CXA1202Q-Z Datasheet, PDF (23/26 Pages) Sony Corporation – REC/PB Amplifier for VCR

Head AMP output level vs. Frequency
CXA1202Q-Z/CXA1202R
V RF OUT secondary distortion factor vs.
Input level
5
–40
0
–5
–50
–60
2
4
6
8 10
f – Frequency [MHz]
Conditions: Input: 25µm-wide head for NTSC, 100mVp-p at head tip
Output: Pin 20
Logic H, medium range freq. conpensation circuit boost: 0
–6 –4 –2 0 2 4 6 8 10 12
Input level [dB]
Conditions: Input: Pin 29, 0dB = 200mVp-p, 5MHz
Output: Pin 20
Logic H
CH1 → CH2 crosstalk at RF OUT vs. Frequency
CH1 → CH2 crosstalk at PCM RF OUT vs.
Frequency
–30
–30
–40
–40
–50
–50
2
4
6
8
f – Frequency [MHz]
Conditions: Input: Pin 29, 200µVp-p
Output: Pin 20
Logic I
29
32
0.1µF
Crosstalk
20
Crosstalk in MUTE at V RF OUT vs. Frequency
2
4
6
8
f – Frequency [MHz]
Conditions: Input: Pin 29, 200µVp-p
Output: Pin 8
29
Logic H
32
Crosstalk
2
0.1µF
Medium range freq. compensation circuit
MT2 pin voltage vs. Amount of boost
–50
–60
–70
2
4
6
8
f – Frequency [MHz]
Conditions: Input: Pin 29, 200µVp-p
Output: Pin 20
29
Pin 41 voltage: 5V
Logic H
10
Crosstalk
20
– 23 –
14
12
10
8
6
4
2
0
1
2
3
4
5
MT2 pin voltage [V]
Conditions: MT Fφ pin: 18kΩ
MT Q pin: 33kΩ