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AM1808
SPRS653E – FEBRUARY 2010 – REVISED MARCH 2014
6.24.1 LCD Interface Display Driver (LIDD Mode)
NO.
16
t
Setup time, LCD_D[15:0] valid before LCD_MCLK high
su(LCD_D)
17
t
Hold time, LCD_D[15:0] valid after LCD_MCLK high
h(LCD_D)
Table 6-109. Switching Characteristics Over Recommended Operating Conditions for LCD LIDD Mode
NO.
4
t
Delay time, LCD_MCLK high to LCD_D[15:0] valid (write)
d(LCD_D_V)
5
t
Delay time, LCD_MCLK high to LCD_D[15:0] invalid (write)
d(LCD_D_I)
6
t
)
Delay time, LCD_MCLK high to LCD_AC_ENB_CS low
d(LCD_E_A
7
t
Delay time, LCD_MCLK high to LCD_AC_ENB_CS high
d(LCD_E_I)
8
t
Delay time, LCD_MCLK high to LCD_VSYNC low
d(LCD_A_A)
9
t
Delay time, LCD_MCLK high to LCD_VSYNC high
d(LCD_A_I)
10
t
Delay time, LCD_MCLK high to LCD_HSYNC low
d(LCD_W_A)
11
t
Delay time, LCD_MCLK high to LCD_HSYNC high
d(LCD_W_I)
12
t
Delay time, LCD_MCLK high to LCD_PCLK active
d(LCD_STRB_A)
13
t
Delay time, LCD_MCLK high to LCD_PCLK inactive
d(LCD_STRB_I)
14
t
Delay time, LCD_MCLK high to LCD_D[15:0] in 3-state
d(LCD_D_Z)
15
t
Delay time, LCD_MCLK high to LCD_D[15:0] (valid from 3-state)
d(Z_LCD_D)
1
W_SU
2
(0 to 31)
3
LCD_MCLK
4
LCD_D[15:0]
LCD_PCLK
LCD_VSYNC
10
LCD_HSYNC
LCD_AC_ENB_CS
196
Peripheral Information and Electrical Specifications
Table 6-108. Timing Requirements for LCD LIDD Mode
PARAMETER
CS_DELA Y
W_STROBE
W_HOLD
(1 to 63)
(1 to 15)
Write Data
1 1
12
13
Figure 6-52. Character Display HD44780 Write
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R_SU
(0 to 31)
R_STROBE
(1 to 63)
5
14
16
8
12
Copyright © 2010–2014, Texas Instruments Incorporated
AM1808
1.3V, 1.2V,
1.0V
1.1V
MIN
MAX
MIN
MAX
7
8
0
0
1.3V, 1.2V,
1.0V
1.1V
MIN
MAX
MIN
MAX
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
0
7
0
9
R_HOLD
(1 to 15)
CS_DELA Y
17
15
Data[7:0]
Read Status
9
13
www.ti.com
UNIT
ns
ns
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Not Used
RS
R/W
E0
E1
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