PC87332VLJ-5 NSC [National Semiconductor], PC87332VLJ-5 Datasheet - Page 85
PC87332VLJ-5
Manufacturer Part Number
PC87332VLJ-5
Description
PC87332VLJ (3.3V/5V) and PC87332VLJ-5 (5V) (SuperI/OTM III Premium Green) Floppy Disk Controller, Dual UARTs, IEEE1284 Parallel Port, and IDE Interfac
Manufacturer
NSC [National Semiconductor]
Datasheet
1.PC87332VLJ-5.pdf
(98 pages)
- Current page: 85 of 98
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MICROPROCESSOR AND IDE INTERFACE PINS
DISK INTERFACE PINS (Note 6)
OSCILLATOR PIN (X1 OSC)
PARALLEL PORT PINS
Symbol
V
V
I
V
V
V
I
V
V
I
I
I
9 0 Electrical Characteristics
DC CHARACTERISTICS Under Recommended Operating Conditions (Continued)
Note 6 When PPM is active and FDC is selected via the parallel port pins the parallel port pins behave as the other Disk Interface pins If FDC is not selected
Note 7 V
Note 8 AFD INIT SLIN and STB are open drain pins when the PC87332 parallel port is operating in one of the following modes Compatible Extended EPP1 7
OZ
LKG
XLKG
OH
OL
OH
OL
H
OH
OL
IH
IL
(PNF
ECP mode 0 or ECP mode 2 if PCR1 is 0 4 7 k
OH
and I
e
Output High Voltage
Output Low Voltage
Input TRI-STATE Leakage Current
(D7–0 IRQ3–7 DRQ)
Input Hysteresis
Output High Voltage (Note 7)
Output Low Voltage
Output High Leakage Current (Note 7)
XTAL1 Input High Voltage
XTAL1 Input Low Voltage
XTAL1 Leakage Current
High Level Output Current (Note 8)
Low Level Output Current
1) or PPM is not active the parallel port pins behave normally
LKG
for the disk interface pins is valid for CMOS buffered outputs only
Parameter
resistors should be used
(Continued)
I
D0 – 7 IDED7 IRQ3– 7 DRQ
I
DTR RTS SOUT PD0– 7
MFM DRATE0 1 IDEHI
IDELO HCS0 HCS1
I
D0– 7 IDED7 IRQ3– 7 DRQ
ZWS IOCHRDY MFM
I
DTR RTS SOUT HCS0 HCS1
I
DRATE0 1 IDEHI IDELO
V
V
I
I
V
V
V
V
V
V
OH
OH
OL
OL
OL
OH
OL
IN
IN
IN
IN
IN
IN
OH
OL
e
e
e
e
e
e
e
e
e
e
e b
e b
e b
e
e
85
12 mA on
6 mA on
3 mA on
20 mA
V
V
V
V
V
V
0 4V
2 4V
DD
SS
DD
SS
DD
SS
7 5 mA on
3 mA on
2 mA
Conditions
Min
2 4
2 4
2 0
Typ
250
12
12
b
b
b
Max
400
0 4
0 4
0 4
50
10
400
50
10
Units
mV
mA
mA
V
V
V
V
V
V
A
A
A
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