Sony SX-M700 Service Manual page 67

EPM7032LC44-3(1/2)
**********
EPM7032LC44-15(ALTERA) IL00
C-MOS ERASABLE PLD
—TOP VIEW—
6 5 4 3 2 1 44 43 42 41 40
7
8
9
10 GND
V
11 DD(+5V)
12
13
14
15 V
DD(+5V)
16
17
18 19 20 21 22 23 24 25 26 27 28
PIN PIN PIN
I/O SIGNAL I/O SIGNAL
No. No. No.
1 I GCLR/IN 17 I/O I/O 33
2 I 18 I/O I/O 34
OE2/IN
3 — 19 I/O I/O 35
V
DD
4 I/O 20 I/O I/O 36
I/O
5 I/O I/O 21 I/O I/O 37
6 I/O I/O 22 — GND 38
7 I/O 23 — V 39
I/O
DD
8 I/O 24 I/O I/O 40
I/O
9 I/O 25 I/O I/O 41
I/O
10 — GND 26 I/O I/O 42
11 I/O I/O 27 I/O I/O 43
12 I/O 28 I/O I/O 44
I/O
13 I/O 29 I/O I/O
I/O
14 I/O 30 — GND
I/O
15 — 31 I/O I/O
V
DD
16 I/O I/O 32 I/O I/O
43
GCLK
1
GCLR/IN
44
OE1/IN
2
OE2/IN
4 24
I/O I/O
5 25
I/O I/O
6 26
I/O I/O
7 27
I/O I/O
8 28
I/O I/O
9 29
I/O I/O
11 31
I/O I/O
12 32
I/O I/O
13 33
I/O I/O
14 34
I/O I/O
16 36
I/O I/O
17 37
I/O
I/O
18 38
I/O
I/O
19 39
I/O I/O
20 40
I/O I/O
21 41
I/O I/O
43
GCLK/IN
1
GCLR/IN
44
OE1/IN
2
OE2/IN
4-9
11-14
I/O
16-21
CONTROL MACROCELL
I/O
BLOCK
(1-16)
16 16 16
16
* ABOVE DIAGRAM SHOWS CONDITIONS BEFORE PROGRAMMING
6-4
39
38
37
36
35
34
33
32
31
GND
30
29
(V = +5V)
DD
I/O SIGNAL
I/O I/O
I/O I/O
— V
DD
I/O I/O
I/O I/O
I/O I/O
I/O I/O
I/O I/O
I/O I/O
— GND
I GCLK/IN
I OE1/IN
EPM7032LC44-3(2/2)
I/O
MACROCELL CONTROL
PIA
BLOCK
(17-32)
16 16
16
LM2575T-ADJ(NSC) **********
STEP-DOWN TYPE VOLTAGE REGULATOR
- SIDE VIEW -
STRAIGHT LEADS BENT AND STAGGERED LEADS
1 2
3 4
2
5 1
4
3
5
1
VIN
R2 R1
0 (OPEN)
4
FEED BACK
FIXED GAIN
ERROR AMP
+
–
1.25V
BAND-CAP
OSCILLATOR
REFERENCE
LT1081CN(LINEAR TECHNOLOGY)
24-29
31-34
36-41
I/O
16
LB03 TYPE
SERIES OUTPUT CURRENT
LM2575
LM2575HV
1 : VIN
2 : OUTPUT
LM2576
LM2576HV
3 : GND
4 : FEED BACK
5 : ON/OFF
INTERNAL
ON/OFF
REGULATOR
0.5 AMP
COMPARATOR
SWITCH
+
– DRIVER
52kHz THERMAL CURRENT
RESET
SHUTDOWN LIMIT
LM2575T-ADJ
IL08
1A
3A
5
ON/OFF
2
OUTPUT
SX-M700