Техническое Руководство для Toshiba SR-C8002

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SR-C8002 Rev.1.0

6.2.Signal summary

The physical interface consists of single ended TTL compatible receivers and drivers

communicating through a 50P-connector as shown in Figure 11 and Figure 12 "Interface connector".

6.2.1. Signal Specification

Figure 8 shows the Signal Specifications

Sig. Name

HD0 - HD15

/DASP

/PDIAG

Type

Bidirectional

IOL

Driver sink current

Min

Max

24 mA

VOH Voltage Output High

Vdd-0.4 V

VOL Voltage Output Low

0.4 V

IOH=1 mA

IOL=12 mA

VIH

Input HIGH Voltage

2.4 V

TTL

VIL

Input LOW Voltage

ILI

-30 µA -400 µA

TTL

Pullup Resistor(Ri)

ILO

Input leakage Current

Output Leakage Current

Pullup Resistor(Ri)

Input Capacitance

15 pF

Output Capacitance

15 pF

Open Drain

/IOCS16

24 mA

VOL

Voltage Output Low

0.5 V

IOL=12 mA

Output Capacitance

Driver sink current

Receivers/Drivers Caracteristics withoutExternal pullup Resistor

Condition

NOTE

Rs1=0 OHM

Rs2=33 OHM
HD0-HD15
Rx=10 kOHM
Rs1=0 OHM
Rs2=0 OHM
/PDIAG,
/DASP

IOL

IORDY

IOL

Driver sink current

24 mA

VOH Voltage Output High

VOL

Voltage Output Low

0.5 V

IOH=400 µA

IOL=12 mA

Output Capacitance

/HDRQ
/INTRQ

IOL

Driver sink current

24 mA

VOH Voltage Output High

VOL

Voltage Output Low

0.4 V

IOH=400 µA

IOL=12 mA

Output Capacitance

/HWR
/HRD
HA0 - HA2
/HCS1/HCS3
/HDAK

VIH

Input HIGH Voltage

2.0 V

TTL

VIL

Input LOW Voltage

ILI

-30 µA -400 µA

TTL

Pullup Resistor(Ri)

Input leakage Current

Input Capacitance

RESET

100 kOHM

VIH

Input HIGH Voltage

4 V

VIL

Input LOW Voltage

ILI

-30 µA -400 µA Pullup Resistor(Ri)

Input leakage Current

Input Capacitance

Rs=22 OHM

/INTRQ

/HDRQ

Rs=0 OHM

Rs=22 OHM

0.6 V

0.8 V

0.6 V

timing
control

2.4 V

Rs1

82 OHM

Rs2

Rx=infinity

Rx=infinity
Rs=82 OHM
/HWR, /HA0-2,
/HDAK
Rx=infinity
Rs=120 OHM
/HRD
Rx=10 kOHM
Rs=82 OHM
/HCS1,/HCS3

Vdd-0.4 V

-30 µA -400 µA

15 pF

Rx=1.2 kOHM

Rx=1 kOHM

Figure 8 Signal Specifications