Toshiba XM-7002B Computer Drive User Manual


 
14/27 XM-7002B Rev.1.0
6.2.1.Signal Specifications
Figure 9 shows the Signal Specifications
N
P
N
Sig. Name
DD0 -DD15
/DASP
/PDIAG
Type
Bidirectional
IOL Driver sink current
Min Max
12 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
2.0 V TTL
VIL
Input LOW Voltage
ILI -5 µA -150 µA
TTL
Pullup Resistor(Ri)
ILO
Input leakage Current
Output Leakage Current
-30 µA Pullup Resistor(Ri)
CI
Input Capacitance 8 pF
CO
Output Capacitance 8 pF
Open Drain
/IOCS16
24 mA
VOL
Voltage Output Low
0.4 V IOL=24 mA
8 pFCO Output Capacitance
Driver sink current
P
N
Receivers/Drivers Caracteristics withoutExternal pullup Resistor
Condition
Rx
NOTE
IOL
Ri
IORDY
IOL
Driver sink current 24 mA
VOH
Voltage Output High
VOL Voltage Output Low 0.4 V
IOH=400 µA
IOL=24 mA
ILO Output Leakage Current
CO
8 pF
-10 µA
10 µA
Output Capacitance
DMARQ
INTRQ
Ri
ILO
Output Leakage Current
Pullup Resistor(Ri)
P
N
IOL
Driver sink current 12 mA
VOH Voltage Output High
VOL
Voltage Output Low 0.4 V
IOH=400 µA
IOL=12 mA
ILO Output Leakage Current
CO 8 pF
Output Capacitance
VIH
Input HIGH Voltage
2.0 V
TTL
VIL Input LOW Voltage
ILI
-5 µA
TTL
Pullup Resistor(Ri)
Input leakage Current
CI Input Capacitance 8 pF
RiRx
/RESET
VIH
Input HIGH Voltage
2.0 V
VIL
Input LOW Voltage
ILI
Pullup Resistor(Ri)Input leakage Current
CI
Input Capacitance
8 pF
Rs
Rs
Rs
Rs=22 OHM
Rs=0 OHM
Rx=10 kOHM
Ri=infinity
Rs
Rs=22 OHM
Rx=10 kOHM
0.8 V
0.8 V
0.8 V
timing
control
timing
control
timing
control
2.4 V
Vdd-0.4 V
Rs
Rx
Rx
Rs
Rx
Rx=10 kOHM
Ri=20 kOHM
Rs=0 OHM
/PDIAG
3 state(Hiz)
Rx=100 kOHM
Rs=1 kOHM
TTL
TTL
CSEL
DMARQ
Rs=22 OHM
3 state(Hiz)
INTRQ
Rx=infinity
Ri=infinity
Rs=33 OHM
DD0-DD15
Ri=100 kOHM,
Rx=10 kOHM
Rs=82 OHM,
/CS1FX,/CS3FK
-150 µA
-150 µA
-30 µA
-10 µA
10 µA
-5 µA
-150 µA
-150 µA
/DASP
Rx=10 kOHM
Ri=100 kOHM
Rs=0 OHM
Ri=100 kOHM,
Rx=infinity,
Rs=82 OHM
/DMACK,/DIOW,/DIOR
DA0 - DA2
Ri=infinity,
Rx=10 kOHM
Rs=470 OHM,
CSEL
/DIOW
/DIOR
DA0 - DA2
/CS1FX
/CS3FX
/DMACK
Figure 9 Signal Specifications