參數資料
型號: MAX19705ETM+
廠商: Maxim Integrated Products
文件頁數: 34/37頁
文件大?。?/td> 0K
描述: IC ANLG FRNT END 48-TQFN
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 43
位數: 10
通道數: 4
功率(瓦特): 28.2mW
電壓 - 電源,模擬: 2.7 V ~ 3.3 V
電壓 - 電源,數字: 1.8 V ~ 3.3 V
封裝/外殼: 48-WFQFN 裸露焊盤
供應商設備封裝: 48-TQFN-EP(7x7)
包裝: 管件
MAX19705
10-Bit, 7.5Msps, Ultra-Low-Power
Analog Front-End
6
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3V, OVDD = 1.8V, internal reference (1.024V), CL
≈ 10pF on all digital outputs, fCLK = 7.5MHz (50% duty cycle), Rx ADC input
amplitude = -0.5dBFS, Tx DAC output amplitude = 0dBFS, differential Rx ADC input, differential Tx DAC output, CREFP = CREFN =
CCOM = 0.33F, unless otherwise noted. CL < 5pF on all aux-DAC outputs. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Rx ADC–Tx DAC INTERCHANNEL CHARACTERISTICS
Receive Transmit Isolation
ADC fINI = fINQ = 1.875MHz, DAC fOUTI =
fOUTQ = 620kHz, fCLK = 7.5MHz
90
dB
AUXILIARY ADC (ADC1, ADC2)
Resolution
N
10
Bits
AD1 = 0 (default)
2.048
Full-Scale Reference
VREF
AD1 = 1
VDD
V
Analog Input Range
0 to
VREF
V
Analog Input Impedance
At DC
500
k
Input-Leakage Current
Measured at unselected input from 0 to
VREF
±0.1
A
Gain Error
GE
Includes reference error
-5
+5
%FS
Zero-Code Error
ZE
2
mV
Differential Nonlinearity
DNL
±0.53
LSB
Integral Nonlinearity
INL
±0.45
LSB
Supply Current
210
A
AUXILIARY DACs (DAC1, DAC2, DAC3)
Resolution
N
(Note 2)
12
Bits
Integral Nonlinearity
INL
±1.25
LSB
Differential Nonlinearity
DNL
Guaranteed monotonic over codes 100 to
4000 (Note 2)
-1.0
±0.65
+1.2
LSB
Gain Error
GE
RL > 200k
±0.7
%FS
Zero-Code Error
ZE
±0.6
%FS
Output-Voltage Low
VOL
RL > 200k
0.1
V
Output-Voltage High
VOH
RL > 200k
2.56
V
DC Output Impedance
DC output at midscale
4
Settling Time
From 1/4 FS to 3/4 FS, within ±10 LSB
1
s
Glitch Impulse
From 0 to FS transition
24
nVs
Rx ADC-Tx DAC TIMING CHARACTERISTICS
CLK Rise to Channel-I Output Data
Valid
tDOI
Figure 3 (Note 2)
5.0
6.7
8.5
ns
CLK Fall to Channel-Q Output
Data Valid
tDOQ
Figure 3 (Note 2)
7.0
8.9
11.3
ns
I-DAC DATA to CLK Fall Setup
Time
tDSI
Figure 5 (Note 2)
10
ns
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MAX19705ETM+ 功能描述:ADC / DAC多通道 7.5Msps CODEC/AFE 1.8/2.7-3.3V RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX19705ETM+GH7 功能描述:ADC / DAC多通道 10-Bit 7.5Msps Ultra-Low-Power Analog Front-End RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX19705ETM+T 功能描述:ADC / DAC多通道 7.5Msps CODEC/AFE 1.8/2.7-3.3V RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX19705ETM+TGH7 功能描述:ADC / DAC多通道 10-bit 7.5Msps Ultra-Low-Power Analog Front-End RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX19705ETM-T 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40