ST STM32F7308-DK - Page 43

UM2469 Electrical schematics
UM2469 Rev 1 43/59
Figure 27. PSRAM
512
PSRAM
MB1260 D02
11/09/2018
Title:
Size: Reference:
Date: Sheet: of
A4
Revision:
STM32F723E/F7308 DISCOVERYProject:
LCD_PSRAM_D[0..15]
PSRAM_A[0..17]
PSRAM
3V3
3V3
3V3
Place close to PSRAM
PSRAM_NE1
LCD_PSRAM_D0
LCD_PSRAM_D1
LCD_PSRAM_D2
LCD_PSRAM_D3
LCD_PSRAM_D4
LCD_PSRAM_D5
LCD_PSRAM_D6
LCD_PSRAM_D7
LCD_PSRAM_D8
LCD_PSRAM_D9
LCD_PSRAM_D10
LCD_PSRAM_D11
LCD_PSRAM_D12
LCD_PSRAM_D13
LCD_PSRAM_D14
LCD_PSRAM_D15
PSRAM_A0
PSRAM_A1
PSRAM_A2
PSRAM_A3
PSRAM_A4
PSRAM_A5
PSRAM_A6
PSRAM_A7
PSRAM_A8
PSRAM_A9
PSRAM_A10
PSRAM_A11
PSRAM_A12
PSRAM_A13
PSRAM_A14
PSRAM_A15
PSRAM_A16
PSRAM_A17
PSRAM_A[0..17]
LCD_PSRAM_D[0..15]
LCD_PSRAM_NWE
LCD_PSRAM_NOE
PSRAM_NE1
PSRAM_NBL0
PSRAM_NBL1
PSRAM_NBL0
PSRAM_NBL1
LCD_PSRAM_NOE
LCD_PSRAM_NWE
i
PSRAM_A
Matched Net Lengths [Tolerance = 200mil]
Impedance Constraint [Min = 40.00 Max = 60.00 ]
i
PSRAM_D
Matched Net Lengths [Tolerance = 200mil]
Impedance Constraint [Min = 40.00 Max = 60.00 ]
i
PSRAM_A
i
PSRAM_A
i
PSRAM_A
i
PSRAM_A
10K
R63
0
R65
0R64
P
SRAM Data, NWE & NOE
s
hared with LCD
100nF
C63
100nF
C71
A4
B4
A3
B3
A2
A5
A1
A4
A0
A3
CS1
B5
I/O0
B6
I/O1
C5
I/O2
C6
I/O3
D5
VDD
D6
GND
D1
I/O4
E5
I/O5
F5
I/O6
F6
I/O7
G6
WE
G5
A16
E4
A15
F4
A14
F3
A13
G4
A12
G3
A11
H5
A10
H4
A9
H3
A8
H2
I/O8
B1
I/O9
C1
I/O10
C2
I/O11
D2
VDD
E1
I/O12
E2
I/O13
F2
I/O14
F1
I/O15
G1
LB
A1
UB
B2
OE
A2
A7
D4
A6
C4
A5
C3
A17
D3
A18
H1
GND
E6
NC
G2
CS2
A6
NC
H6
NC
E3
U10
IS66WV51216EBLL-55BLI
i
PSRAM_A
10K
R100