TH71221 Datasheet, PDF (27/44 Pages) Melexis Microelectronic Systems – 27 to 930MHz FSK/FM/ASK Transceiver

TH71221
27 to 930MHz
FSK/FM/ASK Transceiver
6.3 DC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T_A = 23 °C and V_CC = 3 V
Parameter
Symbol
Condition
Min
Operating currents
Standby current
I_SBY
Reg. BAND
Idle current
1 (> 500 MHz)
Receive supply
current - ASK
Receive supply
current - FSK
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)
I_IDLE
I_{RXL_ASK}
I_{RXH_ASK}
I_{RXL_FSK}
I_{RXH_FSK}
Transmit
0 (< 500 MHz)
supply current
I_P1
@ P1
1 (> 500 MHz)
Transmit
0 (< 500 MHz)
supply current
I_P2
@ P2
1 (> 500 MHz)
Transmit
0 (< 500 MHz)
supply current
I_P3
@ P3
1 (> 500 MHz)
Transmit
0 (< 500 MHz)
supply current
I_P4
@ P4
1 (> 500 MHz)
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_{PS_PA} = 0.3V,
continuous wave
(CW) mode
Transmit mode,
Reg. TXPOWER =01,
V_{PS_PA} = 0.3V,
CW mode
Transmit mode,
Reg. TXPOWER =10,
V_{PS_PA} = 0.3V,
CW mode
Transmit mode,
Reg. TXPOWER =11,
V_{PS_PA} = 0.3V,
CW mode
0.2
2.3
3.9
2.9
5.3
3.1
5.5
4.0
5.5
4.2
5.7
8.7
11.5
10.0
12.8
11.6
14.4
13.4
16.2
Digital pin characteristics
Input low voltage (CMOS)
pins IN_DTA, ASK/FSK,
RE/SCLK, TE/SDTA, FS0/SDEN,
V_IL
FS1/LD
Input high voltage (CMOS)
pins IN_DTA, ASK/FSK,
RE/SCLK, TE/SDTA, FS0/SDEN,
V_IH
FS1/LD
V_{IL_FS1/LD} only
in Stand-alone user
mode
V_{IH_FS1/LD} only
in Stand-alone user
mode
-0.3
0.7*V_CC
Typ
50
0.3
3.5
6.3
6.1
8.9
7.4
10.2
6.7
9.5
8.0
10.8
13.2
17.1
15.2
19.1
18.6
22.5
23.0
26.9
Max
200
0.6
4.8
8.0
8.2
12.1
10.3
14.2
9.2
12.9
11.3
15.0
15.6
20.5
18.8
23.7
23.9
28.8
33.2
38.1
0.3*V_CC
Vcc+0.3
Unit
nA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
V
39010 071221
Rev. 005
Page 27 of 44
Data Sheet
June/07