參數(shù)資料
型號(hào): SPEAR300-2
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 333 MHz, RISC MICROCONTROLLER, PBGA289
封裝: 15 X 15 MM, 1.70 MM HEIGHT, 0.80 MM PITCH, ROHS COMPLIANT, LFBGA-289
文件頁(yè)數(shù): 26/83頁(yè)
文件大小: 1027K
代理商: SPEAR300-2
Pin description
SPEAr300
32/83
Doc ID 16324 Rev 2
Table 6.
USB pin descriptions
Group
Signal name
Ball
Direction
Function
Pin type
USB DEV
DEV_DP
M1
I/O
USB Device D+
Bidirectional
analog buffer 5 V
tolerant
DEV_DM
M2
USB Device D-
DEV_VBUS
G3
Input
USB Device
VBUS
TTL input buffer
3.3 V tolerant, PD
HOST1_DP
H1
I/O
USB HOST1 D+
Bidirectional
analog buffer 5 V
tolerant
HOST1_DM
H2
USB HOST1 D-
USB HOST
HOST1_VBUS
H3
Output
USBHOST1
VBUS
TTL output buffer
3.3 V capable, 4
mA
HOST1_OVRC
J4
Input
USB Host1
Over-Current
TTL input buffer
3.3 V tolerant, PD
HOST0_DP
K1
I/O
USB HOST0 D+
Bidirectional
analog buffer 5 V
tolerant
HOST0_DM
K2
USB HOST0 D-
HOST0_VBUS
J3
Output
USB HOST0
VBUS
TTL output buffer
3.3 V capable, 4
mA
HOST0_OVRC
H4
Input
USB Host0
Over-current
TTL Input Buffer
3.3 V tolerant, PD
USB_TXRTUNE
K5
Output
Reference resistor
Analog
USB_ANALOG_T
EST
L4
Output
Analog Test
Output
Analog
Table 7.
ADC pin description
Group
Signal name
Ball
Direction
Function
Pin type
ADC
AIN_0
N16
Input
ADC analog input
channel
Analog buffer 2.5
V tolerant
AIN_1
N15
AIN_2
P17
AIN_3
P16
AIN_4
P15
AIN_5
R17
AIN_6
R16
AIN_7
R15
ADC_VREFN
N14
ADC negative
voltage reference
ADC_VREFP
P14
ADC positive
voltage reference
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