K4M281633H Datasheet, PDF (3/12 Pages) Samsung semiconductor – 2M x 16Bit x 4 Banks Mobile SDRAM in 54FBGA

K4M281633H - R(B)N/G/L/F
Mobile SDRAM
Package Dimension and Pin Configuration
< Bottom View^*1 >
< Top View^*2 >
E₁
987654321
A
B
C
D
E
F
G
H
J
E
54Ball(6x9) FBGA
1
2
3
7
8
9
A VSS DQ15 VSSQ VDDQ DQ0 VDD
B DQ14 DQ13 VDDQ VSSQ DQ2 DQ1
C DQ12 DQ11 VSSQ VDDQ DQ4 DQ3
D DQ10 DQ9 VDDQ VSSQ DQ6 DQ5
E DQ8 NC VSS VDD LDQM DQ7
F UDQM CLK CKE CAS RAS WE
G NC A11 A9 BA0 BA1 CS
H
A8
A7
A6
A0
A1 A10
J VSS A5
A4
A3
A2 VDD
*2: Top View
b
*1: Bottom View
< Top View^*2 >
A
A1
z
#A1 Ball Origin Indicator
Pin Name
CLK
CS
CKE
A0 ~ A11
BA0 ~ BA1
RAS
CAS
WE
L(U)DQM
DQ0 ~ 15
VDD/VSS
VDDQ/VSSQ
Pin Function
System Clock
Chip Select
Clock Enable
Address
Bank Select Address
Row Address Strobe
Column Address Strobe
Write Enable
Data Input/Output Mask
Data Input/Output
Power Supply/Ground
Data Output Power/Ground
Symbol
Min
A
-
A₁
0.25
E
7.90
E₁
-
D
7.90
D₁
-
e
-
b
0.45
z
-
Typ
-
-
8.00
6.40
8.00
6.40
0.80
0.50
-
[Unit:mm]
Max
1.00
-
8.10
-
8.10
-
-
0.55
0.10
3
January 2006