ATA5771_09 ATMEL [ATMEL Corporation], ATA5771_09 Datasheet - Page 24

• Manufacturer Part Number: ATA5771_09
• Description: Microcontroller with UHF ASK/FSK Transmitter
• Manufacturer: ATMEL [ATMEL Corporation]

7. Electrical Characteristics (Continued)
V
Typical values are given at V
10
Parameters
Output power variation for the full
temperature range
Output power variation for the full
temperature range
Achievable output-power range
Spurious emission
Oscillator frequency XTO
(= phase comparator frequency)
PLL loop bandwidth
Phase noise of phase comparator
In loop phase noise PLL
Phase noise VCO
Frequency range of VCO
Clock output frequency (CMOS
microcontroller compatible)
Voltage swing at pin CLK
Series resonance R of the crystal
Capacitive load at pin XT0
FSK modulation frequency rate
ASK modulation frequency rate
ENABLE input
PA_ENABLE input
Note:
S
= 2.0V to 4.0V, T
1. If V
T5750
S
is higher than 3.6V, the maximum voltage will be reduced to 3.6V.
amb
= –40°C to 125°C unless otherwise specified.
S
= 3.0V and T
Test Conditions
T
V
V
T
V
V
P
Selectable by load impedance
f
Load capacitance at pin CLK = 10 pF
f
f
other spurious are lower
f
f
C
accordingly
T
T
Referred to f
25 kHz distance to carrier
25 kHz distance to carrier
at 1 MHz
at 36 MHz
C
Duty cycle of the modulation signal = 50%
Duty cycle of the modulation signal = 50%
Low level input voltage
High level input voltage
Input current high
Low level input voltage
High level input voltage
Input current high
CLK
O
O
XTO
XTAL
amb
amb
amb
amb
S
S
S
S
Out
M
Load
±1
±4
= 3.0V
= 2.0V
= 3.0V
= 2.0V,
= f
= f
= P
= –40°C to +85°C,
= –40°C to +125°C,
= –40°C to +85°C,
= –40°C to +125°C
= resonant frequency of the XTAL,
10 fF, load capacitance selected
amb
0
0
10 pF
/128
f
f
/64
Ref
CLK
CLK
= 25°C. All parameters are referred to GND (pin 7).
+ P
PC
= f
Ref
XT0,
Symbol
P
Out_typ
f
f
V
VCO
Rs
V
V
P
P
P
P
XTO
V
V
V
I
I
In
In
0h
Ih
Ih
Ref
Ref
Ref
Ref
0l
Il
Il
V
S
Min.
–30
–40
868
1.7
1.7
–3
0
0
0.8
f
–116
–120
Typ.
0
f
–52
–52
250
–80
–89
XTAL
/256
V
S
Max.
–110
–117
–1.5
–4.0
–2.0
–4.5
+5.5
0.25
0.25
V
+30
+40
–74
–86
928
110
32
32
20
S
7
5
(1)
4546F–RKE–12/08
0.2
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBm
MHz
MHz
Unit
ppm
ppm
dBc
dBc
kHz
kHz
kHz
dB
dB
dB
dB
µA
µA
pF
V
V
V
V
V
V