參數(shù)資料
型號: DS229SN
廠商: DALLAS SEMICONDUCTOR
元件分類: Line Driver or Receiver
英文描述: LINE TRANSCEIVER, PDSO20
封裝: SOIC-20
文件頁數(shù): 47/47頁
文件大?。?/td> 413K
代理商: DS229SN
MAX1464
Low-Power, Low-Noise Multichannel
Sensor Signal Processor
9
Maxim Integrated
Typical Operating Characteristics
(VDD = 5.0V, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1464
toc01
SUPPLY VOLTAGE, VDD (V)
SUPPLY
CURRENT,
I
DD
(mA)
5.3
5.1
4.7
4.9
2.30
2.35
2.40
2.45
2.50
2.55
2.60
2.65
2.25
4.5
5.5
CPU ON 2% OF TIME
ADC ON 98% OF TIME
ADCCLK = 1MHz
DAC1 ON
SMALL OP AMP ON
TA = +125°C
TA = +25
°C
TA = -40°C
SUPPLY CURRENT
vs. INTERNAL CLOCK FREQUENCY
MAX1464
toc02
INTERNAL CLOCK FREQUENCY (MHz)
SUPPLY
CURRENT,
I
DD
(mA)
4.5
4.0
3.5
2.25
2.30
2.35
2.40
2.45
2.50
2.55
2.60
2.65
2.70
2.20
3.0
5.0
CPU ON 2% OF TIME
ADC ON 98% OF TIME
ADCCLK = 1MHz
DAC1 ON
SMALL OP AMP ON
MODULE CURRENT
vs. TEMPERATURE
MAX1464
toc03
TEMPERATURE (
°C)
MODULE
CURRENT
(mA)
98
70
43
15
-13
0.7
0.9
1.1
1.3
1.5
1.7
1.9
2.1
2.3
2.5
0.5
-40
125
DAC + LARGE OP AMP
DAC + SMALL OP AMP
ADC
BASE
BASE OPERATING CURRENT
vs. SUPPLY VOLTAGE
MAX1464
toc04
SUPPLY VOLTAGE, VDD (V)
BASE
OPERATING
CURRENT,
I
BO
(mA)
5.3
5.1
4.7
4.9
0.67
0.69
0.71
0.73
0.75
0.77
0.79
0.81
0.65
4.5
5.5
TA = +125°C
TA = +25
°C
TA = -40°C
ADC RATIOMETRICITY ERROR
vs. SUPPLY VOLTAGE
MAX1464
toc05
SUPPLY VOLTAGE, VDD (V)
ADC
RATIOMETRICITY
ERROR
(%FS)
5.3
5.1
4.7
4.9
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
-0.04
4.5
5.5
ADC INPUT = 0.75 x VDD
ADC INPUT = 0.5 x VDD
ADC INPUT = 0
ADC INPUT = -0.75 x VDD
ADC INPUT = -0.5 x VDD
ADCREF = VDD
PGA[4:0] = 00000
ADC INL
MAX1464
toc06
1.0
0.5
-0.5
0
-1.0
INPUT VOLTAGE NORMALIZED TO FULL SCALE
ADC
NONLINEARITY
ERROR
(%FS)
-0.004
-0.002
0
0.002
0.004
0.006
-0.006
PGA[4:0] = 01000
DO
DI
SCLK
CS
tCSS
tCL
tCH
tCSH
tSC
tCS
tDS
tDH
tDS
tDH
tCSI
tCSS
tCL
tCH
tSC
tCSH
tDO
tTR
tDV
tDO
tTR
Figure 1. Serial Interface Timing Diagram
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