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SPEAR320S Datasheet(PDF) 34 Page - STMicroelectronics

Part # SPEAR320S
Description  Embedded MPU with ARM926 core for industrial and consumer applications
PDF  113 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPEAR320S Datasheet(HTML) 34 Page - STMicroelectronics

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Pin description
SPEAr320S
34/113
Doc ID 022508 Rev 2
Table 10.
USB pins description
Group
Signal name
Description
Dir.
Pin type
Ball
USB
Device
USB_DEVICE_DP
USB Device D+
IO
Bidirectional analog buffer
5 V tolerant
M1
USB_DEVICE_DM
USB Device D-
M2
USB_DEVICE_VBUS
USB Device VBUS
I
TTL input buffer 3.3 V
tolerant, PD
G3
USB Host
USB_HOST1_DP
USB Host1 D+
IO
Bidirectional analog buffer
5 V tolerant
H1
USB_HOST1_DM
USB Host1 D-
H2
USB_HOST1_VBUS
USB Host1 VBUS
O
TTL output buffer 3.3 V
capable, 4 mA
H3
USB_HOST1_OVERCUR
USB Host1 Over-Current
I
TTL input buffer 3.3 V
tolerant, PD
J4
USB_HOST0_DP
USB Host0 D+
IO
Bidirectional analog buffer
5 V tolerant
K1
USB_HOST0_DM
USB Host0 D-
K2
USB_HOST0_VBUS
USB Host0 VBUS
O
TTL output buffer 3.3 V
capable, 4 mA
J3
USB_HOST0_OVERCUR
USB Host0 Over-current
I
TTL Input Buffer 3.3 V
tolerant, PD
H4
USB
USB_TXRTUNE
Reference resistor
O
Analog
K5
USB_ANALOG_TEST
Analog test output
O
Analog
L4
Table 11.
ADC pins description
Signal name
Description
Dir.
Pin type
Ball
AIN_0
ADC analog input channel
I
Analog buffer 2.5 V tolerant
N16
AIN_1
N15
AIN_2
P17
AIN_3
P16
AIN_4
P15
AIN_5
R17
AIN_6
R16
AIN_7
R15
ADC_VREFN
ADC negative voltage reference
N14
ADC_VREFP
ADC positive voltage reference
P14



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