参数资料
型号: DC1339A
厂商: Linear Technology
文件页数: 17/20页
文件大小: 0K
描述: BOARD SAR ADC LTC2302
软件下载: QuikEval System
设计资源: DC1339A Design File
DC1339A Schematic
标准包装: 1
系列: QuikEval™
ADC 的数量: 1
位数: 12
采样率(每秒): 500k
数据接口: MICROWIRE?,串行,SPI?
输入范围: ±VREF/2
在以下条件下的电源(标准): 14mW @ 500kSPS
已用 IC / 零件: LTC2302
已供物品:
相关产品: LTC2302IDD#TRPBF-ND - IC ADC 12-BIT 1CH 500KSPS 10DFN
LTC2302IDD#PBF-ND - IC ADC 12BIT 1CH 500KSPS 10-DFN
LTC2302CDD#TRPBF-ND - IC ADC 12-BIT 1CH 500KSPS 10DFN
LTC2302CDD#PBF-ND - IC ADC 12BIT 1CH 500KSPS 10-DFN
LTC2302/LTC2306
6
23026fa
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity
vs Output Code
Differential Nonlinearity
vs Output Code
1kHz Sine Wave
8192 Point FFT Plot
SNR vs Input Frequency
SINAD vs Input Frequency
THD vs Input Frequency
Supply Current
vs Sampling Frequency
Supply Current vs Temperature
(LTC2302) TA = 25°C, VDD = OVDD = 5V, VREF = 4.096V, fSMPL = 500ksps, unless otherwise noted.
OUTPUT CODE
0
INL
(LSB)
0
0.25
0.50
4096
23026 G01
–0.25
–0.50
–1.00
1024
2048
3072
–0.75
1.00
0.75
OUTPUT CODE
0
DNL
(LSB)
0
0.25
0.50
4096
23026 G02
–0.25
–0.50
–1.00
1024
2048
3072
–0.75
1.00
0.75
FREQUENCY (kHz)
0
–40
–20
0
200
23026 G03
–60
–80
50
100
150
250
–100
–120
–50
–30
–10
–70
–90
–110
–130
–140
MAGNITUDE
(dB)
SNR = 73.2dB
SINAD = 72.8dB
THD = –89.5dB
FREQUENCY (kHz)
1
50
SNR
(dB)
70
75
80
10
100
1000
23026 G04
65
60
55
FREQUENCY (kHz)
1
50
SINAD
(dB)
70
75
80
10
100
1000
23026 G05
65
60
55
FREQUENCY (kHz)
1
–80
THD
(dB)
–70
–60
10
100
1000
23026 G06
–90
–85
–75
–65
–95
–100
SAMPLING FREQUENCY (ksps)
1
2.0
SUPPL
Y
CURRENT
(mA)
2.5
3.0
3.5
10
100
1000
23026 G07
1.5
1.0
0.5
0
TEMPERATURE (°C)
–50
2.0
SUPPLY
CURRENT
(mA)
2.2
2.6
2.8
3.0
4.0
3.4
0
50
75
23026 G08
2.4
3.6
3.8
3.2
–25
25
100
125
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