SPEAR320-2 STMicroelectronics, SPEAR320-2 Datasheet - Page 30

• Manufacturer Part Number: SPEAR320-2
• Description: IC MPU ARM9 289LFBGA
• Manufacturer: STMicroelectronics
• Series: SPEAr®r

Specifications of SPEAR320-2

• Processor Type: ARM Microprocessor
• Speed: 333MHz
• Voltage: 1.14 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 289-LFBGA
• Processor Series: SPEAr320
• Core: ARM926EJ-S
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 333 MHz
• Operating Supply Voltage: 1.2 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Data Ram Size: 8 KB
• Interface Type: I2C, UART, USB, Serial
• Number Of Programmable I/os: 102
• Number Of Timers: 4
• Program Memory Size: 32 KB
• Program Memory Type: ROM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-10843

Pin description
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Table 8.
Group
DDR
DDR_MEM_GATE_O
DDR_MEM_GATE_O
DDR_MEM__DQS_0
nDDR_MEM_DQS_0
nDDR_MEM_DQS_1
DDR_MEM_COMP2
DDR_MEM_COMP2
DDR_MEM_DQS_1
DDR_MEM_DQ_10
DDR_MEM_DQ_11
DDR_MEM_DQ_12
DDR_MEM_DQ_13
DDR_MEM_DQ_14
DDR_MEM_DQ_15
V5_GNDBGCOMP
DDR_MEM_DM_0
DDR_MEM_DM_1
DDR_MEM_VREF
DDR_MEM_DQ_0
DDR_MEM_DQ_1
DDR_MEM_DQ_2
DDR_MEM_DQ_3
DDR_MEM_DQ_4
DDR_MEM_DQ_5
DDR_MEM_DQ_6
DDR_MEM_DQ_7
DDR_MEM_DQ_8
DDR_MEM_DQ_9
DDR pin description (continued)
Signal name
DDR2_EN
V5_REXT
PEN_0
PEN_1
Doc ID 16755 Rev 4
Ball
P11
R11
U11
R12
P12
P13
U10
U12
R10
U17
U16
U14
U13
R13
U15
R14
P10
T11
T12
T10
T17
T16
T13
T15
T14
J13
R4
P4
Direction
Output
Output
Power
Power
Input
Input
I/O
I/O
I/O
I/O
I/O
Lower Gate Open
Upper Gate Open
Lower Data Mask
Upper Data Mask
Return for Ext.
Configuration
Ext. Resistor
(Lower byte)
(Upper byte)
Upper Data
Lower Data
Data Lines
Data Lines
Reference
Function
Resistors
Voltage
Strobe
Strobe
3.3 V Tolerant, PU
SSTL_2/SSTL_1
SSTL_2/SSTL_1
SSTL_2/SSTL_1
SSTL_2/SSTL_1
SSTL_2/SSTL_1
TTL Input Buffer
Differential
Differential
Pin type
Analog
Analog
Power
8
8
8
8
8
SPEAr320