SA2421 Datasheet, PDF (4/12 Pages) NXP Semiconductors – 2.45 GHz low voltage RF transceiver

Philips Semiconductors
2.45 GHz low voltage RF transceiver
Product specification
SA2421
AC ELECTRICAL CHARACTERISTICS
V_CC = +3 V, T_amb = 25°C; LO_IN = –10 dBm @ 2.1 GHz; f_RF = 2.45 GHz; unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
f_RF
RF frequency range³
2.4
f_IF
IF frequency range³
300
LNA High gain mode (In = Pin 2; Out = 23)
S₂₁
S₁₂
S₁₁
S₂₂
ISO
P_-1dB
IP3
Amplifier gain
Amplifier reverse isolation
Amplifier input match¹
Amplifier output match¹
Isolation: LO_X to LNA_IN
Amplifier input 1dB gain compression
Amplifier input third order intercept
LNA gain = Hi
LNA gain = Hi
LNA gain = Hi
LNA gain = Hi
LNA gain = Hi
LNA gain = Hi
f₁ - f₂ = 1 MHz,
LNA gain = Hi
NF
Amplifier noise figure (50Ω)
LNA gain = Hi
LNA High Overload Mode (low gain mode)
S₂₁
S₁₂
S₁₁
S₂₂
ISO
P_-1dB
IP3
Amplifier gain
Amplifier reverse isolation
Amplifier input match¹
Amplifier output match¹
Isolation: LO_X to LNA_IN
Amplifier input 1dB gain compression
Amplifier input third order intercept
LNA gain = Low
LNA gain = Low
LNA gain = Low
LNA gain = Low
LNA gain = Low
LNA gain = Low
f₁ – f₂ = 1 MHz,
LNA gain = Low
NF
Amplifier noise figure (50 Ω)
LNA gain = Low
Rx Mixer (Rx IN = Pin 19, IF = Pins 5 and 6, LO = Pin 10 or 12, P_LO = –10 dBm)
PG_C
Power conversion gain into 50 Ω :
matched to 50 W using external balun
circuitry.
f_S = 2.45 GHz,
f_LO = 2.1 GHz,
f_IF = 350 MHz
S_11–RF Input match at RF (2.45 GHz)¹
NF_M
SSB noise figure (2.45 GHz) (50 Ω)
P_-1dB Mixer input 1 dB gain compression
IP3
Input third order intercept
f₁ – f₂ = 1MHz
Rx Mixer Spurious Components (P_IN = P_-1dB)
P_RF-IF RF feedthrough to IF⁴
C_L = 2 pF per side
P_LO-IF LO feedthrough to IF⁵
C_L = 2 pF per side
–3σ
13.3
–4.5
3.1
–18.5
9.5
9.8
1.8
LIMITS
TYP
2.45
350
14.3
–32
–10
–9
–43
–15
–3.2
3.2
–19.4
–26
–8
–8
–45
2
18
18.5
10
–11
11.2
–10.5
2.2
-35
-32
+3σ
15.3
–1.9
3.3
–20.3
10.5
12.5
2.6
MAX
2.5
400
UNITS
GHz
MHz
dB
dB
dB
dB
dB
dBm
dBm
dB
dB
dB
dB
dB
dB
dBm
dBm
dB
dB
dB
dB
dBm
dBm
dBc
dBc
2000 Mar 13
4