Pin Function Description - Daewoo DVG-8300SE Manual

PIN FUNCTION DESCRIPTION

PIN
CLK Clock
CKE Clock Enable
CS Chip Select
BA Bank Address
A0 ~ A10 Address
Row Address Strobe,
RAS, CAS, WE Column Address Strobe,
Write Enable
LDQM, UDQM Data Input/Output Mask
DQ0 ~ DQ15 Data Input/Output
V /V Power Supply/Ground
DD SS
V /V Data Output Power/Ground
DDQ SSQ
NC No Connection
Note:
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PIN NAME
The system clock input. All other inputs are referenced to the SDRAM on the
rising edge of CLK.
Controls internal clock signal and when deactivated, the SDRAM will be one
of the states among power down, suspend or self refresh.
Command input enable or mask except CLK, CKE and DQM
Select either one of banks during both RAS and CAS activity.
Row Address : RA0 ~ RA10, Column Address : CA0 ~ CA7
Auto-precharge flag : A10
RAS, CAS and WE define the operation.
Refer function truth table for details
DQM control output buffer in read mode and mask input data in write mode
Multiplexed data input / output pin
Power supply for internal circuit and input buffer
Power supply for DQ
No connection
DESCRIPTION
4-15