A1280DX-1CQB ACTEL [Actel Corporation], A1280DX-1CQB Datasheet - Page 24

• Manufacturer Part Number: A1280DX-1CQB
• Description: Integrator Series FPGAs: 1200XL and 3200DX Families
• Manufacturer: ACTEL [Actel Corporation]

D u a l - P o rt S R A M Ti m i n g W a v e fo r m s
32 0 0D X S R A M Wr i t e O pe r a t io n
Note:
3200DX SRAM Synchronous Read Operation
Note:
24
Identical timing for falling-edge clock.
Identical timing for falling-edge clock.
RDAD[5:0]
RD[7:0]
RCLK
REN
WRAD[5:0]
WD[7:0]
BLKEN
WCLK
WEN
t
CKHL
Discontinued – v3.0
t
t
t
ADSU
WENSU
BENSU
Valid
Valid
I n t e g r a to r S e r i e s F P G A s : 1 2 0 0 X L a n d 3 2 0 0 D X F a m i l i e s
Old Data
t
RCKHL
t
t
RCKHL
RENSU
Valid
t
t
t
t
ADSU
ADH
WENH
BENH
t
DOH
t
RENH
t
t
ADH
RCKHL
t
RCO
New Data