參數資料
型號: MAX19700ETM+T
廠商: Maxim Integrated Products
文件頁數: 23/32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: 2,500
位數: 10
通道數: 2
功率(瓦特): 36.3mW
電壓 - 電源,模擬: 3V
電壓 - 電源,數字: 3V
封裝/外殼: 48-WFQFN 裸露焊盤
供應商設備封裝: 48-TQFN-EP(7x7)
包裝: 帶卷 (TR)
MAX19700
7.5Msps, Ultra-Low-Power
Analog Front-End
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3V, OVDD = 1.8V, internal reference (1.024V), CL ≈ 10pF on all digital outputs, fCLK = 7.5MHz (50% duty cycle), ADC input
amplitude = -0.5dBFS, DAC output amplitude = 0dBFS, differential ADC input, differential DAC output, CREFP = CREFN = CCOM =
0.33F. Typical values are at TA = +25°C, unless otherwise noted. CL < 5pF on all aux-DAC outputs.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Ext1-Rx, Ext4-Rx, and SPI3-Rx modes;
receive ADC operating mode (Rx),
fCLK = 7.5MHz, fIN = 1.87MHz on both
channels; aux-DACs ON and at midscale
12.8
16
Ext2-Rx, Ext3-Rx, and SPI1-Rx modes;
receive ADC operating mode (Rx),
fCLK = 7.5MHz, fIN = 1.87MHz on both
channels; aux-DACs ON and at midscale
7
Standby mode, CLK = 0 or OVDD;
aux-DACs ON and at midscale
2.7
4
Idle mode, fCLK = 7.5MHz; aux-DACs ON
and at midscale
4.7
6
mA
VDD Supply Current
Shutdown mode, CLK = 0 or OVDD
0.7
A
Ext1-Rx, Ext2-Rx, Ext3-Rx, Ext4-Rx,
SPI1-Rx, SPI3-Rx modes; receive ADC
operating mode (Rx), fCLK = 7.5MHz,
fIN = 1.87MHz on both channels;
aux-DACs ON and at midscale
1.38
mA
Ext1-Tx, Ext2-Tx, Ext3-Tx, Ext4-Tx,
SPI2-Tx, SPI4-Tx modes; transmit DAC
operating mode (Tx), fCLK = 7.5MHz, fOUT
= 620kHz; aux-DACs ON and at midscale
72.9
Idle mode, fCLK = 7.5MHz; aux-DACs ON
and at midscale
10.9
Shutdown mode, CLK = 0 or OVDD
0.01
OVDD Supply Current
Standby mode, CLK = 0 or OVDD;
aux-DACs ON and at midscale
0.03
A
Rx ADC DC ACCURACY
Resolution
10
Bits
Integral Nonlinearity
INL
±0.85
LSB
Differential Nonlinearity
DNL
±0.55
LSB
Offset Error
Residual DC offset error
±0.5
±5
%FS
Gain Error
Include reference error
±1.1
±5
%FS
DC Gain Matching
±0.01
±0.25
dB
Offset Matching
±4.5
LSB
Gain Temperature Coefficient
±15.7
ppm/°C
Offset error (VDD ±5%)
±0.2
LSB
Power-Supply Rejection
PSRR
Gain error (VDD ±5%)
±0.04
%FS
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