K4H281638L Datasheet, PDF (6/32 Pages) Samsung semiconductor – 128Mb L-die DDR SDRAM Specification

K4H281638L
DDR SDRAM
60ball FBGA (Top View)
4M x 16
9
V_DDQ DQ1 DQ3 DQ5 DQ7 NC
8
DQ0 V_SSQ V_DDQ V_SSQ V_DDQ V_DD CAS
CS
BA0 A10/AP A1
A3
7
V_DD DQ2 DQ4 DQ6 LDQS LDM WE RAS BA1 A0
A2
V_DD
A
B
C
D
E
F
G
H
J
K
L
M
3
V_SS DQ13 DQ11 DQ9 UDQS UDM CK CKE A9
A7
A5
V_SS
2
DQ15 V_DDQ V_SSQ V_DDQ V_SSQ V_SS
CK
NC A11 A8
A6
A4
1
V_SSQ DQ14 DQ12 DQ10 DQ8 V_REF
64Mb FBGA Package ballout
Organization
4Mx16
Row Address
A0~A11
Column Address
A0-A7
DM is internally loaded to match DQ and DQS identically.
Row & Column address configuration
6 of 32
Rev. 1.2 Feburary 2009