VT16374ADGG Просмотр технического описания (PDF) - Philips Electronics
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VT16374ADGG Datasheet PDF : 10 Pages
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Philips Semiconductors
3.3V 16-bit edge-triggered D-type flip-flop
(3-State)
Product specification
74LVT16374A
AC CHARACTERISTICS
GND = 0V; tR = tF = 2.5ns; CL = 50pF; RL = 500Ω; Tamb = -40°C to +85°C.
SYMBOL
PARAMETER
WAVEFORM
fmax
Maximum clock frequency
1
tPLH
Propagation delay
tPHL
nCP to nQx
1
tPZH
Output enable time
3
tPZL
to High and Low level
4
tPHZ
Output disable time
3
tPLZ
from High and Low Level
4
NOTE:
1. All typical values are at VCC = 3.3V and Tamb = 25°C.
AC SETUP REQUIREMENTS
GND = 0V; tR = tF = 2.5ns; CL = 50pF; RL = 500Ω; Tamb = -40°C to +85°C.
SYMBOL
PARAMETER
WAVEFORM
tS(H)
tS(L)
Setup time
nDx to nCP
2
th(H)
th(L)
Hold time
nDx to nCP
2
tW(H)
tw(L)
nCP pulse width
High or Low
1
LIMITS
VCC = 3.3V ±0.3V
MIN
TYP1
MAX
150
1.5
2.9
5.0
1.5
3.0
5.0
1.5
3.2
4.8
1.5
3.0
4.6
1.5
3.9
5.4
1.5
3.4
4.6
VCC = 2.7V
MAX
5.6
5.6
6.0
5.2
6.0
5.0
UNIT
MHz
ns
ns
ns
LIMITS
VCC = 3.3V ±0.3V
MIN
TYP
2.5
0.7
2.5
0.7
0.5
0
0.5
0
1.5
0.6
3.0
1.6
VCC = 2.7V
MIN
2.5
2.5
0
0
1.5
3.0
UNIT
ns
ns
ns
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
1/fMAX
2.7V
nCP
nQx
VM
VM
VM
0V
tw(H)
tW(L)
tPHL
tPLH
VOH
VM
VM
VOL
SW00020
Waveform 1. Propagation Delay, Clock Input to Output, Clock
Pulse Width, and Maximum Clock Frequency
nDx ÉÉÉÉÉÉÉÉÉVM VÉÉÉM ÉÉÉÉÉÉÉÉÉÉÉÉVMÉÉÉÉÉÉVM ÉÉÉÉÉÉ20.V7V
ts(H)
th(H)
ts(L)
th(L)
2.7V
nCP
VM
VM
0V
NOTE: The shaded areas indicate when the input is per-
mitted to change for predictable output performance.
SW00021
Waveform 2. Data Setup and Hold Times
nOE
nQx
VM
tPZH
VM
tPHZ
VM
2.7V
0V
VOH
VOH -0.3V
0V
SW00014
Waveform 3. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
nOE
nQx
VM
tPZL
VM
tPLZ
VM
2.7V
0V
3V
VOL +0.3V
VOL
SW00015
Waveform 4. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
1999 Oct 18
6
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