EVAL-ADF7021-VDB2Z Analog Devices Inc, EVAL-ADF7021-VDB2Z Datasheet - Page 53

• Manufacturer Part Number: EVAL-ADF7021-VDB2Z
• Description: 868 - 870MHz - EVALUATION BOARD
• Manufacturer: Analog Devices Inc
• Type: Transceiverr

Specifications of EVAL-ADF7021-VDB2Z

• Frequency: 868MHz ~ 870MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: ADF7021
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REGISTER 8—POWER-DOWN TEST REGISTER
It is not necessary to write to this register under normal
operating conditions.
CR1
0
1
COUNTER_RESET
NORMAL
RESET
PD7
0
1
RR2
0
1
PA_ENABLE_Rx_MODE
PA OFF
PA ON
SW1
0
1
CDR_RESET
NORMAL
RESET
DB15
CR1
RR1
0
1
LE1
0
1
Tx/Rx_SWITCH_ENABLE
DEFAULT (ON)
OFF
DEMOD_RESET
NORMAL
RESET
DB14
RR2
LOG_AMP_ENABLE
LOG AMP OFF
LOG AMP ON
Rx_RESET
DB13
RR1
PD6
0
1
Figure 70. Register 8—Power-Down Test Register Map
DB12
PD7
DEMOD_ENABLE
DEMOD OFF
DEMOD ON
DB11
SW1
DB10
LE1
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DB9
PD6
DB8
PD5
PD5
0
1
For a combined LNA/PA matching network, Bit DB11 should
always be set to 0, which enables the internal Tx/Rx switch. This
is the power-up default condition.
ADC_ENABLE
ADC OFF
ADC ON
DB7
PD4
PD4
0
1
DB6
PD3
FILTER_ENABLE
FILTER OFF
FILTER ON
PD3
0
1
DB5
RES
LNA/MIXER_ENABLE
LNA/MIXER OFF
LNA/MIXER ON
PD1
DB4
C4 (1)
PD1
0
1
DB3
SYNTH_ENABLE
SYNTH OFF
SYNTH ON
C3 (0)
DB2
CONTROL
BITS
C2 (0) C1 (0)
DB1
DB0
ADF7021-V