SA636D Philips Semiconductors (Acquired by NXP), SA636D Datasheet - Page 6

• Manufacturer Part Number: SA636D
• Description: SA636; Low Voltage High Performance Mixer FM if System With High-speed RSSI;; Package: SOT266-1 (SSOP20)
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
PERFORMANCE CHARACTERISTICS
2003 Aug 01
Receiver RF Performance – T = 85 C, Audio Level = 131mV
Low voltage high performance mixer FM
IF system with high-speed RSSI
–13
–15
–17
–19
–21
–23
–25
–11
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
85
–5
–7
–9
10
10
0
Mixer IIP3 at 240MHz vs Temperature and Supply Voltage
0
–40
NOISE
Receiver RF Performance — T = 25 C,
AUDIO
AUDIO
THD+N
NOISE
THD+N
AM REJECTION
Audio Level = 129mV
AM REJECTION
0
RF INPUT LEVEL (dBm)
Temperature ( C)
25
5.5V
3.0V
RF level = -45 dBm
RMS
70
(continued)
Figure 4. Performance Characteristics
RSSI
2.7V
RSSI
RMS
2
1.8
1.6
1.4
1.3
1.0
0.8
0.6
0.4
0.2
0
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
6
–100
–110
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
0
0
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
2
1
0
Mixer Third Order Intercept and Compression
RSSI vs RF Input Level and Temperature
AUDIO
NOISE
RSSI
Receiver RF Performance — T = –40 C,
AM REJECTION
THD+N
Audio Level = 118mV
RF INPUT LEVEL (dBm)
RF INPUT POWER (dBm)
RF INPUT LEVEL (dBm)
RMS
Product specification
SA636
25 C
85 C
–40 C
SR00494
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0