
Event
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
Time
Min/Max
max
Test Conditions
10 ms supply voltage rise time
Notes
Turn On to Re ceive
3*t
BBC
+ 15 ms
15 ms
15 ms
time until receiver operational
Turn On to TXOOK
Turn On to TXASK
max
max
10 ms supply voltage rise time
10 ms supply voltage rise time
time until TXMOD can modulate transmitter
time until TXMOD can modulate transmitter
RX to TXOOK
12 μs
max
1 μs CNTRL1 fall time
TXMOD low 1 μs before CNTRL1 falls
RX to TXASK
TXOOK to RX
TXASK to RX
Sleep to RX
Sleep to TXOOK
Sleep to TXASK
12 μs
3*t
BBC
3*t
BBC
3*t
BBC
16 μs
16 μs
max
max
max
max
max
max
1 μs CNTRL0 fall time
1 μs CNTRL1 rise time
1 μs CNTRL0 rise time
1μs CNTRL0/CNTROL1 rise times
1 μs CNTRL0 rise time
1 μs CNTRL1 rise time
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
RX to Sleep
TXOOK to Sleep
10 μs
10 μs
max
max
1μs CNTRL0/CNTROL1 fall times
1 μs CNTRL0 fall time
time until transceiver is in power-down mode
time until transceiver is in power-down mode
TXASK to Sleep
10 μs
max
1 μs CNTRL1 fall time
time until transceiver is in power-down mode
AGC En gage
AGC Hold-In
PKDET At ack Time Con stant
PKDET De cay Time Con stant
PRATE In er val
PWIDTH RFA1
5 μs
max
min
min
min
range
range
1 μs rise time, -30 dBm signal
CAGC in pF, t
AGH
in μs
C
PKD
in pF, t
PKA
in μs
t
PKD
and t
PKA
in μs
low data rate mode
low data rate mode
RFA1 switches from 35 to 5 dB gain
user selected; longer than t
user selected
slaved to attack time
user selected mode
user selected mode
C
AGC/
19.1
C
PKD
/4167
1000*t
PKA
0.1 to 5 μs
0.55 to 1 μs
PWIDTH RFA2
PRATE Cy cle
1.1*t
PW1
0.1 to 1.1 μs
range
range
low data rate mode
high data rate mode
user selected mode
user selected mode
PWIDTH High (RFA1 & RFA2)
LPF Group De ay
LPF 3 dB Band width
0.05 to 0.55 μs
1750/f
LPF
1445/R
LPF
0.064*C
BBO
range
max
min
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
user selected mode
user selected
user selected
BBOUT-CMPIN Time Con stant
min
user selected
Trans ceiver Event Tim ng, 3.0 Vdc, -40 to +85
0
C
Ta ble 1