TH71221_15 Datasheet, PDF (26/44 Pages) Melexis Microelectronic Systems – FSK/FM/ASK Transceiver

TH71221
27 to 930MHz
FSK/FM/ASK Transceiver
6 Technical Data
6.1 Absolute Maximum Ratings
Operation beyond absolute maximum ratings may cause permanent damage of the device.
Parameter
Symbol
Condition / Note
Supply voltage
Input voltage
Input RF level
Storage temperature
Junction temperature
Power dissipation
Thermal Resistance
Electrostatic discharge
Electrostatic discharge
V_CC
V_IN
P_iRF
T_STG
T_J
P_diss
R_thJA
V_ESD1
V_ESD2
@ LNA input
human body model, 1)
human body model, 2)
1) all pins, except LF, TNK_LO, VCC_PLL and FS1/LD
2) pins LF, TNK_LO, VCC_PLL and FS1/LD
Min
-0.3
-0.3
-40
-1.0
-0.75
Max
6.0
V_cc+0.3
10
+125
+150
0.25
60
+1.0
+0.75
Unit
V
V
dBm
°C
°C
W
K/W
kV
kV
6.2 Normal Operating Conditions
Parameter
Symbol
Supply voltage
Operating temperature
Input low voltage (CMOS)
pins IN_DTA, ASK/FSK,
RE/SCLK, TE/SDTA, FS0/SDEN,
FS1/LD
Input high voltage (CMOS)
pins IN_DTA, ASK/FSK,
RE/SCLK, TE/SDTA, FS0/SDEN,
FS1/LD
Transmit frequency range
Receive frequency range
VCO frequency
IF range
FSK demodulator operating range
RO frequency
V_CC
T_A
V_IL
V_IH
f_TX
f_RX
f_VCO
f_IF
f_{IF_FSK}
f_RO
PFD comparison frequency
f_R
Frequency deviation
f
FSK data rate
R_FSK
ASK data rate
FM bandwidth
VCO gain
f_RF= 433.92MHz
f_RF= 868.3MHz
R_ASK
f_m
K_VCO
Condition
V_{IL_FS1/LD} only
in Stand-alone user
mode
V_{IH_FS1/LD} only
in Stand-alone user
mode
Set by tank configuration
| f_RX - f_VCO |
Set by crystal
Set by crystal and
R-counter
at FM or FSK
w/ crystal pulling, NRZ
w/ direct VCO mod., NRZ
NRZ
Min
2.2
-40
0.7*V_CC
300
300
300
0.4
2
3
0.003
2.5
14
28
Max
5.5
+85
0.3*V_CC
930
930
930
22
22
12
1
80
20
115
40
10
23
55
Unit
V
ºC
V
V
MHz
MHz
MHz
MHz
MHz
MHz
MHz
kHz
kbps
kbps
kbps
kHz
MHz/V
39010 071221
Rev. 009
Page 26 of 44
Data Sheet
Nov/15