CC1000
Parameter
Min.
Typ.
Max.
Unit Condition / Note
Frequency Synthesiser
Section
Crystal Oscillator Frequency
3
16
MHz
ppm
Crystal frequency can be 3-4, 6-8
or 9-16 MHz. Recommended
frequencies are 3.6864, 7.3728,
11.0592 and 14.7456. See page
35 for details.
Crystal frequency accuracy
requirement
433 MHz
868 MHz
± 50
± 25
The crystal frequency accuracy
and drift (ageing and
temperature dependency) will
determine the frequency accuracy
of the transmitted signal.
Crystal operation
Parallel
C171 and C181 are loading
capacitors, see page 35
Crystal load capacitance
12
12
12
22
16
16
30
30
16
pF
pF
pF
3-4 MHz, 22 pF recommended
6-8 MHz, 16 pF recommended
9-16 MHz, 16 pF recommended
Crystal oscillator start-up time
5
1.5
2
ms
ms
ms
3.6864 MHz, 16 pF load
7.3728 MHz, 16 pF load
16 MHz, 16 pF load
Output signal phase noise
-85
dBc/Hz At 100 kHz offset from carrier
PLL lock time (RX / TX turn time)
200
Up to 1 MHz frequency step
Crystal oscillator running
µs
µs
PLL turn-on time, crystal oscillator
on in power down mode
250
Digital Inputs/Outputs
Logic “0” input voltage
Logic ”1” input voltage
Logic “0” output voltage
0
0.7*VDD
0
0.3*VDD
VDD
V
V
V
0.4
Output current -2.5 mA,
3.0 V supply voltage
Logic “1” output voltage
Logic “0” input current
2.5
NA
VDD
-1
V
Output current 2.5 mA,
3.0 V supply voltage
Input signal equals GND
Input signal equals VDD
µA
Logic “1” input current
DIO setup time
NA
20
1
µA
ns
TX mode, minimum time DIO
must be ready before the positive
edge of DCLK
DIO hold time
10
ns
TX mode, minimum time DIO
must be held after the positive
edge of DCLK
Serial interface (PCLK, PDATA and
PALE) timing specification
See Table 2 page 14
Current Consumption
Power Down mode
0.2
1
Oscillator core off
µA
SWRS048A
Page 6 of 55
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