Transceiver Event Timing, 3.0 Vdc, -40 to +85
0
C
Symbol
t
PR
t
PTO
t
PTA
t
RTO
t
RTA
t
TOR
t
TAR
t
SR
t
STO
t
STA
t
RS
t
TOS
t
TAS
t
AGC
t
AGH
t
PKA
t
PKD
t
PRI
t
PW1
t
PW2
t
PRC
t
PWH
t
FGD
f
LPF
t
BBC
0.064*C
BBO
min
1445/R
LPF
min
1750/f
LPF
max
0.05 to 0.55 µs
range
0.1 to 1.1 µs
range
1.1*t
PW1
range
0.55 to 1 µs
range
0.1 to 5 µs
range
1000*t
PKA
min
C
PKD
/4167
min
t
PKD
and t
PKA
in µs
low data rate mode
low data rate mode
low data rate mode
high data rate mode
high data rate mode
t
FGD
in µs, f
LPF
in kHz
f
LPF
in kHz, R
LPF
in kilohms
t
BBC
in µs, C
BBO
in pF
C
AGC/
19.1
min
CAGC in pF, t
AGH
in µs
C
PKD
in pF, t
PKA
in µs
5 µs
max
1 µs rise time, -30 dBm signal
10 µs
max
1 µs CNTRL1 fall time
10 µs
max
1 µs CNTRL0 fall time
10 µs
max
1µs CNTRL0/CNTROL1 fall times
16 µs
max
1 µs CNTRL1 rise time
16 µs
max
1 µs CNTRL0 rise time
3*t
BBC
max
1µs CNTRL0/CNTROL1 rise times
3*t
BBC
max
1 µs CNTRL0 rise time
3*t
BBC
max
1 µs CNTRL1 rise time
12 µs
max
1 µs CNTRL0 fall time
12 µs
max
1 µs CNTRL1 fall time
15 ms
max
10 ms supply voltage rise time
15 ms
max
10 ms supply voltage rise time
3*t
BBC
+ 15 ms
max
10 ms supply voltage rise time
time until receiver operational
time until TXMOD can modulate transmitter
time until TXMOD can modulate transmitter
TXMOD low 1 µs before CNTRL1 falls
TXMOD low 1 µs before CNTRL0 falls
time until receiver operational
time until receiver operational
time until receiver operational
time until TXMOD can modulate transmitter
time until TXMOD can modulate transmitter
time until transceiver is in power-down mode
time until transceiver is in power-down mode
time until transceiver is in power-down mode
RFA1 switches from 35 to 5 dB gain
user selected; longer than t
PKD
user selected
slaved to attack time
user selected mode
user selected mode
user selected mode
user selected mode
user selected mode
user selected
user selected
user selected
Time
Min/Max
Test Conditions
Notes
Event
Turn On to Receive
Turn On to TXOOK
Turn On to TXASK
RX to TXOOK
RX to TXASK
TXOOK to RX
TXASK to RX
Sleep to RX
Sleep to TXOOK
Sleep to TXASK
RX to Sleep
TXOOK to Sleep
TXASK to Sleep
AGC Engage
AGC Hold-In
PKDET Attack Time Constant
PKDET Decay Time Constant
PRATE Interval
PWIDTH RFA1
PWIDTH RFA2
PRATE Cycle
PWIDTH High (RFA1 & RFA2)
LPF Group Delay
LPF 3 dB Bandwidth
BBOUT-CMPIN Time Constant
Table 1
RFM [ RF MONOLITHICS, INC ]
