参数资料
型号: SN74LV166ADB
厂商: Texas Instruments, Inc.
英文描述: 8-BIT PARALLEL-LOAD SHIFT REGISTERS
中文描述: 8位并行,负载移位寄存器
文件页数: 5/20页
文件大小: 436K
代理商: SN74LV166ADB
SCLS456C FEBRUARY 2001 REVISED APRIL 2005
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54LV166A
MIN
SN74LV166A
MIN
UNIT
MAX
MAX
VCC
Supply voltage
2
5.5
2
5.5
V
VCC = 2 V
VCC = 2.3 V to 2.7 V
VCC = 3 V to 3.6 V
VCC = 4.5 V to 5.5 V
VCC = 2 V
VCC = 2.3 V to 2.7 V
VCC = 3 V to 3.6 V
VCC = 4.5 V to 5.5 V
1.5
1.5
VIH
High-level input voltage
VCC
×
0.7
VCC
×
0.7
VCC
×
0.7
VCC
×
0.7
VCC
×
0.7
VCC
×
0.7
V
0.5
0.5
VIL
Low-level input voltage
VCC
×
0.3
VCC
×
0.3
VCC
×
0.3
5.5
VCC
×
0.3
VCC
×
0.3
VCC
×
0.3
5.5
V
VI
VO
Input voltage
0
0
V
Output voltage
0
VCC
50
0
VCC
50
V
μ
A
VCC = 2 V
VCC = 2.3 V to 2.7 V
VCC = 3 V to 3.6 V
VCC = 4.5 V to 5.5 V
VCC = 2 V
VCC = 2.3 V to 2.7 V
VCC = 3 V to 3.6 V
VCC = 4.5 V to 5.5 V
VCC = 2.3 V to 2.7 V
VCC = 3 V to 3.6 V
VCC = 4.5 V to 5.5 V
IOH
High-level output current
2
2
6
6
mA
12
12
50
50
μ
A
IOL
Low-level output current
2
2
6
6
mA
12
12
200
200
t/
v
Input transition rise or fall rate
100
100
ns/V
20
20
TA
Operating free-air temperature
55
125
40
85
°
C
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.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
SN54LV166A
MIN
VCC0.1
2
SN74LV166A
MIN
VCC0.1
2
UNIT
TYP
MAX
TYP
MAX
IOH = 50
μ
A
IOH = 2 mA
IOH = 6 mA
IOH = 12 mA
IOL = 50
μ
A
IOL = 2 mA
IOL = 6 mA
IOL = 12 mA
VI = 5.5 V or GND
VI = VCC or GND,
VI or VO = 0 to 5.5 V
VI = VCC or GND
2 V to 5.5 V
VOH
2.3 V
V
3 V
2.48
2.48
4.5 V
3.8
3.8
2 V to 5.5 V
0.1
0.1
VOL
2.3 V
0.4
0.4
V
3 V
0.44
0.44
4.5 V
0.55
±
1
20
0.55
±
1
20
II
ICC
Ioff
Ci
0 to 5.5 V
μ
A
μ
A
μ
A
pF
IO = 0
5.5 V
0
5
5
3.3 V
1.6
1.6
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