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參數(shù)資料
| 型號(hào)： | SNJ54LV74AJ |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 鎖存器 |
| 英文描述： | LV/LV-A/LVX/H SERIES, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, CDIP14 |
| 封裝： | CERAMIC, DIP-14 |
| 文件頁數(shù)： | 17/22頁 |
| 文件大?。?/td> | 808K |
| 代理商： | SNJ54LV74AJ |
SN54LV74A, SN74LV74A
DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS
SCLS381L AUGUST 1997 REVISED APRIL 2005
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 5)
SN54LV74A
SN74LV74A
UNIT
MIN
MAX
MIN
MAX
UNIT
VCC
Supply voltage
2
5.5
2
5.5
V
VCC = 2 V
1.5
V
High level input voltage
VCC = 2.3 V to 2.7 V
VCC × 0.7
V
VIH
High-level input voltage
VCC = 3 V to 3.6 V
VCC × 0.7
V
VCC = 4.5 V to 5.5 V
VCC × 0.7
VCC = 2 V
0.5
V
Low level input voltage
VCC = 2.3 V to 2.7 V
VCC × 0.3
V
VIL
Low-level input voltage
VCC = 3 V to 3.6 V
VCC × 0.3
V
VCC = 4.5 V to 5.5 V
VCC × 0.3
VI
Input voltage
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
V
VCC = 2 V
50
μA
I
High level output current
VCC = 2.3 V to 2.7 V
2
IOH
High-level output current
VCC = 3 V to 3.6 V
6
mA
VCC = 4.5 V to 5.5 V
12
mA
VCC = 2 V
50
μA
I
Low level output current
VCC = 2.3 V to 2.7 V
2
IOL
Low-level output current
VCC = 3 V to 3.6 V
6
mA
VCC = 4.5 V to 5.5 V
12
mA
VCC = 2.3 V to 2.7 V
200
Δt/Δv
Input transition rise or fall rate
VCC = 3 V to 3.6 V
100
ns/V
Δt/Δv
Input transition rise or fall rate
VCC = 4.5 V to 5.5 V
20
ns/V
TA
Operating free-air temperature
55
125
40
85
°C
NOTE 5: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
SN54LV74A
SN74LV74A
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
IOH = 50 μA
2 V to 5.5 V
VCC0.1
V
IOH = 2 mA
2.3 V
2
V
VOH
IOH = 6 mA
3 V
2.48
V
IOH = 12 mA
4.5 V
3.8
IOL = 50 μA
2 V to 5.5 V
0.1
V
IOL = 2 mA
2.3 V
0.4
V
VOL
IOL = 6 mA
3 V
0.44
V
IOL = 12 mA
4.5 V
0.55
II
VI = 5.5 V or GND
0 to 5.5 V
±1
μA
ICC
VI = VCC or GND,
IO = 0
5.5 V
20
μA
Ioff
VI or VO = 0 to 5.5 V
0
5
μA
C
V =VCC or GND
3.3 V
2
pF
Ci
VI = VCC or GND
5 V
2
pF
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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