参数资料
型号: MAX1302BEUG+T
厂商: Maxim Integrated Products
文件页数: 23/31页
文件大小: 0K
描述: IC ADC 16BIT SRL 115KSPS 24TSSOP
标准包装: 2,500
位数: 16
采样率(每秒): 115k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 1.11W
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个差分,单极;4 个差分,双极
MAX1302
8-Channel, ±VREF Multirange Inputs,
Serial 16-Bit ADC
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VAVDD1 = VAVDD2 = VDVDD = VDVDDO = 5V, VAGND1 = VDGND = 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
Differential inputs, FSR = 2 x VREF
90
Single-ended inputs, FSR = VREF
88
Single-ended inputs, FSR = VREF/2
85
Signal-to-Noise Ratio
SNR
Single-ended inputs, FSR = VREF/4
82
dB
Total Harmonic Distortion
(Up to the 5th Harmonic)
THD
-98
dB
Spurious-Free Dynamic Range
SFDR
90
99
dB
Aperture Delay
tAD
Figure 21
15
ns
Aperture Jitter
tAJ
Figure 21
100
ps
Channel-to-Channel Isolation
105
dB
CONVERSION RATE
External clock mode, Figure 2
114
External acquisition mode, Figure 3
84
Byte-Wide Throughput Rate
fSAMPLE
Internal clock mode, Figure 4
106
ksps
ANALOG INPUTS (CH0–CH7 MAX1302, AGND1)
Small-Signal Bandwidth
All input ranges, VIN = 100mVP-P (Note 2)
1.5
MHz
Full-Power Bandwidth
All input ranges, VIN = 4VP-P (Note 2)
700
kHz
R[2:1] = 001
-VREF/4
+VREF/4
R[2:1] = 010
-VREF/2
0
R[2:1] = 011
0
+VREF/2
R[2:1] = 100
-VREF/2
+VREF/2
R[2:1] = 101
-VREF
0
R[2:1] = 110
0
+VREF
Input Voltage Range (Table 6)
VCH_
R[2:1] = 111
-VREF
+VREF
V
True-Differential Analog Common-
Mode Voltage Range
VCMDR
DIF/SGL = 1 (Note 4)
-4.75
+5.50
V
Common-Mode Rejection Ratio
CMRR
DIF/SGL = 1, input voltage range = ±VREF/4
75
dB
Input Current
ICH_
-VREF < VCH_ < +VREF
-1500
+650
A
Input Capacitance
CCH_
5pF
Input Resistance
RCH_
6k
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