参数资料
型号: DC571A
厂商: Linear Technology
文件页数: 34/48页
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2418
软件下载: QuikEval System
设计资源: DC571A Design File
DC571A Schematic
标准包装: 1
系列: QuikEval™
ADC 的数量: 1
位数: 24
采样率(每秒): 7.5
数据接口: MICROWIRE?,串行,SPI?
工作温度: 0°C ~ 70°C
已用 IC / 零件: LTC2418
已供物品:
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LTC2414/LTC2418
4
241418fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IN+
Absolute/Common Mode IN+ Voltage
GND – 0.3
VCC + 0.3
V
IN
Absolute/Common Mode INVoltage
GND – 0.3
VCC + 0.3
V
VIN
Input Differential Voltage Range
–VREF/2
VREF/2
V
(IN+ – IN)
REF+
Absolute/Common Mode REF+ Voltage
0.1
VCC
V
REF
Absolute/Common Mode REFVoltage
GND
VCC – 0.1
V
VREF
Reference Differential Voltage Range
0.1
VCC
V
(REF+ – REF)
CS (IN+)IN+ Sampling Capacitance
18
pF
CS (IN
)INSampling Capacitance
18
pF
CS (REF
+)REF+ Sampling Capacitance
18
pF
CS (REF
)REFSampling Capacitance
18
pF
IDC_LEAK (IN+)IN+ DC Leakage Current
CS = VCC = 5.5V, IN+ = GND
–10
1
10
nA
IDC_LEAK (IN)INDC Leakage Current
CS = VCC = 5.5V, IN= 5V
–10
1
10
nA
IDC_LEAK (REF+)REF+ DC Leakage Current
CS = VCC = 5.5V, REF+ = 5V
–10
1
10
nA
IDC_LEAK (REF)REFDC Leakage Current
CS = VCC = 5.5V, REF= GND
–10
1
10
nA
Off Channel to In Channel Isolation
DC
140
dB
(RIN = 100)
1Hz
140
dB
fS = 15,3600Hz
140
dB
tOPEN
MUX Break-Before-Make Interval
2.7V
≤ VCC ≤ 5.5V
70
100
300
ns
IS(OFF)
Channel Off Leakage Current
Channel at VCC and GND
–10
1
10
nA
The
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 3)
A ALOG I PUT A D REFERE CE
U
The
denotes specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
2.7V
≤ VCC ≤ 5.5V
2.5
V
CS, FO, SDI
2.7V
≤ VCC ≤ 3.3V
2.0
V
VIL
Low Level Input Voltage
4.5V
≤ VCC ≤ 5.5V
0.8
V
CS, FO, SDI
2.7V
≤ VCC ≤ 5.5V
0.6
V
VIH
High Level Input Voltage
2.7V
≤ VCC ≤ 5.5V (Note 9)
2.5
V
SCK
2.7V
≤ VCC ≤ 3.3V (Note 9)
2.0
V
VIL
Low Level Input Voltage
4.5V
≤ VCC ≤ 5.5V (Note 9)
0.8
V
SCK
2.7V
≤ VCC ≤ 5.5V (Note 9)
0.6
V
IIN
Digital Input Current
0V
≤ VIN ≤ VCC
–10
10
A
CS, FO, SDI
IIN
Digital Input Current
0V
≤ VIN ≤ VCC (Note 9)
–10
10
A
SCK
CIN
Digital Input Capacitance
10
pF
CS, FO, SDI
CIN
Digital Input Capacitance
(Note 9)
10
pF
SCK
VOH
High Level Output Voltage
IO = – 800A
VCC – 0.5
V
SDO
DIGITAL I PUTS A D DIGITAL OUTPUTS
U
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