI-DIR 8BIT 20QSOP
Manufacturer
IDT, Integrated Device Technology Inc
Series
74FCTr
Datasheet
1.IDT74FCT3245AQG8.pdf
(6 pages)
Specifications of IDT74FCT3245AQG8
Logic Function
Translator, Bidirectional, 3-State
Number Of Bits
8
Input Type
Voltage
Output Type
Voltage
Number Of Channels
1
Number Of Outputs/channel
8
Differential - Input:output
No/No
Propagation Delay (max)
4.6ns
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Supply Voltage
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Rate
-
Other names
74FCT3245AQG8
800-1624-2
800-1624-2
TEST CIRCUITS AND WAVEFORMS
IDT74FCT3245/A
3.3V CMOS OCTAL BIDIRECTIONAL TRANSCEIVER
ASYNCHRONOUS CONTROL
SYNCHRONOUS CONTROL
Generator
INPUT TRANSITION
INPUT TRANSITION
Pulse
OPPOSITE PHASE
CLOCK ENABLE
SAME PHASE
PRESET
PRESET
TIMING
V
CLEAR
CLEAR
OUTPUT
INPUT
IN
INPUT
DATA
ETC.
ETC.
Set-Up, Hold, and Release Times
Test Circuits for All Outputs
R
T
Propagation Delay
D.U.T.
V
t
PLH
t
CC
PLH
t
t
SU
SU
V
OUT
t
REM
C
t
t
t
50pF
H
PHL
PHL
L
t
H
500Ω
500Ω
3V
1.5V
0V
V
1.5V
V
3V
1.5V
0V
OH
OL
Open
GND
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
6v
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; Z
3. If Vcc is below 3V, input voltage swings should be adjusted not to exceed Vcc.
NORMALLY
NORMALLY
L
T
CONTROL
HIGH-LOW-HIGH
= Load capacitance: includes jig and probe capacitance.
= Termination resistance: should be equal to Z
LOW-HIGH-LOW
OUTPUT
OUTPUT
INPUT
HIGH
LOW
All Other Tests
Disable High
Disable Low
Enable High
Enable Low
Open Drain
PULSE
PULSE
Test
SWITCH
SWITCH
GND
ENABLE
6V
t
t
PZH
PZL
Enable and Disable Times
Pulse Width
1.5V
1.5V
3V
0V
INDUSTRIAL TEMPERATURE RANGE
t
PHZ
t
W
DISABLE
OUT
t
PLZ
O
of the Pulse Generator.
≤ 50Ω; t
0.3V
0.3V
Switch
GND
Open
6V
F
≤ 2.5ns; t
3V
1.5V
0V
3V
V
V
0V
OL
OH
1.5V
1.5V
R
≤ 2.5ns.