
Philips Semiconductors
Product specification
SA3600
Low voltage dual-band RF front-end
1999 Nov 02
6
AC ELECTRICAL CHARACTERISTICS
V
CC
= +3.0 V, f
RF
= 881 MHz, f
LO
= 963 MHz, T
amb
= +25
°
C, unless otherwise specified
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
TYP
UNIT
MIN.
–3
σ
+3
σ
MAX.
Cascaded Gain Section
G
SYS
G
BYP
Low-band LNA Section
f
RF
G
ENA
NF
ENA
IIP3
ENA
P1dB
ENA
G
BYP
NF
BYP
IIP3
BYP
Z
IN
Z
OUT
T
SW
Low-band Mixer Section
f
RF
RF input frequency range
f
IF
IF output frequency range
f
LO
LO input range
G
MXR
Small signal gain
NF
MXR
SSB Noise figure
IIP3
MXR
Input 3rd order Intercept Point
P1dB
MXR
Input 1 dB Compression Point
P
LO
LO input power range
Z
IN
Input return loss
2
Z
OUT
Output return loss
2
Two-tone spurious rejection:
LB LNA + Mixer, High Gain
LB LNA + Mixer, Low Gain
Filter loss = 3 dB
Filter loss = 3 dB
20.5
–11.5
23.5
–8.5
26.5
–5.5
dB
dB
RF input frequency range
Small signal gain ENABLED
Noise figure ENABLED
Input 3rd order Intercept Point
Input 1 dB Compression Point
Small signal gain BYPASSED
Noise figure BYPASSED
Input 3rd order Intercept Point
Input return loss
2
Output return loss
2
ENABLE/DISABLE speed
1
869
894
MHz
dB
dB
dBm
dBm
dB
dB
dBm
dB
dB
μ
s
16.1
1.5
–8.1
17
1.7
–7
–20
–15
15
15
10
10
17.9
1.9
–5.9
50
system
50
system
20
869
70
939
894
200
1100
MHz
MHz
MHz
dB
dB
dBm
dBm
dBm
dB
dB
P
LO
= –5 dBm
P
LO
= –5 dBm
P
LO
= –5 dBm
P
LO
= –5 dBm
9
9.5
9.5
6
–14
–5
10
10
10
10.4
6.9
8.6
5.1
–7
–3
50
system
50
system
P
LO
= –5 dBm
f
RF
=890.0 MHz @–36 dBm
f
Tx
=848.9 MHz @–20 dBm
f
RF
=876.3 MHz @–36 dBm
f
Tx
=848.9 MHz @–20 dBm
2-Tone
2(f
RF
–f
Tx
), f
RF
–f
Tx
=f
IF
/2
–110
dBm
3(f
RF
–f
Tx
), f
RF
–f
Tx
=f
IF
/3
–110
RF–LO
LO–RF
T
SW
Low-band LO Buffer Section
P
LO
LO Input frequency range
P
IN
LO Input power
P
OUT
LO Output power
Z
IN
Input return loss
2
Z
OUT
Output return loss
2
Harmonic content
T
SW
ENABLE/DISABLE speed
1
RF to LO isolation
LO to RF isolation
ENABLE/DISABLE speed
1
25
40
dB
dB
μ
s
20
939
–7
1100
–3
MHz
dBm
dBm
dB
dB
dBc
μ
s
50
matched LB_VCO_IN
50
matched LB_VCO_OUT
50
system
50
system
P
LO
= –5 dBm
–5
–7.5
10
10
–20
–8
–7
20