參數(shù)資料
型號： LTC2435CGN
廠商： LINEAR TECHNOLOGY CORP
元件分類： ADC
英文描述： 20-Bit No Latency ADCs with Differential Input and Differential Reference
中文描述： 1-CH 20-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO16
封裝： 0.150 INCH, PLASTIC, SSOP-16
文件頁數(shù)： 2/40頁
文件大小： 463K
代理商： LTC2435CGN
LTC2435/LTC2435-1
2
24351fa
ABSOLUTEW
(Notes 1, 2)
Supply Voltage (V
CC
) to GND.......................–0.3V to 7V
Analog Input Pins Voltage
to GND.................................... –0.3V to (V
CC
+ 0.3V)
Reference Input Pins Voltage
to GND.................................... –0.3V to (V
CC
+ 0.3V)
Digital Input Voltage to GND........ –0.3V to (V
CC
+ 0.3V)
Digital Output Voltage to GND ..... –0.3V to (V
CC
+ 0.3V)
Operating Temperature Range
LTC2435C/LTC2435-1C...........................0
°
C to 70
°
C
LTC2435I/LTC2435-1I........................ –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
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. (Notes 3, 4)
ORDER PART NUMBER
LTC2435CGN
LTC2435IGN
LTC2435-1CGN
LTC2435-1IGN
T
JMAX
= 125
°
C,
θ
JA
= 95
°
C/W
PARAMETER
Resolution (No Missing Codes)
Integral Nonlinearity
CONDITIONS
0.1V
≤
V
REF
≤
V
CC
, –0.5 V
REF
≤
V
IN
≤
0.5 V
REF
, (Note 5)
5V
≤
V
CC
≤
5.5V, REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V, (Note 6)
5V
≤
V
CC
≤
5.5V, REF
+
= 5V, REF
–
= GND, V
INCM
= 2.5V, (Note 6)
2.7V
≤
V
CC
≤
5.5V, REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V, (Note 6)
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
+
= IN
–
≤
V
CC
, (Note 14)
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
+
= IN
–
≤
V
CC
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.75REF
+
, IN
–
= 0.25 REF
+
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.75REF
+
, IN
–
= 0.25 REF
+
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.25 REF
+
, IN
–
= 0.75 REF
+
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.25 REF
+
, IN
–
= 0.75 REF
+
5V
≤
V
CC
≤
5.5V, REF
+
= 5V, REF
–
= GND,
GND
≤
IN
–
= IN
+
≤
V
CC
, (Note 13)
MIN
20
TYP
MAX
UNITS
Bits
●
2
3
10
2
ppm of V
REF
ppm of V
REF
ppm of V
REF
●
20
Offset Error
●
5
mV
Offset Error Drift
100
nV/
°
C
Positive Gain Error
●
10
25
ppm of V
REF
Positive Gain Error Drift
0.1
ppm of V
REF
/
°
C
Negative Gain Error
●
10
25
ppm of V
REF
Negative Gain Error Drift
0.1
ppm of V
REF
/
°
C
Output Noise
4
μ
V
RMS
The
●
denotes specifications which apply over the full operating
GN PART MARKING
2435
2435I
24351
24351I
TOP VIEW
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
V
CC
REF
+
REF
–
IN
+
IN
–
GND
GND
GND
GND
F
O
SCK
SDO
CS
GND
GND
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The
●
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. (Notes 3, 4)
CO VERTER CHARACTERISTICS
U
PARAMETER
Input Common Mode Rejection DC
CONDITIONS
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
–
= IN
+
≤
V
CC
(Note 5)
MIN
110
TYP
120
MAX
UNITS
●
dB
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