參數(shù)資料
型號: 74LVC2952A
廠商: NXP Semiconductors N.V.
英文描述: Quadruple 2-Input Positive-OR Gates 14-SOIC -40 to 85
中文描述: 八路注冊5 tranceiver伏/ ouputs三態(tài)耐壓輸入
文件頁數(shù): 5/11頁
文件大?。?/td> 101K
代理商: 74LVC2952A
Philips Semiconductors
Octal registered tranceiver with 5-volt tolerant
inputs/ouputs (3-State)
Product specification
74LVC2952A
1998 Jul 29
5
DC ELECTRICAL CHARACTERISTICS
Over recommended operating conditions voltages are referenced to GND (ground = 0V)
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Temp = -40
°
C to +85
°
C
UNIT
MIN
TYP
1
MAX
V
IH
HIGH level Input voltage
V
CC
= 1.2V
V
CC
V
V
CC
= 2.7 to 3.6V
2.0
V
IL
LOW level Input voltage
V
CC
= 1.2V
GND
V
V
CC
= 2.7 to 3.6V
0.8
V
CC
= 2.7V; V
I
= V
IH
or V
IL
; I
O
= –12mA
V
CC
0.5
V
V
CC
= 3 0V; V = V
I
= V
IH
or V ; I
IL
; I
= –100
O
= 100
μ
A
V
CC
0 2
0.2
V
CC
V
OH
HIGH level output voltage
V
CC
= 3.0V; V
I
= V
IH
or V
IL;
I
O
= –18mA
V
CC
0.6
V
V
CC
= 3.0V; V
I
= V
IH
or V
IL;
I
O
= –24mA
V
CC
0.8
V
CC
= 2.7V; V
I
= V
IH
or V
IL
; I
O
= 12mA
0.40
V
OL
LOW level output voltage
V
CC
= 3.0V; V
I
= V
IH
or V
IL
; I
O
= 100
μ
A
0.20
V
V
CC
= 3.0V; V
I
= V
IH
or V
IL;
I
O
= 24mA
0.55
I
I
Input leakage current
V
CC
= 3.6V; V
I
= 5.5V or GND
Not for I/O pins
0.1
5
μ
A
I
IHZ
/I
ILZ
Input current for common I/O pins
V
CC
= 3.6V; V
I
= 5.5V or GND
0.1
15
μ
A
I
OZ
3-State output OFF-state current
V
CC
= 3.6V; V
I
= V
IH
or V
IL
; V
O
= 5.5V or GND
0.1
5
μ
A
I
off
Power off leakage supply
V
CC
= 0.0V; V
I
or V
O
= 5.5V
10
μ
A
I
CC
Quiescent supply current
V
CC
= 3.6V; V
I
= V
CC
or GND; I
O
= 0
0.1
10
μ
A
I
CC
Additional quiescent supply
current per input pin
V
CC
= 2.7V to 3.6V; V
I
= V
CC
–0.6V; I
O
= 0
5
500
μ
A
NOTES:
1
All typical values are at V
CC
= 3.3V and T
amb
= 25
°
C.
AC CHARACTERISTICS
GND = 0 V; t
r
= t
f
2.5 ns; C
L
= 50 pF; R
L
= 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
V
CC
= 3.3V
±
0.3V
MIN
TYP
V
CC
= 2.7V
TYP
V
CC
= 1.2V
TYP
UNIT
MAX
MIN
MAX
t
PHL
/t
PLH
Propagation delay
CP
BA
, CP
AB
to A
n
, B
n
3-state output enable time
OE
BA
, OE
AB
, to A
n
, B
n
3-state output disable time
OE
BA
, OE
AB
, to A
n
, B
n
CP
AB
, CP
BA
pulse width,
HIGH or LOW
Set-up time HIGH or LOW
A
n
, B
n
to CP
AB
, CP
BA
Set-up time, HIGH or LOW
CE
AB
, CE
BA
to CP
AB
, CP
BA
Hold time
A
n
, B
n
to CP
AB
, CP
BA
Hold time
CE
AB
, CE
BA
to CP
AB
, CP
BA
Maximum clock pulse
frequency
Figures 1, 4
1.5
4.1
7.6
1.5
4.4
8.6
16
ns
t
PZH/
t
PZL
Figures 3, 4
1.5
3.9
7.6
1.5
4.7
8.6
16
ns
t
PHZ/
t
PLZ
Figures 3, 4
1.5
3.4
6.6
1.5
3.8
7.6
8
ns
t
w
Figure 1
3.0
1.5
3.0
1.5
ns
t
su
Figure 2
2.0
–0.5
2.0
ns
t
su
Figure 2
2.0
0.5
2.0
ns
t
h
Figure 2
1.5
0.6
1.5
ns
t
h
Figure 2
1.5
0
1.5
ns
f
max
Figure 2
100
150
80
MHz
NOTE:
These typical values are at V
CC
= 3.3V and T
amb
= 25
°
C.
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