Sharp HR-MB3 Service Manual page 37

IC500 RH-IXA069AWZZ: 256MB SDRAM (IXA069AW)
Pin No. Terminal Name
40* N.C./RFU
41 VSS
42 DQ8
43 VDDQ
44, 45 DQ9, DQ10
46 VSSQ
47, 48 DQ11, DQ12
48 DQ1, DQ2
49 VDDQ
50, 51 DQ13, DQ14
52 VSSQ
53 DQ15
54 VSS
54 DQ7
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
No connection.
Ground.
Data inputs/outputs are multiplexed on the same pins.
Data output power.
Data inputs/outputs are multiplexed on the same pins.
Data output ground.
Data inputs/outputs are multiplexed on the same pins.
Data inputs/outputs are multiplexed on the same pins.
Data output power.
Data inputs/outputs are multiplexed on the same pins.
Data output ground.
Data inputs/outputs are multiplexed on the same pins.
Ground.
Dynamic power path management set point. (account for scale factor)
Function
8 – 8
HR-MB3