参数资料
型号: DC939A
厂商: Linear Technology
文件页数: 34/42页
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2484
软件下载: QuikEval System
设计资源: DC939A Design File
DC939A Schematic
标准包装: 1
系列: Easy Drive™, QuikEval™
ADC 的数量: 1
位数: 24
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: LTC2484
已供物品:
相关产品: LTC2484CDD#TRPBF-ND - IC ADC 24BIT 10-DFN
LTC2484IDD#TRPBF-ND - IC ADC 24BIT 10-DFN
LTC2484IDD#PBF-ND - IC ADC 24BIT 10-DFN
LTC2484CDD#PBF-ND - IC ADC 24BIT 10-DFN
LTC2484
4
2484fd
ANALOG INPUT AND REFERENCE The l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CS (IN+)IN+ Sampling Capacitance
11
pF
CS (IN)INSampling Capacitance
11
pF
CS (VREF)VREF Sampling Capacitance
11
pF
IDC_LEAK (IN+)IN+ DC Leakage Current
Sleep Mode, IN+ = GND
l
–10
1
10
nA
IDC_LEAK (IN)INDC Leakage Current
Sleep Mode, IN= GND
l
–10
1
10
nA
IDC_LEAK (VREF)VREF DC Leakage Current
Sleep Mode, VREF = VCC
l
–100
1
100
nA
DIGITAL INPUTS AND DIGITAL OUTPUTS The l denotes the specications which apply over the
full operating temperature range, otherwise specications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
CS, fO, SDI
2.7V ≤ VCC ≤ 5.5V (Note 16)
l
VCC – 0.5
V
VIL
Low Level Input Voltage
CS, fO, SDI
2.7V ≤ VCC ≤ 5.5V
l
0.5
V
VIH
High Level Input Voltage
SCK
2.7V ≤ VCC ≤ 5.5V (Note 10)
l
VCC – 0.5
V
VIL
Low Level Input Voltage
SCK
2.7V ≤ VCC ≤ 5.5V (Note 10)
l
0.5
V
IIN
Digital Input Current
CS, fO, SDI
0V ≤ VIN ≤ VCC
l
–10
10
μA
IIN
Digital Input Current
SCK
0V ≤ VIN ≤ VCC (Note 10)
l
–10
10
μA
CIN
Digital Input Capacitance
CS, fO, SDI
10
pF
CIN
Digital Input Capacitance
SCK
10
pF
VOH
High Level Output Voltage
SDO
IO = –800μA
l
VCC – 0.5
V
VOL
Low Level Output Voltage
SDO
IO = 1.6mA
l
0.4
V
VOH
High Level Output Voltage
SCK
IO = –800μA
l
VCC – 0.5
V
VOL
Low Level Output Voltage
SCK
IO = 1.6mA
l
0.4
V
IOZ
Hi-Z Output Leakage
SDO
l
–10
10
μA
POWER REQUIREMENTS The l denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Supply Voltage
l
2.7
5.5
V
ICC
Supply Current
Conversion Mode (Note 12)
Sleep Mode (Note 12)
l
160
1
250
2
μA
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