IDT54FCT164245T View Datasheet(PDF) - Integrated Device Technology
Part Name
Description
Manufacturer
IDT54FCT164245T Datasheet PDF : 9 Pages
| |||
IDT54/74FCT164245T
FAST CMOS 16-BIT BIDIRECTIONAL 3.3V-TO-5V TRANSLATOR
MILITARY AND COMMERCIAL TEMPERATURE RANGES
TEST CIRCUITS AND WAVEFORMS
TEST CIRCUITS FOR ALL OUTPUTS
V IN
Pulse
Generator
6V
V CC
Open
V OUT
D.U.T.
GND
500Ω
50pF
500Ω
RT
CL
SWITCH POSITION
Test
Switch
Open Drain
Disable Low
6V
Enable Low
Disable High
Enable High
GND
All Other tests
Open
DEFINITIONS:
2555 lnk 09
CL= Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of the Pulse
Generator.
2555 drw 05
SET-UP, HOLD AND RELEASE TIMES
PULSE WIDTH
DATA
INPUT
tSU
TIMING
INPUT
ASYNCHRONOUS CONTROL
PRESET
CLEAR
ETC.
SYNCHRONOUS CONTROL
PRESET
CLEAR
CLOCK ENABLE
tSU
ETC.
tH
tREM
tH
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
2555 drw 06
LOW-HIGH-LOW
PULSE
HIGH-LOW-HIGH
PULSE
1.5V
tW
1.5V
2555 drw 08
PROPAGATION DELAY
SAME PHASE
INPUT TRANSITION
tPLH
tPHL
OUTPUT
tPLH
tPHL
OPPOSITE PHASE
INPUT TRANSITION
ENABLE AND DISABLE TIMES
3V
1.5V
0V
VOH
1.5V
VOL
3V
1.5V
0V
2555 drw 07
ENABLE
CONTROL
INPUT
OUTPUT
NORMALLY
LOW
tPZL
SWITCH
6V
tPZH
OUTPUT
NORMALLY
HIGH
SWITCH
GND
DISABLE
tPLZ
3V
1.5V
0.3V
tPHZ
1.5V
0V
0.3V
3V
1.5V
0V
3V
VOL
VOH
0V
2555 drw 09
NOTES:
1. Diagram shown for input Control Enable-LOW and input Control Disable-
HIGH
2. Pulse Generator for All Pulses: Rate ≤ 1.0MHz; tF ≤ 2.5ns; tR ≤ 2.5ns
8.16
8
Share Link: 