S1D13503 Epson Electronics America, Inc., S1D13503 Datasheet - Page 44

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

Page 36
S1D13503
X18A-A-001-08
MEMR# Timing
Where MCLK period = 1/f
9.3.)
MEMCS#
DB[15:0]
AB[19:0]
MEMR#
Symbol
READY
BHE#
t1
t2
t3
t4
t5
t6
t7
AB[19:0], BHE# and MEMCS# valid before MEMR#
falling edge
AB[19:0], BHE# and MEMCS# hold from MEMR#
rising edge
MEMR# falling edge to READY falling edge
READY rising edge to DB[15:0] valid
DB[15:0] hold from MEMR# rising edge
MEMR# rising edge to DB[15:0] hi-z delay
READY negated pulse width
OSC
t1
Hi-Z
, or 2/f
Table 7-8: MEMR# Timing (Non-MC68000)
Parameter
Figure 17: MEMR# Timing (Non-MC68000)
OSC
t3
, or 4/f
OSC
t7
VALID
depending on which display mode the chip is in. (See section 9.2 and
Hi-Z
Hi-Z
t4
Min
0
0
3V/3.3V
MCLK
Max
+ 20
3.5*
30
15
20
30
VALID
Hardware Functional Specification
Epson Research and Development
Min
0
0
t2
t5
5V
MCLK
Max
+ 10
3.5*
t6
Vancouver Design Center
20
10
10
20
Issue Date: 01/01/29
Units
ns
ns
ns
ns
ns
ns
ns
Hi-Z