参数资料
型号: 935049500602
厂商: NXP SEMICONDUCTORS
元件分类: 计数移位寄存器
英文描述: F/FAST SERIES, 4-BIT RIGHT PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDIP16
封装: 0.300 INCH, PLASTIC, SOT-38-4, DIP-16
文件页数: 8/13页
文件大小: 151K
代理商: 935049500602
Philips Semiconductors
Product specification
74F195A
4-bit parallel-access shift register
1996 Mar 12
4
FUNCTION TABLE
INPUTS
OUTPUTS
OPERATING MODES
MR
CP
PE
J
K
Dn
Q0
Q1
Q2
Q3
OPERATING MODES
L
X
L
H
Reset (clear)
H
h
X
H
q0
q1
q2
Shift, set First stage
H
h
l
X
L
q0
q1
q2
Shift, reset First stage
H
h
l
X
q0
q1
q2
Shift, toggle First stage
H
h
l
h
X
q0
q1
q2
Shift, retain First stage
H = High voltage level
h = High voltage level one setup time prior to Low-to-High clock transition
L = Low voltage level
l = Low voltage level one setup time prior to Low-to-High clock transition
X = Don’t care
↑ = Low-to-High clock transition
dn(qn) = Lower case letters indicate the state of the referenced input (or output) one setup time prior to the Low-to-High clock transition.
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
RATING
UNIT
VCC
Supply voltage
–0.5 to +7.0
V
VIN
Input voltage
–0.5 to +7.0
V
IIN
Input current
–30 to +5
mA
VOUT
Voltage applied to output in High output state
–0.5 to +VCC
V
IOUT
Current applied to output in Low output state
40
mA
Tamb
Operating free-air temperature range
0 to +70
°C
Tstg
Storage temperature
–65 to +150
°C
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
SYMBOL
PARAMETER
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5.0
5.5
V
VIH
High-level input voltage
2.0
V
VIL
Low-level input voltage
0.8
V
IIK
Input clamp current
–18
mA
IOH
High-level output current
–1
mA
IOL
Low-level output current
20
mA
Tamb
Operating free-air temperature range
0
70
°C
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