LTC1747 Linear Technology, LTC1747 Datasheet - Page 4

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LTC1747

Manufacturer Part Number
LTC1747
Description
12-Bit 80Msps Low Noise ADC
Manufacturer
Linear Technology
Datasheet

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DIGITAL I PUTS A D DIGITAL OUTPUTS
POWER REQUIRE E TS
range, otherwise specifications are at T
LTC1747
SYMBOL
V
I
P
OV
TI I G CHARACTERISTICS
range, otherwise specifications are at T
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
operating temperature range, otherwise specifications are at T
SYMBOL
V
V
I
C
V
V
I
C
I
I
4
DD
0
1
2
3
4
5
6
7
8
9
10
11
12
IN
OZ
SOURCE
SINK
IH
IL
IN
OH
OL
OZ
DD
DIS
DD
W
U
PARAMETER
High Level Input Voltage
Low Level Input Voltage
Digital Input Current
Digital Input Capacitance
High Level Output Voltage
Low Level Output Voltage
Hi-Z Output Leakage D11 to D0
Hi-Z Output Capacitance D11 to D0
Output Source Current
Output Sink Current
PARAMETER
Positive Supply Voltage
Positive Supply Current
Power Dissipation
Digital Output Supply Voltage
PARAMETER
ENC Period
ENC High
ENC Low
Aperture Delay
ENC to CLKOUT Falling
ENC to CLKOUT Rising
For 80Msps 50% Duty Cycle
ENC to DATA Delay
ENC to DATA Delay (Hold Time)
ENC to DATA Delay (Setup Time)
For 80Msps 50% Duty Cycle
CLKOUT to DATA Delay (Hold Time),
80Msps 50% Duty Cycle
CLKOUT to DATA Delay (Setup Time),
80Msps 50% Duty Cycle
DATA Access Time After OE
BUS Relinquish
Data Latency
U
W U
U
A
A
= 25 C. (Note 5)
= 25 C. (Note 5)
CONDITIONS
CONDITIONS
V
V
V
MSBINV and OE Only
OV
OV
V
OE = High (Note 8)
V
V
The
DD
DD
IN
OUT
OUT
OUT
CONDITIONS
(Note 9)
(Note 8)
(Note 8)
(Note 8)
C
C
C
C
(Note 8)
C
C
(Note 8)
C
C
(Note 8)
DD
DD
L
L
L
L
L
L
L
L
= 0V to V
= 5.25V
= 4.75V
= 10pF (Note 8)
= 10pF (Note 8)
= 10pF (Note 8)
= 10pF (Note 8)
= 10pF (Note 8)
= 10pF (Note 8)
= 10pF (Note 8)
= 10pF (Note 8)
The
= 0V to V
= 0V
= 5V
= 4.75V
= 4.75V
indicates specifications which apply over the full operating temperature
indicates specifications which apply over the full operating temperature
DD
DD
A
, OE = High
= 25 C. (Note 5)
The
I
I
I
I
O
O
O
O
= –10 A
= – 200 A
= 160 A
= 1.6mA
indicates specifications which apply over the full
MIN
4.75
12.5
7.25
MIN
MIN
0.5
2.4
1.4
5.3
2.1
4
6
6
1
2
6
www.DataSheet4U.com
t
t
1
0
4.74
4.74
0.05
TYP
8.65
TYP
– 50
280
TYP
1.4
2.4
4.9
3.4
7.6
1.5
0.1
50
10
10
0
+ t
– t
5
4
6
10.25
MAX
MAX
2000
1000
1000
MAX
5.25
1.55
10.5
310
V
7.2
4.7
0.8
0.4
15
25
25
DD
4
10
10
UNITS
UNITS
UNITS
cycles
1747fa
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
pF
pF
W
V
V
V
V
A
V
V
V
V
A

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