PEGA-CC5
42
42
• IC Block Diagrams
– MAIN Board –
IC4
TC74VHC126FT (EL)
IC15
BA3121F
IC26
MT48LC4M16A2TG-75-F
IC27
BH1415F-E2
IC29
SP3222ECY/TR
IC31, 32
TC7MA244FK (EL)
IC33, 34
TC7MA373FK (EL)
2
1
4
3
6
5
8
7
10 9
12
11
14 13
VCC
4C
4A
4Y
3C
3A
3Y
1C
1A
1Y
2C
2A
2Y
GND
AMP
8
4
3
2
1
OUT1
VM1
IN1
GND
VCC
OUT2
VM2
IN2
AMP
7
6
5
ADDRESS REGISTER
CONTROL LOGIC
COMMAND
DECODE
REFRESH
COUNTER
BANK
CONTROL
LOGIC
DATA BUS
DATA BUS
DATA BUS
ADDRESS BUS
ADDRESS BUS
31
A6
32
A7
33
A8
34
A9
35
A11
36
NC
43
VDDQ
41
VSS
40
NC
29
A4
28
VSS
54
VSS
30
A5
24
A1
23
A0
22
A10
21
BA1
20
BA0
26
A3
27
VDD
25
A2
18
XRAS
17
XCAS
16
XWE
15
DQML
19
XCS
50
DQ13
52
VSSQ
51
DQ14
53
DQ15
48
VDDQ
49
DQ12
44
DQ9
46
VSSQ
45
DQ10
47
DQ11
42
DQ8
14
VDD
3
VDDQ
7
DQ3
6
VSSQ
5
DQ2
4
DQ1
9
VDDQ
8
DQ4
1
VDD
2
DQ0
12
VSSQ
11
DQ6
10
DQ5
13
DQ7
38
CLK
37
CKE
ADDRESS BUS
39
DQMH
ROW-
ADDRESS
MUX
BANK
MEMORY
ARRAY
SENSE
AMP
DATA
OUTPUT
REGISTER
DATA
INPUT
REGISTER
I/O GATING,
DQM MASK LOGIC,
READ DATA LATCH,
WRITE DRIVERS
COLUMN
DECODER
COLUMN-
ADDRESS
COUNTER/
LATCH
MODE
REGISTER
12
12
8
2
12
2
12
16
16
12
16
16
BANK
ROW-
ADDRESS
LATCH
&
DECODER
8
+
–
+
–
PHASE
DETECTOR
22
21
20
19
18
17
16
15
14
13
12
1
2
3
4
5
6
7
8
9
10
11
L. P. F.
L. P. F.
SHIFT REGISTER
PROGRAM COUNTER
1
4
1
50
1
19
VCC
2
MUTE
MPX
OSC
0
+
1
2
RF
PRE-EMPHASIS
& LIMITER
L-CH INPUT
PRE-EMPHASIS TIME CONSTANT
LPF TIME CONSTANT
PILOT SIGNAL ADJUST
AUDIO MUTING
DATA
CLOCK
CHIP ENABLE
X'TAL OSCILLATOR
X'TAL OSCILLATOR
PLL VCC
R-CH INPUT
PRE-EMPHASIS TIME CONSTANT
LPF TIME CONSTANT
FILTER
COMPOSITE SIGNAL OUTPUT
GND
PLL PHASE DETECTOR OUTPUT
VCC
RF OSCILLTOR
RF GND
RF OUTPUT
11 NC
13 T1IN
12 T2IN
8
7
T2OUT
V–
6
C2–
5
C2+
4
C1–
3
V+
2
C1+
1
EN
9
R2IN
10
R2OUT
14 NC
15 R1OUT
16 R1IN
19 VCC
18 GND
17 T1OUT
20 SHDN
3
2Y4
5
2Y3
7
2Y2
9
2Y1
2
1A1
4
1A2
6
1A3
8
1A4
10
GND
17 2A4
1
1OE
19 2OE
20 VCC
15 2A3
13 2A2
11 2A1
18 1Y1
16 1Y2
14 1Y3
12 1Y4
D
L
Q
2
Q0
3
D0
D
L
Q
4
D1
5
Q1
D
L
Q
6
Q2
7
D2
D
L
Q
8
D3
9
Q3
10
GND
Q
L
D
19 Q7
20 VCC
18 D7
Q
L
D
Q
L
D
Q
L
D
17 D6
16 Q6
15 Q5
14 D5
13 D4
12 Q4
11 LE
1
OE
Summary of Contents for PEGA-CC5
Page 61: ...61 PEGA CC5 MEMO ...