Supply Voltage (V<" />
參數(shù)資料
型號(hào): LTC2435CGN
廠商: Linear Technology
文件頁(yè)數(shù): 12/42頁(yè)
文件大?。?/td> 0K
描述: IC ADC DIFF I/REF 20BIT 16-SSOP
標(biāo)準(zhǔn)包裝: 100
位數(shù): 20
采樣率(每秒): 15
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 1mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 管件
輸入數(shù)目和類(lèi)型: 1 個(gè)差分,雙極
LTC2435/LTC2435-1
2
24351fc
For more information www.linear.com/LTC2435
pin conFiguraTion
absoluTe MaxiMuM raTings
Supply Voltage (VCC) to GND.......................–0.3V to 7V
Analog Input Pins Voltage to GND –0.3V to (VCC + 0.3V)
Reference Input Pins Voltage
to GND ..........................................–0.3V to (VCC + 0.3V)
Digital Input Voltage to GND .........–0.3V to (VCC + 0.3V)
Digital Output Voltage to GND.......–0.3V to (VCC + 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
(Notes 1, 2)
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
VCC
REF+
REF
IN+
IN
GND
FO
SCK
SDO
CS
GND
TJMAX = 125°C, θJA = 95°C/W
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2435CGN#PBF
LTC2435CGN#TRPBF
2435
16-Lead Plastic SSOP
0°C to 70°C
LTC2435IGN#PBF
LTC2435CGN#TRPBF
2435I
16-Lead Plastic SSOP
–40°C to 85°C
LTC2435-1CGN#PBF
LTC2435-1CGN#TRPBF
24351
16-Lead Plastic SSOP
0°C to 70°C
LTC2435-1IGN#PBF
LTC2435-1IGN#TRPBF
24351I
16-Lead Plastic SSOP
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on nonstandard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
elecTrical characTerisTics The
l
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes) 0.1V ≤ VREF ≤ VCC, –0.5 VREF ≤ VIN ≤ 0.5 VREF , (Note 5)
20
Bits
Integral Nonlinearity
5V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF= GND, VINCM = 1.25V, (Note 6)
5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF= GND, VINCM = 2.5V, (Note 6)
2.7V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF= GND, VINCM = 1.25V, (Note 6)
2
3
10
20
ppm of VREF
Offset Error
2.5V ≤ REF+ ≤ VCC, REF= GND,
GND ≤ IN+ = IN≤ VCC, (Note 14)
2
5
mV
Offset Error Drift
2.5V ≤ REF+ ≤ VCC, REF= GND,
GND ≤ IN+ = IN≤ VCC
100
nV/°C
Positive Gain Error
2.5V ≤ REF+ ≤ VCC, REF= GND,
IN+ = 0.75REF+, IN= 0.25 REF+
10
25
ppm of VREF
Positive Gain Error Drift
2.5V ≤ REF+ ≤ VCC, REF= GND,
IN+ = 0.75REF+, IN= 0.25 REF+
0.1
ppm of VREF/°C
Negative Gain Error
2.5V ≤ REF+ ≤ VCC, REF= GND,
IN+ = 0.25 REF+, IN= 0.75 REF+
10
25
ppm of VREF
Negative Gain Error Drift
2.5V ≤ REF+ ≤ VCC, REF= GND,
IN+ = 0.25 REF+, IN= 0.75 REF+
0.1
ppm of VREF/°C
Output Noise
5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF= GND,
GND ≤ IN= IN+ ≤ VCC, (Note 13)
4
VRMS
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