cxa1720q Sony Electronics, cxa1720q Datasheet - Page 13

• Manufacturer Part Number: cxa1720q
• Description: Read/write Amplifier With Built-in Filters For Fdds
• Manufacturer: Sony Electronics

Electrical Characteristics Measurement Circuit 1
Electrical Characteristics Measurement Circuit 2
Note) Unless otherwise specified, switches are assumed to be set to “a”.
Note) Unless otherwise specified, switches are assumed to be set to “a”.
30mA
30mA
100k
100k
4.3k
4.3k
M
N
12k
12k
SW2
a
b
a
b
25
26
27
28
29
30
31
32
4.3k
4.3k
W/C 1
SET
W/C 1
COMP
W/C 2
SET
W/C 2
COMP
D.GND
ERASE
OUT 0
ERASE
OUT 1
POWER
SAVE
P
12k
12k
M'
N'
24
1
a
1/2V 1
25
26
27
28
29
30
31
32
b
W/C 1
SET
W/C 1
COMP
W/C 2
SET
W/C 2
COMP
D.GND
ERASE
OUT 0
ERASE
OUT 1
POWER
SAVE
SW1 a
23
2
SW5
L'
L
24
1
22
3
A
2.2k
b
–1/2V 1
K'
a
a
K
CXA1720Q
23
2
A
21
4
—13—
b
2.2k
b a
J'
J
22
3
20
5
2.2k
b a
I'
CXA1720Q
I
21
B
4
G
19
6
2.2k
b
SW1
a
20
H
C
5
18
7
b
0.1µ
SW2
a
19
D
6
DENSITY
17
FILTER
8
FILTER
A.GND
COMP
COMP
MMVA
OUT B
b
b
IN B
SET
HIGH
IN A
Vcc
SW4
18
E
7
a
16
15
14
13
12
11
10
9
0.1µ
F
3300p
SW3
DENSITY
17
FILTER
FILTER
A.GND
8
F
COMP
COMP
MMVA
OUT B
27k
3.2k
IN B
IN A
SET
HIGH
Vcc
b
a
3300p
16
15
14
13
12
11
10
9
5V
27k
3.2k
E
D
C
B
5V
G
CXA1720Q