參數(shù)資料
型號： SN74LS374NSRG4
廠商： Texas Instruments, Inc.
英文描述： OCTAL D-TYPE TRANSPARENT LATCHES AND EDGE-TRIGGERED FLIP-FLOPS
中文描述： 八路D型透明鎖存器和邊沿觸發(fā)觸發(fā)器
文件頁數(shù)： 26/28頁
文件大小： 685K
代理商： SN74LS374NSRG4
SN54LS373, SN54LS374, SN54S373, SN54S374,
SN74LS373, SN74LS374, SN74S373, SN74S374
OCTAL D-TYPE TRANSPARENT LATCHES AND EDGE-TRIGGERED FLIP-FLOPS
SDLS165B – OCTOBER 1975 – REVISED AUGUST 2002
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54LS’
SN74LS’
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.7
0.8
V
VIK
Input clamp voltage
VCC = MIN,
II = –18 mA
–1.5
V
VOH
High level output voltage
VCC = MIN,
VIH = 2 V,
24
34
24
31
V
VOH
High-level output voltage
CC
,
VIL = VIL max,
IH
,
IOH = MAX
2.4
3.4
2.4
3.1
V
VOL
Low level output voltage
VCC = MIN,
VIH = 2 V, IOL = 12 mA
0.25
0.4
0.25
0.4
V
VOL
Low-level output voltage
CC
,
VIL = VIL max
IH
,
IOL = 24 mA
0.35
0.5
V
IOZH
Off-state output current,
VCC = MAX,
VIH = 2 V,
20
mA
IOZH
,
high-level voltage applied
CC
,
VO = 2.7 V
IH
,
20
mA
IOZL
Off-state output current,
VCC = MAX,
VIH = 2 V,
20
mA
IOZL
,
low-level voltage applied
CC
,
VO = 0.4 V
IH
,
–20
mA
II
Input current at maximum
VCC = MAX
VI =7V
01
mA
II
input voltage
VCC = MAX,
VI = 7 V
0.1
mA
IIH
High-level input current
VCC = MAX,
VI = 2.7 V
20
mA
IIL
Low-level input current
VCC = MAX,
VI = 0.4 V
–0.4
mA
IOS
Short-circuit output current§
VCC = MAX
–30
–130
–30
–130
mA
ICC
Supply current
VCC = MAX,
’LS373
24
40
24
40
mA
ICC
Supply current
CC
,
Output control at 4.5 V
’LS374
27
40
27
40
mA
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
All typical values are at VCC = 5 V, TA = 25°C.
§ Not more than one output should be shorted at a time and duration of the short circuit should not exceed one second.
switching characteristics, VCC = 5 V, TA = 25°C (see Figure 1)
PARAMETER
FROM
TO
TEST CONDITIONS
’LS373
’LS374
UNIT
PARAMETER
(INPUT)
(OUTPUT)
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
fmax
RL = 667 , CL = 45 pF,
See Note 3
35
50
MHz
tPLH
Data
Any Q
RL = 667 , CL = 45 pF,
12
18
ns
tPHL
Data
Any Q
L
, L
,
See Note 3
12
18
ns
tPLH
CorCLK
Any Q
RL = 667 , CL = 45 pF,
20
30
15
28
ns
tPHL
C or CLK
Any Q
L
, L
,
See Note 3
18
30
19
28
ns
tPZH
OC
Any Q
RL = 667 , CL = 45 pF,
15
28
20
26
ns
tPZL
OC
Any Q
L
, L
,
See Note 3
25
36
21
28
ns
tPHZ
15
25
15
28
tPHZ
OC
Any Q
RL 667 CL 5 pF
15
25
15
28
ns
tPLZ
OC
Any Q
RL = 667 , CL = 5 pF
12
20
12
20
ns
tPLZ
12
20
12
20
NOTE 3: Maximum clock frequency is tested with all outputs loaded.
fmax = maximum clock frequency
tPLH = propagation delay time, low-to-high-level output
tPHL = propagation delay time, high-to-low-level output
tPZH = output enable time to high level
tPZL = output enable time to low level
tPHZ = output disable time from high level
tPLZ = output disable time from low level
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SN74LS375 制造商:Fairchild Semiconductor 功能描述:74LS375 FSC85
SN74LS375D 功能描述:閉鎖 Quad bistable latch RoHS:否 制造商:Micrel 電路數(shù)量:1 邏輯類型:CMOS 邏輯系列:TTL 極性:Non-Inverting 輸出線路數(shù)量:9 高電平輸出電流: 低電平輸出電流: 傳播延遲時間: 電源電壓-最大:12 V 電源電壓-最小:5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-16 封裝:Reel
SN74LS375DE4 功能描述:閉鎖 Quad bistable latch RoHS:否 制造商:Micrel 電路數(shù)量:1 邏輯類型:CMOS 邏輯系列:TTL 極性:Non-Inverting 輸出線路數(shù)量:9 高電平輸出電流: 低電平輸出電流: 傳播延遲時間: 電源電壓-最大:12 V 電源電壓-最小:5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-16 封裝:Reel
SN74LS375DG4 功能描述:閉鎖 Quad bistable latch RoHS:否 制造商:Micrel 電路數(shù)量:1 邏輯類型:CMOS 邏輯系列:TTL 極性:Non-Inverting 輸出線路數(shù)量:9 高電平輸出電流: 低電平輸出電流: 傳播延遲時間: 電源電壓-最大:12 V 電源電壓-最小:5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-16 封裝:Reel
SN74LS375DR 功能描述:閉鎖 Quad bistable latch RoHS:否 制造商:Micrel 電路數(shù)量:1 邏輯類型:CMOS 邏輯系列:TTL 極性:Non-Inverting 輸出線路數(shù)量:9 高電平輸出電流: 低電平輸出電流: 傳播延遲時間: 電源電壓-最大:12 V 電源電壓-最小:5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-16 封裝:Reel
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