sa621dh NXP Semiconductors, sa621dh Datasheet - Page 4

• Manufacturer Part Number: sa621dh
• Description: 1ghz - Low Voltage Lna, Mixer And Vco
• Manufacturer: NXP Semiconductors

1. VCO performance dependent on external components.
2. Based on copper-plated 2mm ceramic resonator (1/4 wave), f = 1025MHz, and can be improved by silver-plated or larger resonators.
Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS
V
NOTES:
1997 Nov 07
SYMBOL
SYMBOL
Low Noise Amplifier
Mixer
Voltage Controlled Oscillator (VCO)
Overall System
CC
P
P
P
1GHz low voltage LNA, mixer and VCO
IP
P
S
LO-RFM
P
P
P
G
S
S
IP3
PG
NF
RFM-IF
f
t
LO-RF
S
S
S
S
S
IP3
t
VCO
f
NF
OFF
LO-IF
= +3.0V, T
21
-1dB
-1dB
VCO
ON
11M
SYS
RF
21
2INT
21
21
12
11
22
/ T
M
C
M
/ f
RF input frequency range
Amplifier gain
Amplifier gain in power-down mode
Gain temperature sensitivity enabled
Gain frequency variation
Amplifier reverse isolation
Amplifier input match
Amplifier output match
Amplifier input 1dB gain compression
Amplifier input third order intercept
Amplifier noise figure
Amplifier turn-on time (Enable Lo
Amplifier turn-off time (Enable Hi
Mixer power conversion gain: R
Mixer input match
Mixer SSB noise figure
Mixer input 1dB gain compression
Mixer input third order intercept
Mixer input second order intercept
Mixer RF feedthrough
LO feedthrough to IF
LO to mixer input feedthrough
LO to LNA input feedthrough
VCO frequency range
VCO power out
VCO phase noise
VCO hase noise
Harmonic content
Residual modulation
Pulling figure
Pushing figure
System gain
A
= 25 C; RF
IN
PARAMETER
PARAMETER
2
2
= 881MHz, f
1
VCO
P
= R
= 964MHz; unless otherwise stated.
Lo)
Hi)
L
= 1.2k ,
With ext. impedance matching
f
Ext. impedance matching req.
RF
= 881MHz, f
VSWR=2:1, all phases
TEST CONDITIONS
TEST CONDITIONS
4
800MHz - 1.0GHz
RF
Offset = 30kHz
Offset = 60kHz
LO = -10dBm
See Figure 3
LNA + Mixer
@ 881 MHz
f
IF
IN
= 83MHz
= -25dBm
LO
= 964MHz,
23.0
–3ó
800
883
-10
LIMITS
0.006
TYP
0.013
-109
-115
23.7
120
-28
-28
-10
-10
-20
-10
-10
-41
-23
-52
-38
-22
1.7
0.3
8.7
4.5
15
12
15
500
100
-7
-8
Product specification
1000
1083
24.4
+3ó
45
SA621
dB/MHz
dBc/Hz
dBc/Hz
UNITS
UNITS
dB/ C
kHz/V
MHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
MHz
dBm
dBc
kHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
s
s