Pioneer PDP-R06G Service Manual page 57

5
K4S641632H-TC75 (MR MAIN ASSY : IC5403)
• 64M SDRAM
Pin Arrangement (Top view)
Block Diagram
Bank Select
Row Buffer
Refresh Counter
CLK
38
LRAS
23-26,
A [11:0]
29-35
LCKE
LRAS
38 37
CLK CKE
5
6
Data Input Register
4Mx4 / 2Mx8 / 1Mx16
4Mx4 / 2Mx8 / 1Mx16
Row
Decoder
4Mx4 / 2Mx8 / 1Mx16
4Mx4 / 2Mx8 / 1Mx16
LCBR
Column
Buffer
Latency & Burst Length
Programming Register
LCAS
LCBR LWE
Timing Register
19 18 17 16
CS RAS CAS WE
PDP-R06G
6
7
I/O
Control
Sense
Output
AMP
Buffer
Column Decoder
LDQM
LWCBR
15
LDQM UDQM
7
8
LWE
LDQM
15
2, 4, 5, 7, 8, 10,
11, 13, 42, 44, 45, DQ [15:0]
47, 48, 50, 51, 53
39
8
A
B
C
D
E
F
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