STPCI2GDYI STMicroelectronics, STPCI2GDYI Datasheet - Page 79

• Manufacturer Part Number: STPCI2GDYI
• Description: IC SYSTEM-ON-CHIP X86 516-PBGA
• Manufacturer: STMicroelectronics

Specifications of STPCI2GDYI

• Applications: Graphics Controller
• Core Processor: x86
• Controller Series: STPC® Atlas
• Interface: UART
• Number Of I /o: 16
• Voltage - Supply: 2.45 V ~ 2.7 V
• Operating Temperature: -40°C ~ 115°C
• Mounting Type: Surface Mount
• Package / Case: 516-PBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Program Memory Type: -
• Ram Size: -
• Lead Free Status / Rohs Status: Compliant

Figure 6-7. Two Memory Banks with 8 Chips (8-bit)
Table 6-4. DIMM Pinout
Table 6-5. Address Mapping
Address Mapping: 16 Mbit - 2 internal banks
STPC I/F
RAS Address A11
CAS Address A11
Address Mapping: 64/128 Mbit - 2 internal banks
STPC I/F
RAS Address A11
CAS Address A11
Address Mapping: 64/128 Mbit - 4 internal banks
STPC I/F
RAS Address A11
CAS Address A11
Refer to
DIMM Pin Number
SDRAM Density
MCLKI
MCLKO
CS1#
CS0#
MA[12:0]
BA[1:0]
RAS0#
CAS0#
WE#
DQM[7:0]
MD[63:0]
Internal Banks
Section 4.5.3.
123
126
122
...
39
BA0
BA0
BA0
22pF
MA12 MA11 MA10 MA9
A24
0
BA1
A12
A12
for detailed timing constraints.
CY2305
A23
0
MA11 MA10 MA9
A24
0
BA0 (MA11)
MA[10:0]
2 Banks
16 Mbit
MA10 MA9
A22
0
A22
0
A23
0
-
-
-
H
DQM[7]
MD[63:56]
0
A21
A24
A21
A26
A22
A26
H
1
G
MA8
A2
A23
MA8
A20
A25
MA8
A21
A25
Length(MCLKI+1ns(+/- 0.5ns)) = Length(MCLKx
0
64/128 Mbit
BA0 (MA13)
MA[10:0]
G
2 Banks
MA11
MA12
1
MA7
A19
A10
MA7
A19
A10
MA7
A20
A10
F
-
0
F
MA6
A18
A9
MA6
A18
A9
MA6
A19
A9
1
E
0
MA5
A17
A8
MA5
A17
A8
MA5
A18
A8
E
1
BA1 (MA12)
64/128 Mbit
BA0 (MA13)
D
MA[10:0]
4 Banks
0
MA11
MA4
A16
A7
MA4
A16
A7
MA4
A17
A7
-
D
with
1
C
MA3
A15
A6
MA3
A15
A6
MA3
A16
A6
0
x = {A,B,C,D,E,F,G,H}
y = {0,1}
C
1
MA2
A14
A5
MA2
A14
A5
MA2
A15
A5
B
STPC® ATLAS
MD[15:8]
DQM[1]
0
CS2# (MA11)
CS3# (MA12)
CS3# (BA1)
y
STPC I/F
)
MA[10:0]
B
MA1
A13
A4
MA1
A13
A4
MA1
A14
A4
1
BA0
A
0
MD[7:0]
DQM[0]
MA0
A12
A3
MA0
A12
A3
MA0
A13
A3
79/108
A
1
1