S1D13503 Epson Electronics America, Inc., S1D13503 Datasheet - Page 40

• Manufacturer Part Number: S1D13503
• Description: S1d13503 Graphics Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Page 32
S1D13503
X18A-A-001-08
UDS#/LDS#
MEMR# Timing
Where MCLK period = 1/f
9.3)
MEMCS#
Symbol
DTACK#
DB[15:0]
AB[19:1]
R/W#
t1
t2
t3
t4
t5
t6
t7
AS#
AB[19:1] and MEMCS# valid before AS# falling edge
AB[19:1] and MEMCS# hold from AS# rising edge
AS# falling edge to DTACK# falling edge
AS# rising edge to DTACK# hi-z delay
DTACK# falling edge to DB[15:0] valid
DB[15:0] hold from AS# rising edge
AS# rising edge to DB[15:0] hi-z delay
INVALID
Hi-Z
Hi-Z
OSC
t1
, or 2/f
Parameter
Table 7-4: MEMR# Timing (MC68000)
OSC
Figure 13: MEMR# Timing (MC68000)
, or 4/f
OSC
t3
depending on which display mode the chip is in. (see section 9.2 and
VALID
t5
Min
0
0
3V/3.3V
MCLK
Max
3.5 *
+ 20
40
20
25
40
Hardware Functional Specification
Epson Research and Development
VALID
Min
t4
0
0
t2
5V
MCLK
Max
3.5 *
t6
+ 10
Vancouver Design Center
t7
15
15
15
30
Hi-Z
Issue Date: 01/01/29
Units
ns
ns
ns
ns
ns
ns
ns
Hi-Z