Internet Data Sheet
HY[B/E]18M256[16/32]0CF
256-Mbit DDR Mobile-RAM
TABLE 1
Performance
Part Number Speed Code
Clock Frequency (fCKmax
– 6
– 7.5
Unit
)
CL = 3
CL = 2
166
83
133
83
MHz
MHz
ns
Access Time (tACmax
)
5.5
6.0
TABLE 2
Memory Addressing Scheme
Item
Addresses
Banks
Rows
BA0, BA1
A0 - A12 (x16)
A0 - A11 (x32)
Columns
A0 - A8
TABLE 3
Ordering Information
Type1)
Package
Description
Standard Temperature Range
HYB18M256320CF–6/7.5 90–ball PG-VFBGA-60-3
HYB18M256160CF–6/7.5 60–ball PG-VFBGA-60-4
166/133 MHz 4 Banks × 2 Mbit × 32 Low Power DDR SDRAM
166/133 MHz 4 Banks × 4 Mbit × 16 Low Power DDR SDRAM
Extended Temperature Range
HYE18M256320CF–6/7.5 90–ball PG-VFBGA-60-3
HYE18M256160CF–6/7.5 60–ball PG-VFBGA-60-4
166/133 MHz 4 Banks × 2 Mbit × 32 Low Power DDR SDRAM
166/133 MHz 4 Banks × 4 Mbit × 16 Low Power DDR SDRAM
1) HY[B/E]: Designator for memory products (HYB: Standard temp. range, HYE: Extended temp. range)
18M: 1.8V DDR Mobile-RAM
256: 256 MBit density
16/32: 16 or 32 bit interface width
C: die revisionF: green product
-6 / -7.5: speed grades (min. clock cycle time)
Rev.1.44, 2007-07
4
06262007-JK8G-48BV