SA58641 Datasheet, PDF (5/17 Pages) NXP Semiconductors – High performance mixer FM IF system with high-speed RSSI

Philips Semiconductors
High performance mixer FM IF system
with high-speed RSSI
Objective data
SA58641
PERFORMANCE CHARACTERISTICS
9.0
8.5
8.0
V_CC = 5V
7.5
7.0
6.5
6.0
5.5
5.0
–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
Supply Current vs Temperature and Supply Voltage
20
19
RF level = -45 dBm
18
17
16
15
5.5V
14
13
12
11
10
9
8
7
6
5
–40
0
25
70
85
Temperature (°C)
Mixer Power Gain vs Temperature and Supply Voltage
300
250
5.5V
200
150
100
0.50
0.45
0.40
0.35
V_CC = 5V
0.30
0.25
0.20
0.15
0.10
0.05
0.00
–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90 100
TEMPERATURE (°C)
Power Down Supply Current vs Temperature and Supply Voltage
–5
–7
RF level = -45 dBm
–9
–11
–13
5.5V
–15
–17
–19
–21
–23
–25
–40
0
25
70
85
Temperature (°C)
Mixer IIP3 at 240MHz vs Temperature and Supply Voltage
20
AUDIO
0
–20
AM REJECTION
–40
DISTORTION
–60
NOISE
–80
50
–100
12dB SINAD
0
–40
0
25
70
85
Temperature (°C)
Audio Reference Level vs Temperature and Supply Voltage
–120
–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
12dB SINAD and Relative Audio, THD, Noise
and AM Rejection for VCC = 5 V vs Temperature
RF = 240MHz, Level = –68dBm, Deviation = 125kHz _SR02522
Figure 3. Performance Characteristics
2004 Dec 16
5