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SPEAR-09-B042 Datasheet(PDF) 61 Page - STMicroelectronics

Part # SPEAR-09-B042
Description  SPEAr짰 BASIC ARM 926EJ-S core, customizable logic, large IP portfolio SoC
PDF  66 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPEAR-09-B042 Datasheet(HTML) 61 Page - STMicroelectronics

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SPEAR-09-B042
Electrical characteristics
61/66
10.2
DC electrical characteristics
Supply voltage specifications.
The recommended operating conditions are listed in the Table 25:
10.3
General purpose I/O characteristics
The 3.3 V I/Os are compliant with JEDEC standard JESD8b
Table 25.
Recommended operating condition
Symbol
Description
Min
Typ
Max
Unit
VDD core
Supply voltage core
1.14
1.2
1.26
V
VDD I/O
Supply voltage I/O
3
3.3
3.6
V
VDD PLL
Supply voltage PLL
2.25
2.5
2.75
V
VDD OSC
Supply voltage oscillator
2.25
2.5
2.75
V
VDD DDR
Supply voltage DRAM interface
1.7
1.8
1.9
V
VDD RTC
Supply voltage RTC
1.2
1.5
1.8
V
TOP
Operating temperature
-40
85
°C
Table 26.
Low voltage TTL DC input specification (3V< VDD <3.6V)
Symbol
Description
Test condition
Min
Max
Unit
Vil
Low level input voltage
0.8
V
Vih
High level input voltage
2
V
Vhyst
Schmitt trigger hysteresis
300
800
mV
Table 27.
Low voltage TTL DC output specification (3V< VDD <3.6V)
Symbol
Description
Test condition
Min
Max
Unit
Vol
Low level output voltage
Iol= XmA
(1)
1.
For the max current value (XmA) refer to Section 6: Pins description.
0.3
V
Voh
High level output voltage
Ioh= -XmA
(1)
VDD - 0.3
V
Table 28.
Pull-up and pull-down characteristics
Symbol
Description
Test condition
Min
Max
Unit
Rpu
Equivalent pull-up resistance
Vi = 0V
29
67
KO
Rpd
Equivalent pull-down resistance
Vi = Vdde3V3
29
103
KO



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