参数资料
型号: 74ALVT16646
厂商: NXP Semiconductors N.V.
英文描述: Hex Schmitt-Trigger Inverters 14-SOIC -40 to 85
中文描述: 2.5V/3.3V的16总线收发器三态
文件页数: 9/15页
文件大小: 106K
代理商: 74ALVT16646
Philips Semiconductors
Product specification
74ALVT16646
2.5V/3.3V 16-bit bus transceiver (3-State)
1998 Feb 13
9
AC CHARACTERISTICS (3.3V
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF; R
L
= 500
; T
amb
= –40
°
C to +85
°
C.
0.3V RANGE)
LIMITS
SYMBOL
PARAMETER
WAVEFORM
V
CC
= 3.3V
0.3V
UNIT
MIN
TYP
1
MAX
f
MAX
Maximum clock frequency
1
150
MHz
t
PLH
t
PHL
Propagation delay
nCPAB to nBx or nCPBA to nAx
1
1.0
1.0
2.6
2.1
3.7
3.1
ns
t
PLH
t
PHL
Propagation delay
nSAB to nBx or nSBA to nAx
2
1.0
1.0
2.4
2.1
4.0
3.8
ns
t
PLH
t
PHL
Propagation delay
nAx to nBx or nBx to nAx
2
3
0.5
0.5
1.7
1.8
2.4
2.8
ns
t
PZH
t
PZL
Output enable time
to High and Low level
5
6
0.5
0.5
2.3
2.0
3.9
4.4
ns
t
PHZ
t
PLZ
Output disable time
from High and Low Level
5
6
1.5
1.5
3.4
2.8
5.0
4.2
ns
t
PZH
t
PZL
Output enable time
nDIR to nAx or nBx
5
6
1.0
0.5
2.8
2.2
5.0
4.7
ns
t
PHZ
t
PLZ
Output disable time
nDIR to nAx or nBx
5
6
1.5
1.0
3.5
3.1
5.4
4.7
ns
NOTE:
1. All typical values are at V
CC
= 3.3V and T
amb
= 25
°
C.
AC SETUP REQUIREMENTS (3.3V
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF; R
L
= 500
; T
amb
= –40
°
C to +85
°
C.
0.3V RANGE)
LIMITS
SYMBOL
PARAMETER
WAVEFORM
V
CC
= 3.3V
0.3V
UNIT
MIN
TYP
1
t
S
(H)
t
S
(L)
Setup time, High or Low
nAx to nCPAB or nBx to nCPBA
4
1.6
1.6
1.0
1.0
ns
t
h
(H)
t
h
(L)
Hold time, High or Low
nAx to nCPAB or nBx or nCPBA
4
0.0
0.0
–0.5
–0.7
ns
t
w
(H)
t
w
(L)
Pulse width, High or Low
nCPAB or nCPBA
1
1.5
1.5
ns
NOTE:
1. This data sheet limit may vary among suppliers.
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