TH7122ENE Melexis Inc, TH7122ENE Datasheet - Page 27

• Manufacturer Part Number: TH7122ENE
• Description: IC TXRX 930MHZ FSK/FM/ASK 32LQFP
• Manufacturer: Melexis Inc

Specifications of TH7122ENE

• Frequency: 300MHz ~ 930MHz
• Data Rate - Maximum: 115Kbps
• Modulation Or Protocol: ASK, FM, FSK
• Applications: Alarm and Security Systems, RKE, TPMS
• Power - Output: -10dBm ~ 11dBm
• Sensitivity: -105dBm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Current - Receiving: 14mA
• Current - Transmitting: 23mA @ 10dBm
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Transmitting Current: 12mA
• Data Rate: 115Kbps
• Frequency Range: 300MHz To 930MHz
• Modulation Type: AM, FM, FSK
• Sensitivity Dbm: -105dBm
• Rf Ic Case Style: LQFP
• No. Of Pins: 32
• Supply Voltage: RoHS Compliant
• Output Power: 10dBm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: TH7122.3; TH7122ENETR

6.3
all parameters under normal operating conditions, unless otherwise stated;
typical values at T
39010 07122
Rev. 010
Operating currents
Standby current
Idle current
Receive supply
current - ASK
Receive supply
current - FSK
Transmit
supply current
@ P1
Transmit
supply current
@ P2
Transmit
supply current
@ P3
Transmit
supply current
@ P4
Digital pin characteristics
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
DC Characteristics
Parameter
A
Reg. BAND
1 (> 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
0 (< 500 MHz)
1 (> 500 MHz)
= 23 °C and V
CC
I
I
I
I
I
I
I
I
I
I
V
V
= 3 V
Symbol
SBY
IDLE
RXL_ASK
RXH_ASK
RXL_FSK
RXH_FSK
P1
P2
P3
P4
IL
IH
Standby mode
Idle mode (RO only),
Reg. IDLESEL = 0
Idle mode,
(whole PLL),
Reg. IDLESEL = 1
ASK Receive mode,
LNA @ low gain
ASK Receive mode,
LNA @ high gain
FSK Receive mode,
LNA @ low gain
FSK Receive mode,
LNA @ high gain
Transmit mode,
Reg. TXPOWER =00,
V
continuous wave
(CW) mode
Transmit mode,
Reg. TXPOWER =01,
V
CW mode
Transmit mode,
Reg. TXPOWER =10,
V
CW mode
Transmit mode,
Reg. TXPOWER =11,
V
CW mode
V
in Stand-alone user
mode
V
in Stand-alone user
mode
Page 27 of 44
PS_PA
PS_PA
PS_PA
PS_PA
IL_FS1/LD
IH_FS1/LD
Condition
= 0.3V,
= 0.3V,
= 0.3V,
= 0.3V,
only
only
FSK/FM/ASK Transceiver
0.7*V
Min
-0.3
CC
10.2
10.8
13.2
17.1
15.2
19.1
18.6
22.5
23.0
26.9
Typ
3.5
6.1
7.4
6.7
8.0
0.3
6.3
8.9
9.5
50
27 to 930MHz
TH7122
Vcc+0.3
0.3*V
12.8
14.7
13.6
10.9
15.5
16.2
20.6
19.2
23.9
23.4
28.6
30.6
36.7
Max
200
0.7
4.8
7.8
8.0
9.9
9.0
CC
Data Sheet
Feb/09
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
nA
V
V