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NS486SXF Datasheet(PDF) 20 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # NS486SXF
Description  NS486TMSXF Optimized 32-Bit 486-Class Controller with On-Chip Peripherals for Embedded Systems
PDF  44 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

NS486SXF Datasheet(HTML) 20 Page - National Semiconductor (TI)

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30 Device Specifications (Continued)
3144 AUXILIARY PROCESSOR INTERFACE
Symbol
Parameter
Condition
Min
Max
Unit
Notes
VOH
Output High Voltage
IOH eb6 mA on EACK
24
V
IOH eb4 mA on DRV EREQ
VOL
Output Low Voltage
IOL e 6 mA on EACK
04
V
IOL e 4 mA on DRV EREQ
3145 HP-SIRUART
Symbol
Parameter
Condition
Min
Max
Unit
Notes
VOH
Output High Voltage
IOH eb100 mAVCC b 02
V
IOH eb6 mA on Tx UCLK Rx
24
V
VOL
Output Low Voltage
IOL e 100 mA
02
V
IOL e 6 mA on Tx UCLK Rx
04
V
3146 EXTERNAL BUS CONTROL
Symbol
Parameter
Condition
Min
Max
Unit
Notes
VOH
Output High Voltage
IOH eb12 mA on
IOR IOW MEMR MEMW
RESET RESET CS16 BHE
24
V
CS16 - min 10 kX pullup
VOL
Output Low Voltage
IOL e 12mA on
IOR IOW MEMR MEMW
04
V
RESET RESET CS16 BHE
3147 OSCILLATOR (CPUX1CLK)
Symbol
Parameter
Condition
Min
Max
Unit
Notes
VOH
Output High Voltage
IOH eb12 mA on SYSCLK
24
V
VOL
Output Low Voltage
IOL e 12 mA on SYSCLK
04
V
VIH
OSCX1 Input High Voltage
24
OSCX2 is
the output
VIL
OSCX2 Input Low Voltage
04
V
3148 LCD INTERFACE
Symbol
Parameter
Condition
Min
Max
Unit
Notes
VOH
Output High Voltage
IOH eb26 mA on
VCC b 08
V
CMOS Level
LCD 30 CL1 CL2 CLF
VOH
Output High Voltage
IOH eb6mAon
24
V
TTl Level
LCD 30 CL1 CL2 CLF
VOL
Output Low Voltage
IOL e 6mAon
04
V
LCD 30 CL1 CL2 CLF
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