參數(shù)資料
型號(hào): LTC1405
廠商: Linear Technology Corporation
英文描述: 12-Bit, 5Msps, Sampling ADC(12位, 5Msps,采樣模數(shù)轉(zhuǎn)換器)
中文描述: 12位,5Msps,采樣ADC(12位,5Msps,采樣模數(shù)轉(zhuǎn)換器)
文件頁(yè)數(shù): 2/20頁(yè)
文件大小: 339K
代理商: LTC1405
2
LTC1405
ABSOLUTEW
0V
DD
= V
DD
(Notes 1, 2)
Supply Voltage (V
DD
)................................................. 6V
Negative Supply Voltage (V
SS
) ................................–6V
Total Supply Voltage (V
DD
to V
SS
) ........................... 12V
Analog Input Voltage
(Note 3) .............................(V
SS
– 0.3V) to (V
DD
+ 0.3V)
Digital Input Voltage
(Note 4) .............................(V
SS
– 0.3V) to (V
DD
+ 0.3V)
Digital Output Voltage........(V
SS
– 0.3V) to (V
DD
+ 0.3V)
Power Dissipation.............................................. 500mW
Operating Temperature Range
LTC1405C ...............................................0
°
C to 70
°
C
LTC1405I............................................ –40
°
C to 85
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
W
W
U
PACKAGE/ORDER IU
U
W
ORDER PART
NUMBER
LTC1405CGN
LTC1405IGN
COU
The
G
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25
°
C.
With Internal 4.096V Reference. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
Consult factory for parts specified with wider operating temperature ranges.
T
JMAX
= 110
°
C,
θ
JA
= 110
°
C/W
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
GN PACKAGE
28-LEAD PLASTIC SSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
+A
IN
–A
IN
V
CM
SENSE
V
REF
GND
V
DD
GND
D11 (MSB)
D10
D9
D8
D7
D6
GAIN
OF
CLK
V
SS
GND
V
DD
OV
DD
OGND
D0
D1
D2
D3
D4
D5
PARAMETER
Resolution (No Missing Codes)
Integral Linearity Error
Differential Linearity Error
Offset Error
CONDITIONS
MIN
12
TYP
MAX
UNITS
Bits
LSB
LSB
LSB
LSB
LSB
ppm/
°
C
G
(Note 7)
G
±
0.35
±
0.25
±
5
±
1
±
1
12
16
30
G
(Note 8)
G
Full-Scale Error
Full-Scale Tempco
±
10
±
15
I
OUT(REF)
= 0
PUT
U
A
A
specifications are at T
A
= 25
°
C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
U
LOG
The
G
denotes the specifications which apply over the full operating temperature range, otherwise
SYMBOL
V
IN
PARAMETER
Analog Input Range (Note 9)
+A
IN
– (–A
IN
)
CONDITIONS
V
REF
= 4.096V (SENSE = 0V), GAIN = 5V
V
REF
= 4.096V (SENSE = 0V), GAIN = 0V
V
REF
= 2.048V (SENSE = V
REF
), GAIN = 5V
V
REF
= 2.048V (SENSE = V
REF
), GAIN = 0V
External V
REF
(SENSE = 5V), GAIN = 5V
External V
REF
(SENSE = 5V), GAIN = 0V
MIN
TYP
±
2.048
±
1.024
±
1.024
±
0.512
±
V
REF
/2
±
V
REF
/4
MAX
UNITS
G
G
G
G
G
G
V
V
V
V
V
V
I
IN
C
IN
Analog Input Leakage Current
Analog Input Capacitance
G
±
10
μ
A
pF
pF
ns
Between Conversions
During Conversions
12
6
50
t
ACQ
Sample-and-Hold Acquisition Time
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