參數(shù)資料
型號(hào): SN74ALVC74
廠商: Texas Instruments, Inc.
英文描述: DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOP WITH CLEAR AND PRESET
中文描述: 雙上升沿觸發(fā)的D型倒裝有明確和預(yù)設(shè)次浮點(diǎn)運(yùn)算
文件頁(yè)數(shù): 3/8頁(yè)
文件大?。?/td> 127K
代理商: SN74ALVC74
SN74ALVC74
DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOP
WITH CLEAR AND PRESET
SCES109E – JULY 1997 – REVISED JANUARY 1999
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
MIN
MAX
UNIT
VCC
Supply voltage
1.65
3.6
V
VCC = 1.65 V to 1.95 V
VCC = 2.3 V to 2.7 V
VCC = 2.7 V to 3.6 V
VCC = 1.65 V to 1.95 V
VCC = 2.3 V to 2.7 V
VCC = 2.7 V to 3.6 V
0.65
×
VCC
1.7
VIH
High-level input voltage
V
2
0.35
×
VCC
0.7
VIL
Low-level input voltage
V
0.8
VI
VO
Input voltage
0
VCC
VCC
–4
V
Output voltage
0
V
VCC = 1.65 V
VCC = 2.3 V
VCC = 2.7 V
VCC = 3 V
VCC = 1.65 V
VCC = 2.3 V
VCC = 2.7 V
VCC = 3 V
IOH
High level output current
High-level output current
–12
mA
–12
–24
4
IOL
Low level output current
Low-level output current
12
mA
12
24
t/
v
TA
NOTE 4: 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.
Input transition rise or fall rate
10
ns/V
°
C
Operating free-air temperature
–40
85
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
IOH = –100
μ
A
IOH = –4 mA
IOH = –6 mA
1.65 V to 3.6 V
VCC–0.2
1.2
1.65 V
2.3 V
2
VOH
2.3 V
1.7
V
IOH = –12 mA
2.7 V
2.2
3 V
2.4
IOH = –24 mA
IOL = 100
μ
A
IOL = 4 mA
IOL = 6 mA
3 V
2
1.65 V to 3.6 V
0.2
1.65 V
0.45
VOL
2.3 V
0.4
V
IOL= 12 mA
IOL = 12 mA
2.3 V
0.7
2.7 V
0.4
IOL = 24 mA
VI = VCC or GND
VI = VCC or GND,
One input at VCC – 0.6 V,
VI = VCC or GND
3 V
0.55
±
5
20
II
ICC
ICC
Ci
3.6 V
μ
A
μ
A
μ
A
pF
IO = 0
Other inputs at VCC or GND
3.6 V
3 V to 3.6 V
750
3.3 V
All typical values are at VCC = 3.3 V, TA = 25
°
C.
P
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