TH71221_15 Datasheet, PDF (27/44 Pages) Melexis Microelectronic Systems – FSK/FM/ASK Transceiver

6.3 DC Characteristics
TH71221
27 to 930MHz
FSK/FM/ASK Transceiver
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
Typ
Max Unit
Operating currents
Standby current
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)
Transmit
supply current
@ P1
0 (< 500 MHz)
1 (> 500 MHz)
Transmit
supply current
@ P2
0 (< 500 MHz)
1 (> 500 MHz)
Transmit
supply current
@ P3
0 (< 500 MHz)
1 (> 500 MHz)
Transmit
supply current
@ P4
0 (< 500 MHz)
1 (> 500 MHz)
Digital pin characteristics
I_SBY
I_IDLE
I_{RXL_ASK}
I_{RXH_ASK}
I_{RXL_FSK}
I_{RXH_FSK}
I_P1
I_P2
I_P3
I_P4
Max at T_A = 25 °C
Max at T_A = 85 °C
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
0.05
0.2
µA
0.05
1.0
0.3
0.7
mA
3.5
4.8
mA
6.3
8.0
6.1
8.2
mA
8.9
13.0
7.4
10.1
mA
10.2 14.9
6.7
9.2
mA
9.5
13.8
8.0
11.1
mA
10.8 15.7
13.2 16.4
mA
17.1 20.8
15.2 19.8
mA
19.1 24.5
18.6 25.8
mA
22.5 31.1
23.0 38.6
mA
26.9 45.2
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
0.3*V_CC
V
Vcc+0.3 V
39010 071221
Rev. 009
Page 27 of 44
Data Sheet
Nov/15