参数资料
型号: AT84AD001BITD
厂商: ATMEL CORP
元件分类: ADC
英文描述: Dual 8-bit 1 Gsps ADC
中文描述: 2-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP144
封装: 20 X 20 MM, 1.4 MM HEIGHT, LQFP-144
文件页数: 51/60页
文件大小: 1343K
代理商: AT84AD001BITD
51
AT84AD001B
2153C–BDC–04/04
Analog Input
Implementation
The analog inputs of the dual ADC have been designed with a double pad implementa-
tion as illustrated in Figure 56. The reverse pad for each input should be tied to ground
via a 50
resistor.
The analog inputs must be used in differential mode only.
Figure 56.
Termination Method for the ADC Analog Inputs in DC Coupling Mode
Channel I
Channel Q
50
Source
VinI
VinIB
VinQ
VinQB
VinI
VinIB
VinQ
VinQB
Dual ADC
50
50
50
50
GND
GND
50
Source
GND
GND
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