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参数资料
型号： DC790A
厂商： Linear Technology
文件页数： 12/28页
文件大小： 0K
描述： BOARD DELTA SIGMA ADC LTC2439-1
软件下载： QuikEval System
设计资源： DC790A Design File
DC790A Schematic
标准包装： 1
系列： QuikEval™
ADC 的数量： 1
位数： 16
采样率（每秒）： 6.8
数据接口： MICROWIRE?，串行，SPI?
工作温度： 0°C ~ 70°C
已用 IC / 零件： LTC2439-1
已供物品： 板
相关产品： LTC2439-1CGN#PBF-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1IGN#PBF-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1CGN#TRPBF-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1IGN#TRPBF-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1CGN-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1IGN-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1IGN#TR-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1CGN#TR-ND - IC ADC 16BIT 16CH MCRPWR 28SSOP
LTC2439-1
2
24391fa
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
ORDER PART NUMBER
PART MARKING
(Notes 1, 2)
Supply Voltage (VCC) to GND.......................– 0.3V to 7V
Analog Input Voltage to GND ....... – 0.3V to (VCC + 0.3V)
Reference Input 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
LTC2439-1C ............................................ 0
°C to 70°C
LTC2439-1I ........................................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
TJMAX = 125°C, θJA = 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
CH8
CH9
CH10
CH11
CH12
CH13
CH14
CH15
VCC
COM
REF+
REF–
NC
CH7
CH6
CH5
CH4
CH3
CH2
CH1
CH0
SDI
FO
SCK
SDO
CS
GND
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
0.1V
≤ VREF ≤ VCC, –0.5 VREF ≤ VIN ≤ 0.5 VREF, (Note 5)
●
16
Bits
Integral Nonlinearity
4.5V
≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6)
0.06
LSB
5V
≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V, (Note 6)
●
0.12
1.25
LSB
REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Notes 6, 15)
0.30
LSB
Offset Error
2.5V
≤ REF+ ≤ VCC, REF– = GND,
●
520
V
GND
≤ IN+ = IN– ≤ VCC, (Notes 12,15)
Offset Error Drift
2.5V
≤ REF+ ≤ VCC, REF– = GND,
10
nV/
°C
GND
≤ IN+ = IN– ≤ VCC
Positive Full-Scale Error
2.5V
≤ REF+ ≤ VCC, REF– = GND,
●
0.16
1.25
LSB
IN+ = 0.75REF+, IN– = 0.25 REF+ (Note 15)
Positive Full-Scale Error Drift
2.5V
≤ REF+ ≤ VCC, REF– = GND,
0.03
ppm of VREF/°C
IN+ = 0.75REF+, IN– = 0.25 REF+
Negative Full-Scale Error
2.5V
≤ REF+ ≤ VCC, REF– = GND,
●
0.16
1.25
LSB
IN+ = 0.25 REF+, IN– = 0.75 REF+ (Note 15)
Negative Full-Scale Error Drift
2.5V
≤ REF+ ≤ VCC, REF– = GND,
0.03
ppm of VREF/°C
IN+ = 0.25 REF+, IN– = 0.75 REF+
The
● denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
ELECTRICAL CHARACTERISTICS
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC2439-1CGN
LTC2439-1IGN
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