RFPIC12C509AG Datasheet, PDF (88/104 Pages) Microchip Technology – 18/20-Pin 8-Bit CMOS Microcontroller with UHF ASK/FSK Transmitter

rfPIC12C509AG/509AF
11.6 Transmitter Characteristics: rfPIC12C509AG/509AF (Industrial)
TABLE 11-9: TRANSMITTER DC CHARACTERISTICS*
DC CHARACTERISTICS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C ≤ TA ≤ +85°C
Param
No.
Sym
VDDRF
IPDRF
IDDRF
VILRF
VIHRF
IILRF
Characteristic
Min
Typ^†
Supply Voltage
Power-Down Current
Supply Current
Input Low Voltage
Input High Voltage
Input Leakage Current
2.1
—
4.8
-0.3
0.7VSSRF
-1
—
0.05
—
—
—
—
Max
5.5
0.1
11.5
0.3VSSRF
VSSRF + 0.3
1
Units
V
µA
mA
V
V
µA
Conditions
RFEN = 0
Note 1
Note 2
Note 2
*
†
Note 1:
Note 2:
These parameters are characterized but not tested.
Data in “Typ” column is at 3V, 25°C unless otherwise stated. These parameters are for design guidance only
and are not tested.
Depends on output power selection. See Table 7-5.
Applies to RFEN pin.
TABLE 11-10: TRANSMITTER AC CHARACTERISTICS*
AC CHARACTERISTICS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C ≤ TA ≤ +85°C
Param
No.
Sym
Characteristic
Min
Typ^†
Max
Units
Conditions
*
†
Note 1:
Note 2:
f_xtal
f_transmit
fCLKOUT
P_o
fASK
fFSK
PREF
PCLK
PHARM
Crystal Frequency
Transmit Frequency
CLKOUT Frequency
Transmit Output Power
ASK Data Rate
FSK Data Rate
Reference Spurs ⁽¹⁾
Clock Spurs ⁽¹⁾
Harmonic Content
POFF
PN
KVCO
ICP
VCLKOUT
t_on
Spurious Output Signal
Phase Noise
VCO Gain
Charge Pump Current
Clock Voltage Swing
Start-up Time
9.69
310
2.42
-12
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-44
-44
-40
-60
-87
100
±260
2
0.9
15
MHz
480
MHz
3.75
MHz
+2
dBm
40
kHz
20
kHz
—
dBm
—
dBm
—
dBm
—
dBm
—
dBc/Hz
—
MHz/V
—
µA
—
VPP
—
ms
Fixed, set by f_xtal
Fixed, set by f_xtal
See Table 7-5
f_transmit ± f_xtal
f_transmit ± f_CLKOUT
2f_transmit, 3f_transmit,
4f_transmit,...
Vps ≤ 0.1V
f_transmit ± 500 kHz
C_load = 5 pF
Note 2
These parameters are characterized but not tested.
Data in “Typ” column is at 3V, 25°C unless otherwise stated. These parameters are for design guidance only
and are not tested.
Values dependent on PLL loop filter values.
t_on equals crystal oscillator and PLL start up time.
DS70031A-page 86
Preliminary
© 2001 Microchip Technology Inc.