lf3312 LOGIC Devices Incorporated, lf3312 Datasheet - Page 4

• Manufacturer Part Number: lf3312
• Description: 12-mbit Frame Buffer / Fifo
• Manufacturer: LOGIC Devices Incorporated

DEVICES INCORPORATED
LOGIC Devices Incorporated
WIEN
WEN
Figure 2. Single Channel FIFO Mode Functional Block Diagram
Figure 3. Random Access Mode Functional Block Diagram
WIEN
WEN
CHIP_ADDR
CHIP_ADDR
PROGRAM
PROGRAM
PDATA
PDATA
D[11:0]
PCE
PCE
WCLR
WCLK
WSET
PCE
PCE
PRE
SDA
SCL
PRE
SDA
SCL
6-0
6-0
0
1
0
1
7
8
D[11:0]
WCLK
WCLR
WSET
MARK
7
8
12
CONTROL
I C
2
MASTER
CONTROL A
I C
CONTROL
12
2
MASTER
WRITE
CONTROL A
WRITE
WRITE ADDRESS
WRITE ADDRESS
4
MEMORY CELL ARRAY
MEMORY CELL ARRAY
2,073,600 x 12-bit
2,488,320 x 10-bit
3,110,400 x 8-bit
2,073,600 x 12-bit
2,488,320 x 10-bit
3,110,400 x 8-bit
CONTROL
ADDRESS
ADDR[23:0]
MARK
24
24
READ ADDRESS
READ ADDRESS
RADDRSEL
WADDRSEL
12-Mbit Frame Buffer / FIFO
CONTROL
READ
GENERATOR
Preliminary Datasheet
CONTROL A
CONTROL
READ
READ
FLAG
Video Imaging Product
12
RCLK
RSET
RCLR
Q[11:0]
OE
12
August 8, 2006 LDS.3312 O
RCLK
RSET
RCLR
Q[11:0]
PE
OE
PF
COLLIDE
REN
LF3312
REN