idt74fct162823ctpv8 Integrated Device Technology, idt74fct162823ctpv8 Datasheet - Page 6

• Manufacturer Part Number: idt74fct162823ctpv8
• Description: 18-bit Register
• Manufacturer: Integrated Device Technology

TEST CIRCUITS AND WAVEFORMS
IDT74FCT162823AT/CT
FAST CMOS 18-BIT REGISTER
ASYNCHRONOUS CONTROL
SYNCHRONOUS CONTROL
Generator
CLOCK ENABLE
INPUT TRANSITION
INPUT TRANSITION
Pulse
OPPOSITE PHASE
SAME PHASE
PRESET
PRESET
TIMING
CLEAR
CLEAR
INPUT
Set-up, Hold, and Release Times
INPUT
DATA
OUTPUT
V
ETC.
ETC.
Test Circuits for All Outputs
IN
Propagation Delay
R
T
D.U.T.
V
t
PLH
t
CC
PLH
t
t
SU
SU
V
OUT
t
REM
t
H
t
t
C
50pF
PHL
PHL
L
t
H
500Ω
500Ω
V
V
1.5V
1.5V
1.5V
3V
0V
3V
0V
OH
OL
7.0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
3V
1.5V
0V
0V
6
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
SWITCH POSITION
L
T
NORMALLY
NORMALLY
= Load capacitance: includes jig and probe capacitance.
= Termination resistance: should be equal to Z
CONTROL
HIGH-LOW-HIGH
LOW-HIGH-LOW
OUTPUT
OUTPUT
INPUT
HIGH
LOW
All Other Tests
Disable Low
Enable Low
Open Drain
Test
PULSE
PULSE
SWITCH
CLOSED
SWITCH
OPEN
ENABLE
t
t
PZH
PZL
Enable and Disable Times
Pulse Width
INDUSTRIAL TEMPERATURE RANGE
1.5V
1.5V
3.5V
0V
t
PHZ
t
W
DISABLE
OUT
F
t
PLZ
≤ 2.5ns; t
of the Pulse Generator.
Switch
Closed
Open
0.3V
0.3V
R
≤ 2.5ns.
V
3V
1.5V
0V
3.5V
V
0V
OL
OH
1.5V
1.5V