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參數(shù)資料
| 型號(hào)： | SN74ALS74ADG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 鎖存器 |
| 英文描述： | ALS SERIES, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO14 |
| 封裝： | GREEN, PLASTIC, SOIC-14 |
| 文件頁數(shù)： | 12/18頁 |
| 文件大小： | 710K |
| 代理商： | SN74ALS74ADG4 |
SN54ALS74A, SN54AS74A, SN74ALS74A, SN74AS74A
DUAL POSITIVEEDGETRIGGERED DTYPE FLIPFLOPS
WITH CLEAR AND PRESET
SDAS143C APRIL 1982 REVISED AUGUST 1995
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
recommended operating conditions
SN54ALS74A
SN74ALS74A
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.7
0.8
V
IOH
High-level output current
0.4
mA
IOL
Low-level output current
4
8
mA
fclock
Clock frequency
0
25
0
34
MHz
PRE or CLR low
15
tw
Pulse duration
CLK high
17.5
14.5
ns
tw
Pulse duration
CLK low
17.5
14.5
ns
tsu
Setup time before CLK
↑
Data
16
15
ns
tsu
Setup time before CLK
↑
PRE or CLR inactive
10
ns
th
Hold time after CLK
↑
Data
2
0
ns
TA
Operating free-air temperature
55
125
0
70
°C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALS74A
SN74ALS74A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = 18 mA
1.5
V
VOH
VCC = 4.5 V to 5.5 V,
IOH = 2 mA
VCC 2
V
VOL
VCC = 4.5 V
IOL = 4 mA
0.25
0.4
0.25
0.4
V
VOL
VCC = 4.5 V
IOL = 8 mA
0.35
0.5
V
II
CLK or D
VCC = 4.5 V,
VI = 7 V
0.1
mA
II
PRE or CLR
VCC = 4.5 V,
VI = 7 V
0.2
mA
IIH
CLK or D
VCC = 4.5 V,
VI = 2.7 V
20
A
IIH
PRE or CLR
VCC = 4.5 V,
VI = 2.7 V
40
A
IIL
CLK or D
VCC = 4.5 V,
VI = 0.4 V
0.2
mA
IIL
PRE or CLR
VCC = 4.5 V,
VI = 0.4 V
0.4
mA
IO
VCC = 5.5 V,
VO = 2.25 V
20
112
30
112
mA
ICC
VCC = 5.5 V,
See Note 1
2.4
4
2.4
4
mA
All typical values are at VCC = 5 V, TA = 25°C.
The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS.
NOTE 1: ICC is measured with D, CLK, and PRE grounded, then with D, CLK, and CLR grounded.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74ALS74ADR | 功能描述:觸發(fā)器 Dual 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 |
| SN74ALS74ADRE4 | 功能描述:觸發(fā)器 Dual Pos-Edge-Trig D-Type Flip-Flop 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 |
| SN74ALS74ADRG4 | 功能描述:觸發(fā)器 Dual Pos-Edge-Trig D-Type Flip-Flop 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 |
| SN74ALS74ADW | 制造商:Texas Instruments 功能描述:SN74ALS74ADW |
| SN74ALS74AFN | 制造商:Texas Instruments 功能描述:Flip Flop, Dual, D Type, 20 Pin, Plastic, PLCC |
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