参数资料
型号: HFA3783IN96
厂商: INTERSIL CORP
元件分类: 衰减器
英文描述: I/Q Modulator/Demodulator and Synthesizer
中文描述: 70 MHz - 600 MHz RF/MICROWAVE I/Q MODEM
封装: PLASTIC, LQFP-48
文件页数: 16/34页
文件大小: 608K
代理商: HFA3783IN96
16
FIGURE 2. DC OFFSET CALIBRATION BLOCK DIAGRAM
FIGURE 3. DC OFFSET CALIBRATION TIMING DIAGRAM
8
8
IDAC
IDAC
SAR
BUFFER
BUFFER
LPF
LPF
COMP
COMP
AUTO BAL.
CAL_EN
PIN 42
REF_IN
PIN 14
CAL
CAL CLK
RXI+
PIN 38
RXI-
PIN 37
RXQ+
PIN 36
RXQ-
PIN 35
BITS C<0:6>
Bit C<11>
CM
COUNTER
BIT C<11>
CONTROL
VOLTAGE
CM
VOLTAGE
REF/C
REF/2C
S
S
CAL_EN
S
S
S
1
2
3
4
5
6
7
8
S
S
CALIBRATE COMPARATORS
AGC AMP TURNED OFF IN RX MODE
AGC AMP ON-BASEBAND NATURAL
OFFSET IF CAL_EN IS LOW
AGC AMP ON
CALIBRATED OFFSET AT BASEBAND
CALIBRATION STARTS AT NEXT RISE TIME OF (REF/COUNTER) SETTING FROM THE SERIAL INTERFACE
ALLOCATED SETTLING TIME
(CAL CLK)
S
C
HFA3783
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