Description
⌺-⌬
LOGIC LOW
AD9860/AD9862
SPI REGISTERS SPI INTERFACE
AUX_DAC_A AUX_DAC_B AUX_DAC_C
AUX DAC AUX DAC AUX DAC Rx PATH TIMING Tx PATH TIMING AUX ADC
CLOCK DISTRIBUTION BLOCK
DLL 1؋, 2؋, 4؋
OSC1 OSC2
AUX_ADC_A1 AUX_ADC_A2 AUX_ADC_B1 AUX ADC AUX_ADC_B2
CLKOUT1 BYPASSABLE DIGITAL QUADRATURE MIXER CLKOUT2
BYPASSABLE DIGITAL QUADRATURE MIXER IOUT+A IOUT
A IOUT+B IOUT
B PGA DAC FS/4 FS/8 PGA DAC
HILBERT FILTER
Tx DATA [0:13]
BYPASSABLE LOW-PASS INTERPOLATION FILTER
NCO
r
Features
- Mixed-Signal Front-End Processor with Dual Converter Receive and Dual Converter Transmit Signal Paths Receive Signal Path Includes: Two 10-/12-Bit, 64 MSPS Sampling A/D Converters with Internal or External Independent References, Input Buffers, Programmable Gain Amplifiers, Low-Pass Decimation Filters, and a Digital Hilbert Filter Transmit Signal Path Includes: Two 12-/14-Bit, 128 MSPS D/A Converters with Programmable Full-Scale Output Current, Channel Independent Fine Gain and Offset Control, D.