參數(shù)資料
型號(hào)： 74LV273
廠商： NXP Semiconductors N.V.
英文描述： Octal D-type flip-flop with reset; positive-edge trigger
中文描述： 八路D型觸發(fā)器的復(fù)位觸發(fā)器，積極邊緣觸發(fā)
文件頁(yè)數(shù)： 6/12頁(yè)
文件大小： 117K
代理商： 74LV273
Philips Semiconductors
Product specification
74LV273
Octal D-type flip-flop with reset; positive edge-trigger
1998 May 29
6
DC CHARACTERISTICS FOR THE LV FAMILY (Continued)
Over recommended operating conditions voltages are referenced to GND (ground = 0V)
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
UNIT
-40
°
C to +85
°
C
-40
°
C to +125
°
C
I
I
Input leakage
current
Quiescent supply
current; MSI
Additional
quiescent supply
current per input
V
CC
= 5.5V; V
I
= V
CC
or GND
1.0
1.0
μ
A
I
CC
V
CC
= 5.5V; V
I
= V
CC
or GND; I
O
= 0
20.0
160
μ
A
I
CC
V
CC
= 2.7V to 3.6V; V
I
= V
CC
–0.6V
500
850
μ
A
NOTE:
1. All typical values are measured at T
amb
= 25
°
C.
AC CHARACTERISTICS
r
= t
f
= 2.5ns; C
L
= 50pF; R
L
= 1K
SYMBOL
PARAMETER
WAVEFORM
CONDITION
LIMITS
–40 to +85
°
C
TYP
1
75
26
19
14
2
–
80
27
20
15
2
–
9
6
5
2
10
8
6
2
–10
–4
–3
–2
2
20
7
5
4
2
–10
–4
–3
–2
2
40
75
100
2
LIMITS
–40 to +125
°
C
MIN
–
–
–
–
–
–
–
–
–
–
41
30
24
41
30
24
–
5
5
5
–
26
19
15
–
5
5
5
12
16
20
UNIT
V
CC
(V)
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
2.0
2.7
3.0 to 3.6
1.2
2.0
2.7
3.0 to 3.6
1.2
2.0
2.7
3.0 to 3.6
1.2
2.0
2.7
3.0 to 3.6
2.0
2.7
3.0 to 3.6
MIN
–
–
–
–
–
–
–
–
–
–
34
25
20
34
25
20
–
5
5
5
–
22
16
13
–
5
5
5
14
19
24
MAX
–
32
24
19
16
–
44
33
26
22
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
MAX
–
41
30
24
20
–
56
41
33
28
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Propagation delay
CP to Q
n
t
PHL/
t
PLH
Figure 1
ns
Propagation delay
MR to Q
n
t
PHL
Figure 2
ns
Clock pulse width
HIGH or LOW
t
W
Figure 1
ns
Master reset pulse
width LOW
t
W
Figure 2
ns
t
rem
Removal time
MR to CP
Figure 2
ns
t
su
Set-up time
D
n
to CP
Figure 3
ns
t
h
Hold time
D
n
to CP
Figure 3
ns
Maximum clock
pulse frequency
f
max
Figure 1
MHz
NOTE:
1. Unless otherwise stated, all typical values are at T
amb
= 25
°
C.
2. Typical value measured at V
CC
= 3.3V.
3. Typical value measured at V
CC
= 5.0V.
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74LV273D 功能描述:觸發(fā)器 3.3V D-TYPE W/RESET POS RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時(shí)間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel
74LV273D,112 功能描述:觸發(fā)器 3.3V D-TYPE W/RESET RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時(shí)間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel
74LV273D,118 功能描述:觸發(fā)器 3.3V D-TYPE W/RESET RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時(shí)間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel
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