AK2365A Datasheet, PDF (17/33 Pages) Asahi Kasei Microsystems – FM IF Detector with Narrow Band Filter

[AK2365A]
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
425
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
425
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
425
BPF F0 (BW= 7.5kHz)
500
Gain[dB]
G.D.T.[μs]
400
300
200
100
0
435
445
455
465
475
Frequency[kHz]
BPF F2 (BW= 4.5kHz)
500
Gain[dB]
G.D.T.[μs]
400
300
200
100
0
435
445
455
465
475
Frequency[kHz]
BPF F4 (BW= 2kHz)
435
445
455
Frequency[kHz]
Gain[dB]
G.D.T.[μs]
1000
900
800
700
600
500
400
300
200
100
0
465
475
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
425
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
425
BPF F1 (BW= 6kHz)
435
445
455
Frequency[kHz]
BPF F3 (BW= 3kHz)
435
445
455
Frequency[kHz]
500
Gain[dB]
G.D.T.[μs]
400
300
200
100
0
465
475
500
Gain[dB]
G.D.T.[μs]
400
300
200
100
0
465
475
8) IFBUF Characteristics
Parameter
Condition
Settling time
IFBUF to IFOUT,
IFBUF=0.32Vpp/step
C_L2=21pF, {IFOG[1:0]}=00
Min. Typ. Max.
100
Note: Convergence time within 1% when 0.32Vpp step signal input to IFBUF pin
Units Notes
ns
MS1591-E-03
- 17 -
2015/4