HB56UW873E-F Datasheet, PDF (4/27 Pages) Elpida Memory – 64MB Buffered EDO DRAM DIMM 8-Mword × 72-bit, 4k Refresh, 1 Bank Module (9 pcs of 8M × 8 components)

HB56UW873E-F
Pin Description
Pin name
A0 to A11, B0
DQ0 to DQ71
RE0, RE2
CE0, CE4
WE0, WE2
OE0, OE2
V_CC
V_SS
PD1 to PD8
ID0, ID1
PDE
NC
Function
Address input (D0 to D8) : A0 to A11, B0
Row address (D0 to D8) : A0 to A11, B0
Column address (D0 to D8) : A0 to A10, B0
Refresh address (D0 to D8) : A0 to A11, B0
Data-in/Data-out
Row address strobe (RAS)
Column address strobe (CAS)
Read/Write enable
Output enable
Power supply
Ground
Presence detect
ID bit
Presence detect enable
No connection
Presence Detect Pin Assignment
Pin name
Pin No.
PD1
79
PD2
163
PD3
80
PD4
164
PD5
81
PD6
165
PD7
82
PD8
166
1 : High level (driver output)
0 : Low level (driver output)
PDE = Low
50 ns
1
0
1
1
1
0
0
0
60 ns
1
0
1
1
1
1
1
0
PDE = High
All
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
Data Sheet E0102H10
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