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SPEAR320S-2 数据表(PDF) 74 Page - STMicroelectronics

部件名 SPEAR320S-2
功能描述  Embedded MPU with ARM926 core for industrial and consumer applications
PDF  113 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

SPEAR320S-2 数据表(HTML) 74 Page - STMicroelectronics

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Electrical characteristics
SPEAr320S
74/113
Doc ID 022508 Rev 2
4.7
LPDDR and DDR2 pin characteristics
Table 44.
DC characteristics
Symbol
Parameter
Test condition
Min
Max
Unit
VIL
Low level input voltage
SSTL18
-0.3
VREF-0.125
V
VIH
High level input voltage
SSTL18
VREF+0.125
VDDE1V8+0.3
V
Vhyst
Input voltage hysteresis
200
mV
Table 45.
Driver characteristics
Symbol
Parameter
Min
Typ
Max
Unit
RO
Output impedance
45
Ω
Table 46.
On-die termination
Symbol
Parameter
Min
Typ
Max
Unit
RT1
Termination value of resistance for on die termination
75
Ω
RT2
Termination value of resistance for on die termination
150
Ω
Table 47.
Reference voltage
Symbol
Parameter
Min
Typ
Max
Unit
VREFIN
Voltage applied to core/pad
0.49 * VDDE
0.500 * VDDE 0.51 * VDDE
V



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