Pin Arrangement - Pioneer PDP-R06XE Service Manual

1
K4S641632H-TC75 (MR MAIN ASSY : IC5403)
A
• 64M SDRAM
Pin Arrangement (Top view)
B
C
Block Diagram
D
CLK
38
23-26,
A [11:0]
29-35
LCKE
E
38
CLK
F
78
1
2
Bank Select
Row Buffer
Row
Refresh Counter
Decoder
LRAS LCBR
Column
Buffer
LCAS
LRAS LCBR LWE
Timing Register
37 19 18 17 16
CKE CS RAS CAS WE
2
3
Data Input Register
4Mx4 / 2Mx8 / 1Mx16
4Mx4 / 2Mx8 / 1Mx16
Sense
AMP
4Mx4 / 2Mx8 / 1Mx16
4Mx4 / 2Mx8 / 1Mx16
Column Decoder
Latency & Burst Length
Programming Register
LWCBR
PDP-R06XE
3
4
LWE
I/O
Control
LDQM
15
2, 4, 5, 7, 8, 10,
Output
11, 13, 42, 44, 45,
DQ [15:0]
Buffer
47, 48, 50, 51, 53
LDQM
15 39
LDQM UDQM
4