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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)： | 14/18頁 |
| 文件大?。?/td> | 710K |
| 代理商： | SN74ALS74ADG4 |
SN54ALS74A, SN54AS74A, SN74ALS74A, SN74AS74A
DUAL POSITIVEEDGETRIGGERED DTYPE FLIPFLOPS
WITH CLEAR AND PRESET
SDAS143C APRIL 1982 REVISED AUGUST 1995
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54AS74A
SN74AS74A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = 18 mA
1.2
V
VOH
VCC = 4.5 V to 5.5 V,
IOH = 2 mA
VCC 2
V
VOL
VCC = 4.5 V,
IOL = 20 mA
0.25
0.5
0.25
0.5
V
II
VCC = 5.5 V,
VI = 7 V
0.1
mA
IIH
CLK or D
VCC = 5.5 V,
VI = 2.7 V
20
A
IIH
PRE or CLR
VCC = 5.5 V,
VI = 2.7 V
40
A
IIL
CLK or D
VCC = 5.5 V,
VI = 0.4 V
0.5
mA
IIL
PRE or CLR
VCC = 5.5 V,
VI = 0.4 V
1.8
mA
IO
VCC = 5.5 V,
VO = 2.25 V
30
112
30
112
mA
ICC
VCC = 5.5 V,
See Note 1
10.5
16
10.5
16
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.
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 ,
TA = MIN to MAX§
UNIT
PARAMETER
(INPUT)
(OUTPUT)
SN54AS74A
SN74AS74A
UNIT
MIN
MAX
MIN
MAX
fmax*
90
105
MHz
tPLH
PRE or CLR
Q or Q
2
9
2
7.5
ns
tPHL
PRE or CLR
Q or Q
2.5
11.5
2.5
10.5
ns
tPLH
CLK
Q or Q
2.5
10
3
8
ns
tPHL
CLK
Q or Q
3.5
10.5
3
9
ns
* On products compliant to MIL-STD-833, Class B, this parameter is based on characterization data but is not production tested.
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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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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