TH7121 Datasheet, PDF (16/28 Pages) List of Unclassifed Manufacturers – 300 to 930MHz FSK/FM/ASK Transceiver

TH7121
300 to 930MHz
FSK/FM/ASK Transceiver
Technical Data
Absolute Maximum Ratings
Parameter
Symbol
Condition / Note
Min
Max
Unit
Supply voltage
Input voltage
Input current
Input RF level
Storage temperature
Electrostatic discharge
Electrostatic discharge
V_cc
V_IN
I_IN
P_imax
T_STG
V_ESD1
V_ESD2
no damage
human body model, 1)
human body model, 2)
0
- 0.3
-1
-40
-1.0
TBD
7.0
V_cc+0.3
1
10
+125
+1.0
TBD
V
V
mA
dBm
°C
kV
kV
1) pins IN_DTA, ASK/FSK, RE/SCLK; TE/SDTA, FS0/SDEN, FS1/LD
2) all pins, exept IN_DTA, ASK/FSK, RE/SCLK; TE/SDTA, FS0/SDEN, FS1/LD
PRELIMINARY ^{Normal Operating Conditions}
Parameter
Supply voltage
Operating temperature
Carrier frequency
VCO frequency
RO frequency
Frequency deviation
FSK data rate
FM bandwidth
ASK data rate
Symbol
Condition
Min
V_cc
2.5
T_a
-40
f_c
300
f_VCO
300
f_RO
3
∆f
at FM or FSK
±5
R_FSK
NRZ
f_m
R_ASK
NRZ
DC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T_a = 23 °C and V_cc = 3 V
Max
5.5
+85
930
930
12
±120
60
20
60
Unit
V
ºC
MHz
MHz
MHz
kHz
kbit/s
kHz
kbit/s
Parameter
Symbol
Condition
Min Typ Max Unit
Standby current
Idle current
Total supply current in
receive mode at low gain
Total supply current in
receive mode at high gain
I_SBY
I_IDLE
I_{RX_low}
I_{RX_high}
Total supply current in
I_{TX_0}
transmit mode at 0 dBm power
TE/SDTA=0,
RE/SCLK=0
TE/SDTA=1,
RE/SCLK=1
@ f_i = 868.3 MHz
TE/SDTA=0,
RE/SCLK=1
V_{GAIN_LNA} > 1.4 V
@ f_i = 868.3 MHz
TE/SDTA=0,
RE/SCLK=1
V_{GAIN_LNA} < 0.8 V
@ f_i = 868.3 MHz
TE/SDTA=1,
RE/SCLK=0
ASK/FSK=1
@ f_i = 868.3 MHz,
@ P_o = 0 dBm
50
100
nA
2.5
3.2
mA
6.0
8.0
mA
7.0
9.0
mA
9.0 11.5 mA
3901007121
Rev. 001
Page 16 of 28
Data Sheet
Jan. 2002