M391B1G73BH0 SAMSUNG [Samsung semiconductor], M391B1G73BH0 Datasheet - Page 39

• Manufacturer Part Number: M391B1G73BH0
• Description: 240pin Unbuffered DIMM based on 4Gb B-die
• Manufacturer: SAMSUNG [Samsung semiconductor]

Unbuffered DIMM
19. Physical Dimensions
19.1 512Mbx8 based 512M x64 Module (1 Rank) - M378B5173BH0
The used device is 512M x8 DDR3 SDRAM, FBGA.
DDR3 SDRAM Part NO : K4B4G0846B-HC∗∗
* NOTE : Tolerances on all dimensions ±0.15 unless otherwise specified.
2.50
2.50
(2)
5.00
54.675
Detail A
47.00
1.50±0.10
A
133.35 ± 0.15
B
(for x72)
(for x64)
ECC
3.80
128.95
N/A
datasheet
SPD
71.00
- 39 -
Detail B
1.00
0.80 ± 0.05
0.2 ± 0.15
1.270 ± 0.10
Max 4.0
2x 2.10 ± 0.15
DDR3 SDRAM
Units : Millimeters
Rev. 1.3