CC2400 Datasheet, PDF (12/84 Pages) Texas Instruments – 2.4 GHz Low-Power RF Transceiver

CC2400
Parameter
Min. Typ. Max. Unit Condition / Note
PLL lock time (RX / TX turn-on
time)
40
µs Until within ± 10 kHz
Step size is 1MHz, no calibration.
Note: Calibration should be
performed for frequency changes
> 8 MHz.
PLL turn-on time from IDLE mode,
100
crystal oscillator on
µs Crystal oscillator running.
Calibration time included.
Table 8 Frequency synthesizer characteristics
13 Digital Inputs/Outputs
Parameter
Min.
Logic "0" input voltage
Logic "1" input voltage
Logic "0" output voltage
Logic "1" output voltage
Logic "0" input current
Logic "1" input current
DIO setup time
DIO hold time
0
0.7*
DVDD
0
2.5
NA
NA
20
10
Serial interface (SCLK, SI, SO and
CSn) timing specification
Typ.
Max.
0.3*
DVDD
DVDD
Unit Condition / Note
Signal levels are referred to the
voltage level at the pin DVDD3.3.
V
V
0.4
DVDD
−1
1
V
Output current −8 mA,
3.3 V supply voltage
V
Output current 8 mA,
3.3 V supply voltage
µA Input signal equals GND
µA Input signal equals DVDD
ns TX un-buffered mode, minimum
time DIO must be ready before
the positive edge of DCLK
ns TX un-buffered mode, minimum
time DIO must be held after the
positive edge of DCLK
See Table 12 page 22
Table 9 Digital input/output characteristics
SWRS042A
Page 12 of 83