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6.0 Electrical Description

6.2 Signal Levels

The signal levels depend on the value of Vcc. The signal levels when Vcc= +5.0 V are shown in Table 19. The signal levels when Vcc= +3.3 V are shown in Table 20.

TABLE 19. DC Specifications for +5.0 V Signalling
SymbolDescriptionMinMaxUnits
VCCSupply Voltage4.755.25Volts
VIHInput high voltage level2.0VCC + 0.5Volts
VILInput low voltage level-0.50.8Volts
VOHOutput high voltage level2.4 (IOL = -2mA) Volts
VOLOutput low voltage level 0.55 (IOL = 3mA)Volts

TABLE 20. DC Specifications for +3.3 V Signalling
SymbolDescriptionMinMaxUnits
VCCSupply Voltage3.03.6Volts
VIHInput high voltage level0.5VCCVCC + 0.5Volts
VILInput low voltage level-0.50.3VCCVolts
VOHOutput high voltage level0.9VCC (IOL = -500 mA) Volts
VOLOutput low voltage level 0.1VCC (IOL = 1500 mA)Volts


The S-LINK Interface Specification - 27 MARCH 1997
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