cxa1741q Sony Electronics, cxa1741q Datasheet - Page 20

• Manufacturer Part Number: cxa1741q
• Description: If Amplifier For Analog Cellular Communications
• Manufacturer: Sony Electronics

–20
–30
–40
–50
Distortion [dB]
[V]
3.0
2.5
2.0
1.5
1.0
0.5
0
IFIN to Audio OUT
f=4.5Mhz, –40dBm
Audio=1kHz
CCITT weighting
V
Ta=25°C
CC
=3.3V
TACS
V
CC
=2.7V
–100
2
Modulation characteristics
RSSI characteristics-1
–10
–12
–14
+2
–2
–4
–6
–8
IF input voltage
Deviation [kHz]
4
0
10
Response [dB]
Signal input from Pin 22 (IF IN)
Voltage measurement at Pin 7
0dB normalized at 1kHz
TACS deviation 5.7kHz
NTACS deviation 3kHz
IFIN 45MHz, –40dBm
Ta=25°C, V
NTACS
–50
6
CC
TACS
=3.3V
100
8
Audio frequency response
70°C
25°C
–30°C
Frequency [Hz]
dBm
10
0
—20—
1k
–80
–20
–40
–60
BPF output [dBV]
NTACS
0
[V]
3.0
2.5
2.0
1.5
1.0
0.5
0
IFIN to BPF OUT
F
F
F
Ta=25°C
V
0
1
2
CC
–100
=45MHz
=45.02MHz
=45.04MHz
=3.3V
NTACS
V
CC
10k
–90
=2.7V
–100
TACS
–80
RSSI characteristics-2
–70
IF input voltage
100k
characteristics
IF input [dB]
–60
I/O
–50
–50
–40
IM3
–30
–30°C
70°C
25°C
–20
dBm
CXA1741Q
0
–10
0