M66258 Mitsubishi, M66258 Datasheet - Page 12

• Manufacturer Part Number: M66258
• Description: 8192 x 8-BIT LINE MEMORY
• Manufacturer: Mitsubishi

12
APPLICATION EXAMPLE
(n+1) line
image data
B
Main scan direction
A
X
B
D0
D7
D0
D7
M66258
M66258
1 line
delay
1 line
delay
Q0
Q7
Q0
Q7
Sub Scan Resolution Compensation Circuit with Laplacean Filter
(n+1) line
image data
A
n line image data
(n-1) line
n line
(n+1) line
N
N'=N+K { (N-A) + (N-B) }
=N+K { (2N - (A+B) }
K: Laplacean coefficient
8192 x 8-BIT LINE MEMORY
M66258FP
Compensated
image data