SC9822P datasheet(4/30 Pages) SILAN

4 / 30 page

SC9822P

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

REV:1.0

2006.07.21

Http: www.silan.com.cn

Page 4 of 30

PIN DESCRIPTION

Pin No.

Pin name

I/O

Pin description

Addr<4>

SDRAM/DRAM address pin 4

Addr<5>

SDRAM/DRAM address pin 5

Addr<6>

SDRAM/DRAM address pin 6

Addr<7>

SDRAM/DRAM address pin 7

Addr<8>

SDRAM/DRAM address pin 8

Addr<9>

SDRAM/DRAM address pin 9

VDD3.3

Port supply voltage (3.3V)

Addr<10>

SDRAM/DRAM address pin 10

Addr<11>

SDRAM/DRAM address pin 11

SClk

16.9344M SDRAM/DRAM clock output pin

CKE

SDRAM/DRAM clock enable output pin

BankSelect<0>

SDRAM/DRAM block selecting output pin 0

VSS

Ground

VDD1.8

Kernel supply voltage (1.8V)

BankSelect<1>

SDRAM/DRAM block selecting output pin 1

NotWE

SDRAM/DRAM write output pin which is a low active.

NotRAS

SDRAM/DRAM row address strobe pin which is a low active.

NotCAS

SDRAM/DRAM column address strobe pin which is a low

active.

VDD1.8

OTP download voltage.

NotCSArray<0>

SDRAM/DRAM chip selection output 0 which is a low active.

DQ<0>

I/O

SDRAM/DRAM data pin 0 with internal pull-up resistor.

DQ<1>

I/O

SDRAM/DRAM data pin 1 with internal pull-up resistor.

DQ<2>

I/O

SDRAM/DRAM data pin 2 with internal pull-up resistor.

DQ<3>

I/O

SDRAM/DRAM data pin 3 with internal pull-up resistor.

DQ<4>

I/O

SDRAM/DRAM data pin 4 with internal pull-up resistor.

VDD3.3

Port supply voltage (3.3V)

DQ<5>

I/O

SDRAM/DRAM data pin 5 with internal pull-up resistor.

DQ<6>

I/O

SDRAM/DRAM data pin 6 with internal pull-up resistor.

VDD1.8

Kernel supply voltage(1.8V)

VSS

Ground

DQ<7>

I/O

SDRAM/DRAM data pin 7 with internal pull-up resistor.

DQ<8>

I/O

SDRAM/DRAM data pin 8 with internal pull-up resistor.

DQ<9>

I/O

SDRAM/DRAM data pin 9 with internal pull-up resistor.

DQ<10>

I/O

SDRAM/DRAM data pin 10 with internal pull-up resistor.

DQ<11>

I/O

SDRAM/DRAM data pin 11 with internal pull-up resistor.

DQ<12>

I/O

SDRAM/DRAM data pin 12 with internal pull-up resistor.

DQ<13>

I/O

SDRAM/DRAM data pin 13 with internal pull-up resistor.

DQ<14>

I/O

SDRAM/DRAM data pin 14 with internal pull-up resistor.

(To be continued)

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