LTC1741IFW データシートの表示（PDF） - Linear Technology
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LTC1741IFW Datasheet PDF : 20 Pages
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LTC1741
DIGITAL I PUTS A D DIGITAL OUTPUTS The q indicates specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
VIH
High Level Input Voltage
VDD = 5.25V
q 2.4
V
VIL
Low Level Input Voltage
VDD = 4.75V
q
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
q
±10
µA
CIN
Digital Input Capacitance
MSBINV and OE Only
1.5
pF
VOH
High Level Output Voltage
OVDD = 4.75V
IO = –10µA
4.74
V
IO = – 200µA q 4
V
VOL
Low Level Output Voltage
OVDD = 4.75V
IO = 160µA
0.05
V
IO = 1.6mA q
0.1
0.4
V
IOZ
Hi-Z Output Leakage D11 to D0
VOUT = 0V to VDD, OE = High
q
±10
µA
COZ
Hi-Z Output Capacitance D11 to D0
OE = High (Note 8)
q
15
pF
ISOURCE Output Source Current
VOUT = 0V
– 50
mA
ISINK
Output Sink Current
VOUT = 5V
50
mA
POWER REQUIRE E TS The q indicates specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
VDD
Positive Supply Voltage
4.75
5.25
V
IDD
Positive Supply Current
q
255
275
mA
PDIS
Power Dissipation
q
1.275 1.375
W
OVDD
Digital Output Supply Voltage
WU
TI I G CHARACTERISTICS
0.5
VDD
V
The q indicates specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
t0
ENC Period
(Note 9)
t1
ENC High
(Note 8)
t2
ENC Low
(Note 8)
t3
Aperture Delay
(Note 8)
t4
ENC to CLKOUT Falling
CL = 10pF (Note 8)
t5
ENC to CLKOUT Rising
CL = 10pF (Note 8)
For 65Msps 50% Duty Cycle
CL = 10pF (Note 8)
t6
ENC to DATA Delay
CL = 10pF (Note 8)
t7
ENC to DATA Delay (Hold Time)
(Note 8)
t8
ENC to DATA Delay (Setup Time)
CL = 10pF (Note 8)
For 65Msps 50% Duty Cycle
CL = 10pF (Note 8)
t9
CLKOUT to DATA Delay (Hold Time), (Note 8)
65Msps 50% Duty Cycle
q 15.3
2000
ns
q 7.3
1000
ns
q 7.3
1000
ns
0
ns
q1
2.4
4
ns
t1 + t4
ns
q 8.7
10.1
11.7
ns
q2
4.9
7.2
ns
q 1.4
3.4
4.7
ns
t0 – t6
ns
q 8.2
10.5
13.4
ns
q7
ns
t10
CLKOUT to DATA Delay (Setup Time), CL = 10pF (Note 8)
q3
ns
65Msps 50% Duty Cycle
t11
DATA Access Time After OE
t12
BUS Relinquish
Data Latency
CL = 10pF (Note 8)
(Note 8)
10
25
ns
10
25
ns
5
cycles
1741f
4
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