參數(shù)資料
型號(hào): DS229SN
廠商: DALLAS SEMICONDUCTOR
元件分類: Line Driver or Receiver
英文描述: LINE TRANSCEIVER, PDSO20
封裝: SOIC-20
文件頁(yè)數(shù): 44/47頁(yè)
文件大小: 413K
代理商: DS229SN
MAX1464
Low-Power, Low-Noise Multichannel
Sensor Signal Processor
6
Maxim Integrated
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Bit Weight
BWPWM
2
s/LSB
Offset Error
VPWM_OS
PWM data = 0000h
±1
s
Gain Error
GEPWM
(Note 7)
±0.025
%
Output Jitter
OJPWM
1/4
LSB
EXTERNAL REFERENCE INPUT
Reference Input Voltage Range
VREF
2.25
2.5
2.75
V
Reference Input Resistance
RREF
VREF = 2.5V, ADC = ON, DACs = ON
100
k
Ω
INTERNAL VOLTAGE REFERENCE
Internal Voltage Reference
VIR
(Note 8)
4.5
4.92
5.35
V
Temperature Coefficient
TCIR
±110
ppm/
°C
TEMPERATURE SENSOR
+2
mV/
°C
Sensitivity
SensTS
PGA[4:0] = 00001, CO[3:0] = 0110
+95
LSB/
°C
Nonlinearity Error
INLTS
±0.5
%FS
Hysteresis
HistTS
±0.1
%FS
ANALOG-TO-DIGITAL CONVERTER
Resolution
RESADC
16
Bits
Integral Nonlinearity
INLADC
2
Bits
Differential Nonlinearity
DNLADC
±1
LSB
ADC Offset Error
VADC_OS
PGA[4:0] = 00000 (0.99),
CO[3:0] = 0000 (Note 9)
4%FS
Channel-to-Channel Offset Error
Matching
ΔVADC_OS
±1
LSB
ADC Offset-Supply Rejection
OSRADC
At DC, ADC ref = VREF = 5V
0.3
%FS
ADC Gain-Supply Rejection
GSRADC
At DC, ADC ref = VREF = 5V
0.005
%FS
Offset Temperature Coefficient
TA = -40°C to +125°C
0.03
%FS
Ratiometricity
PGA[4:0] = 00000 to 01000
0.02
%FS
ELECTRICAL CHARACTERISTICS (continued)
(VDDF = VDD = 4.5V to 5.5V, VSSF = VSS = 0V, fCLK = 4.0MHz, TA = TMIN to TMAX. Typical values are at VDDF = VDD = 5.0V, VSSF = VSS = 0V,
TA = +25°C, unless otherwise noted.) (Note 1)
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