th7121 ETC-unknow, th7121 Datasheet - Page 16

• Manufacturer Part Number: th7121
• Description: 300 To 930mhz Fsk/fm/ask Transceiver
• Manufacturer: ETC-unknow

Technical Data
Absolute Maximum Ratings
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
Normal Operating Conditions
DC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T
3901007121
Rev. 001
Supply voltage
Input voltage
Input current
Input RF level
Storage temperature
Electrostatic discharge
Electrostatic discharge
Supply voltage
Operating temperature
Carrier frequency
VCO frequency
RO frequency
Frequency deviation
FSK data rate
FM bandwidth
ASK data rate
Standby current
Idle current
Total supply current in
receive mode at low gain
Total supply current in
receive mode at high gain
Total supply current in
transmit mode at 0 dBm power
Parameter
Parameter
Parameter
a
= 23 °C and V
cc
= 3 V
V
V
I
P
T
V
V
V
T
f
f
f
R
f
R
I
I
I
I
I
Symbol
IN
Symbol
c
VCO
RO
m
Symbol
SBY
IDLE
RX_low
RX_high
TX_0
f
cc
IN
imax
STG
ESD1
ESD2
cc
a
FSK
ASK
no damage
human body model, 1)
human body model, 2)
at FM or FSK
NRZ
NRZ
TE/SDTA=0,
RE/SCLK=0
TE/SDTA=1,
RE/SCLK=1
@ f
TE/SDTA=0,
RE/SCLK=1
V
@ f
TE/SDTA=0,
RE/SCLK=1
V
@ f
TE/SDTA=1,
RE/SCLK=0
ASK/FSK=1
@ f
@ P
GAIN_LNA
GAIN_LNA
Condition / Note
i
i
i
i
Page 16 of 28
= 868.3 MHz
= 868.3 MHz
= 868.3 MHz
= 868.3 MHz,
o
= 0 dBm
Condition
Condition
> 1.4 V
< 0.8 V
FSK/FM/ASK Transceiver
Min
- 0.3
TBD
Min
Min
-1.0
300
300
-40
-40
2.5
-1
0
3
5
Typ
2.5
6.0
7.0
9.0
50
300 to 930MHz
V
+125
Max
cc
+1.0
TBD
Max
+85
930
930
7.0
5.5
10
12
120
60
20
60
TH7121
+0.3
1
Max
11.5
100
3.2
8.0
9.0
Data Sheet
Jan. 2002
kbit/s
kbit/s
dBm
MHz
MHz
MHz
Unit
Unit
kHz
kHz
mA
kV
kV
°C
ºC
V
V
V
Unit
mA
mA
mA
mA
nA