LTC1405 Linear Technology, LTC1405 Datasheet - Page 2

• Manufacturer Part Number: LTC1405
• Description: 12-Bit/ 5Msps/ Sampling ADC
• Manufacturer: Linear Technology

A
LTC1405
ABSOLUTE AXI U RATI GS
AV
Supply Voltage (V
Negative Supply Voltage (V
Total Supply Voltage (V
Analog Input Voltage
(Note 3) ............................. (V
Digital Input Voltage
(Note 4) ............................. (V
Digital Output Voltage ........ (V
Power Dissipation .............................................. 500mW
Operating Temperature Range
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
CO VERTER CHARACTERISTICS
The
With Internal 4.096V Reference. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
PARAMETER
Resolution (No Missing Codes)
Integral Linearity Error
Differential Linearity Error
Offset Error
Full-Scale Error
Full-Scale Tempco
specifications are at T
SYMBOL
V
I
C
t
2
IN
ACQ
IN
IN
DD
U
LTC1405C ............................................... 0 C to 70 C
LTC1405I ............................................ – 40 C to 85 C
A
= DV
U
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
LOG
DD
PARAMETER
Analog Input Range (Note 9)
+A
Analog Input Leakage Current
Analog Input Capacitance
Sample-and-Hold Acquisition Time
IN
= 0V
– (–A
DD
I
IN
U
DD
= V
W
)
A
PUT
) ................................................. 6V
= 25 C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
DD
(Notes 1, 2)
DD
to V
W W
SS
The
) ................................ – 6V
SS
SS
SS
SS
– 0.3V) to (V
– 0.3V) to (V
– 0.3V) to (V
) ........................... 12V
denotes the specifications which apply over the full operating temperature range, otherwise
U
CONDITIONS
(Note 7)
(Note 8)
I
CONDITIONS
V
V
V
V
External V
External V
Between Conversions
During Conversions
DD
DD
DD
OUT(REF)
REF
REF
REF
REF
+ 0.3V)
+ 0.3V)
+ 0.3V)
= 4.096V (SENSE = 0V), GAIN = 5V
= 4.096V (SENSE = 0V), GAIN = 0V
= 2.048V (SENSE = V
= 2.048V (SENSE = V
= 0
REF
REF
(SENSE = 5V), GAIN = 5V
(SENSE = 5V), GAIN = 0V
PACKAGE/ORDER I FOR ATIO
Consult factory for Military grade parts.
D11 (MSB)
REF
REF
SENSE
AGND
AGND
AV
+A
–A
V
V
D10
REF
), GAIN = 5V
), GAIN = 0V
CM
DD
D9
D8
D7
D6
T
IN
IN
JMAX
28-LEAD PLASTIC SSOP
10
11
12
13
14
1
2
3
4
5
6
7
8
9
= 110 C,
GN PACKAGE
TOP VIEW
JA
= 110 C/W
28
27
26
25
24
23
22
21
20
19
18
17
16
15
GAIN
OF
CLK
V
DGND
DV
OV
OGND
D0
D1
D2
D3
D4
D5
MIN
MIN
SS
12
DD
DD
U
V
V
1.024
1.024
TYP
TYP
2.048
0.512
0.35
0.25
12
50
REF
REF
15
6
10
5
ORDER PART
LTC1405CGN
LTC1405IGN
/2
/4
NUMBER
W
MAX
MAX
A
12
16
30
10
1
1
= 25 C.
ppm/ C
UNITS
UNITS
U
LSB
LSB
LSB
LSB
LSB
Bits
pF
pF
ns
V
V
V
V
V
V
A