Description
A0-A11
Row Address Input
A0-A8
Column Address Input
BA0, BA1
Bank Select Address
DQ0 to DQ31 Data I/O
CLK
System Clock Input
CKE
Clock Enable
CS
Chip Select
RAS
Row Address Strobe Command
CAS Column Address Strobe Command
WE DQM0-DQM3 Vdd Vss Vddq Vssq NC
Write Enable x32 Input/Output Mask Power Ground Power Supply for I/O Pin Ground for I/O Pin No Connection
3 Integrated Silicon Solution, Inc.- www.issi.com
Rev. A 07/18/2012
IS42S3280
Features
- Clock frequency: 200, 166, 143 MHz.
- Fully synchronous; all signals referenced to a positive clock edge.
- Internal bank for hiding row access/precharge.
- Single Power supply: 3.3V + 0.3V.
- LVTTL interface.
- Programmable burst length.
- (1, 2, 4, 8, full page).
- Programmable burst sequence: Sequential/Interleave.
- Auto Refresh (CBR).
- Self Refresh.
- 4096 refresh cycles every 16ms (A2 grade) or 64 ms.