WC32P020-XXM Datasheet, PDF (7/14 Pages) White Electronic Designs Corporation – 16 32-Bit General-Purpose Data and Address Registers

White Electronic Designs
WC32P020-XXM
DC ELECTRICAL CHARACTERISTICS
VCC = 5.0 VDC ± 5%, GND = 0 VDC, -55°C ≤ TA ≤ +125°C
Characteristics
Symbol Min
Max
Unit
Input High Voltage
Input Low Voltage
Input Leakage Current
GND - VIN - VCC
VIH
2.0
VCC
V
VIL GND -0.5 0.8
V
BERR#, BR#, BGACK#, CLK, IPL0-2#, AVEC#,
IIN
-4
4.0
µA
CDIS#, DSACK0#, DSACK1#
HALT#, RESET#
-20
20
High-Z (Off State) Leakage Current
A31-0, AS#, DBEN#, DS#, D31-0, FC2-0 R/W#, RM#, SIZ1-0
ITSI
-20
20
µA
Output High Voltage
A31-0, AS#, BG#, D31-0, DBEN#, DS#, ECS#, R/W#, IPEND#,
VOH
2.4
—
V
OCS#, RMC#, SIZ1-0, FC2-0
Output Low Voltage
IOL = 3.2 mA
IOL = 5.3 mA
IOL = 2.0 mA
IOL = 10.7 mA
Maximum Supply Current
Capacitance (1)
VIN = 0V, TA = 25°C, f = 1MHz
Load Capacitance
VOL
V
A31-0, FC2-0, SIZ1-0, BG#, D31-0
—
0.5
AS#, DS#, R/W#, RMC#, DBEN#, IPEND#
—
0.5
ECS#, OCS#
—
0.5
HALT#, RESET#
—
0.5
ICC
—
333
mA
CIN
—
20
pF
ECS#, OCS#
CL
All Other
—
50
pF
130
NOTES:
1. Capacitance is guaranteed by design but not tested.
AC ELECTRICAL SPECIFICATIONS – CLOCK INPUT (see Figure 5)
Characteristic
Frequency of Operation
16.67 MHz
20 MHz
25MHz
Specification Min
Max
Min
Max
Min
Max
Unit
8
16.67
12.5
20
12.5
25
MHz
Cycle Time
1
60
125
50
80
40
80
ns
Clock Pulse Width
2,3
24
95
20
54
19
61
ns
Rise and Fall Times
4,5
—
5
—
5
—
4
ns
FIGURE 5 – CLOCK INPUT TIMING DIAGRAM
2.0 V
0.8 V
4
1
2
3
5
NOTE: Timing measurements are referenced to and from a low 0.8V and a high voltage of 2.0V, unless otherwise noted. The voltage swing
through this range should start outside and pass through the range such that the rise or fall will be linear between 0.8V and 2.0V.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
December 2002
Rev. 2
7
White Electronic Designs Corporation • [phone] • www.wedc.com