4-Channel, ±VREF Multirange Inputs, Serial 16-Bit ADC 4 ________________" />
參數(shù)資料
型號： MAX1303BEUP+T
廠商： Maxim Integrated Products
文件頁數(shù)： 24/29頁
文件大?。?/td> 0K
描述： IC ADC 16BIT MULT RANGE 20TSSOP
標準包裝： 2,500
位數(shù)： 16
采樣率（每秒）： 115k
數(shù)據(jù)接口： 串行
轉(zhuǎn)換器數(shù)目： 1
功率耗散（最大）： 105.5mW
電壓電源： 模擬和數(shù)字
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 20-TSSOP（0.173"，4.40mm 寬）
供應商設備封裝： 20-TSSOP
包裝： 帶卷 (TR)
輸入數(shù)目和類型： 4 個單端，單極；4 個單端，雙極；2 個差分，雙極
MAX1303
4-Channel, ±VREF Multirange Inputs,
Serial 16-Bit ADC
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VAVDD1 = VAVDD2 = VDVDD = VDVDDO = 5V, VAGND1 = VVDGND = VDGNDO = VAGND2 = VAGND3 = 0V, fCLK = 3.5MHz (50% duty
cycle), external clock mode, VREF = 4.096V (external reference operation), REFCAP = AVDD1, maximum single-ended bipolar input
range (±VREF), CDOUT = 50pF, CSSTRB = 50pF, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INTERNAL REFERENCE (Bypass REFCAP with 0.1F to AGND1 and REF with 1.0F to AGND1)
Reference Output Voltage
VREF
4.056
4.096
4.136
V
Reference Temperature
Coefficient
TCREF
±30
ppm/°C
REF shorted to AGND1
10
Reference Short-Circuit Current
IREFSC
REF shorted to AVDD
-1
mA
Reference Load Regulation
IREF = 0 to 0.5mA
0.1
10
mV
EXTERNAL REFERENCE (REFCAP = AVDD)
Reference Input Voltage Range
VREF
3.800
4.136
V
REFCAP Buffer Disable
Threshold
VRCTH
(Note 5)
VAVDD1
- 0.4
VAVDD1
- 0.1
V
VREF = +4.096V, external clock mode,
external acquisition mode, internal clock
mode, or partial power-down mode
90
200
Reference Input Current
IREF
VREF = +4.096V, full power-down mode
±0.1
±10
A
External clock mode, external acquisition
mode, internal clock mode, or partial
power-down mode
20
45
k
Reference Input Resistance
RREF
Full power-down mode
40
M
DIGITAL INPUTS (DIN, SCLK,
CS)
Input High Voltage
VIH
0.7 x
VDVDDO
V
Input Low Voltage
VIL
0.3 x
VDVDDO
V
Input Hysteresis
VHYST
0.2
V
Input Leakage Current
IIN
VIN = 0 to VDVDDO
-10
+10
A
Input Capacitance
CIN
10
pF
DIGITAL OUTPUTS (DOUT, SSTRB)
VDVDDO = 4.75V, ISINK = 10mA
0.4
Output Low Voltage
VOL
VDVDDO = 2.7V, ISINK = 5mA
0.4
V
Output High Voltage
VOH
ISOURCE = 0.5mA
VDVDDO
- 0.4
V
DOUT Tri-State Leakage Current
IDDO
CS = DVDDO
-10
+10
A
POWER REQUIREMENTS (AVDD1 and AGND1, AVDD2 and AGND2, DVDD and DGND, DVDDO and DGNDO)
Analog Supply Voltage
AVDD1
4.75
5.25
V
Digital Supply Voltage
DVDD
4.75
5.25
V
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