EBJ21UE8BFU0
Pin Description
Pin name
Function
Address input
Row address
Column address
A0 to A13
A0 to A13
A0 to A9
A10 (AP)
A12 (/BC)
BA0, BA1, BA2
/RAS
Auto precharge
Burst chop
Bank select address
Row address strobe
/CAS
Column address strobe
Write enable
/WE
/CS0, /CS1
CKE0, CKE1
CK0, CK1
/CK0, /CK1
ODT0, ODT1
DQ0 to DQ63
DQS0 to DQS7, /DQS0 to /DQS7
DM0 to DM7
SCL
Chip select
Clock enable
Clock input
Differential clock input
ODT control
Data input/output
Input and output data strobe
Input mask
Clock input for serial PD
Data input/output for serial PD
Address input for serial PD
Power for internal circuit
Power for serial PD
Reference voltage for CA
Reference voltage for DQ
Ground
SDA
SA0, SA1
VDD*1
VDDSPD
VREFCA
VREFDQ
VSS
VTT
I/O termination supply for SDRAM
Set DRAM to a known state
No connection
/RESET
NC
Note: 1. The VDD and VDDQ pins are tied common to a single power-plane on these designs.
Front side
1 pin
2 pin
71 pin 73 pin
203 pin
204 pin
74 pin
72 pin
Back side
Data Sheet E1642E30 (Ver. 3.0)
4
ELPIDA [ ELPIDA MEMORY ]
