adf7023-j Analog Devices, Inc., adf7023-j Datasheet - Page 33

• Manufacturer Part Number: adf7023-j
• Description: High Performance, Low Power, Ism Band Fsk/gfsk/msk/gmsk Transceiver Ic
• Manufacturer: Analog Devices, Inc.

STATE TRANSITION AND COMMAND TIMING
The execution times for all radio state transitions are detailed in Table 11 and Table 12. Note that these times are typical and can vary,
depending on the BBRAM configuration.
Table 11. ADF7023-J Command Execution Times and State Transition Times That Are Not Related to PHY_TX or PHY_RX
Command/Bit
CMD_HW_RESET
CMD_PHY_SLEEP
CMD_PHY_SLEEP
CMD_PHY_OFF
CMD_PHY_ON
CMD_GET_RSSI
CMD_CONFIG_DEV
CMD_CONFIG_DEV
CMD_BB_CAL
Wake-Up from PHY_SLEEP,
Wake-Up from PHY_SLEEP,
Cold Start
Table 12. ADF7023-J State Transition Times Related to PHY_TX and PHY_RX
Mode
Packet
Packet
Packet
Packet
Packet
Packet
Packet
Packet
(WUC Timeout)
(CS Low)
Command/Bit/
Automatic
Transition
CMD_PHY_ON
CMD_PHY_ON
CMD_PHY_TX
CMD_PHY_TX
RX_TO_TX_AUTO
_TURNAROUND
CMD_PHY_RX
CMD_PHY_TX
CMD_PHY_RX
Command
Initiated By
Host
Host
Host
Host
Host
Host
Host
Host
Host
Automatic
Host
Application
of power
Present
State
PHY_TX
PHY_RX
PHY_ON
PHY_RX
PHY_TX
PHY_RX
PHY_ON
PHY_TX
Next
State
PHY_ON
PHY_ON
PHY_TX
PHY_TX
PHY_TX
PHY_TX
PHY_RX
PHY_RX
Present State
Any
PHY_OFF
PHY_ON
PHY_ON
PHY_OFF
PHY_ON
PHY_OFF
PHY_ON
PHY_ON
PHY_SLEEP
PHY_SLEEP
Not applicable
Transition Time (μs)
Typical
T
5 + T
41.7
41.2
T
293 + T
5 + T
308.5 + T
308 + T
298.5 + T
T
297 + T
287.3 + T
300
T
EOP
EOP
EOP
EOP
Rev. 0 | Page 33 of 100
+ 10.8 + T
+ 31.7
+ 10.8 + T
+ 10.8 + T
BYTE
BYTE
PARAMP_UP
PARAMP_UP
PARAMP_UP
Next State
PHY_SLEEP
PHY_SLEEP
PHY_SLEEP
PHY_OFF
PHY_ON
PHY_ON
PHY_OFF
PHY_ON
PHY_ON
PHY_OFF
PHY_OFF
PHY_OFF
+ 38.2
+ 305.3 + T
PARAMP_UP
EOP
PARAMP_UP
+ T
PARAMP_DOWN
PARAMP_DOWN
PARAMP_DOWN
PARAMP_UP
+ 3
+ 3
+ 3
+ 3
+ 3
PARAMP_UP
1, 2
Transition
Time (μs),
Typical
1
22.3
24.1
19
248
612.5
66.8
66.8
211
310 + 252.8
310 + 252.8
310 + 252.8
+ 3
,
+ 36
+
+ 317
+ 3
Condition
CMD_PHY_ON issued during search for
preamble
CMD_PHY_ON issued during preamble
qualification
CMD_PHY_ON issued during sync word
qualification
CMD_PHY_ON issued during Rx data (after a
sync word)
CMD_PHY_TX issued during search for
preamble
CMD_PHY_TX issued during preamble
qualification
CMD_PHY_TX issued during sync word
qualification
CMD_PHY_TX issued during Rx data (after a
sync word)
CMD_PHY_TX issued during packet trans-
mission
CMD_PHY_RX issued during packet trans-
mission
Condition
Including IF filter calibration
The 310 μs is for startup of the 26 MHz
crystal (7 pF load capacitance, T
The 310 μs is for startup of the 26 MHz
crystal (7 pF load capacitance, T
The 310 μs is for startup of the 26 MHz
crystal (7 pF load capacitance, T
ADF7023-J
A
A
A
= 25°C)
= 25°C)
= 25°C)