MACH445-15YC Lattice, MACH445-15YC Datasheet - Page 23

• Manufacturer Part Number: MACH445-15YC
• Description: CPLD MACH 4 Family 128 Macro Cells 47.6MHz EECMOS Technology 5V 100-Pin PQFP Tray
• Manufacturer: Lattice

Specifications of MACH445-15YC

• Package: 100PQFP
• Family Name: MACH 4
• Number Of Macro Cells: 128
• Maximum Propagation Delay Time: 15 ns
• Number Of User I/os: 64
• Number Of Logic Blocks/elements: 8
• Typical Operating Supply Voltage: 5 V
• Maximum Operating Frequency: 47.6 MHz
• Number Of Product Terms Per Macro: 20
• Memory Type: EEPROM
• Re-programmability Support: Yes
• Operating Temperature: 0 to 70 °C

KEY TO SWITCHING WAVEFORMS
SWITCHING TEST CIRCUIT
*Switching several outputs simultaneously should be avoided for accurate measurement.
Specification
t
PD
t
t
ER
, t
EA
CO
S
Closed
Z
Z
H
L
1
Z: Closed
H: Open
L: Closed
Z: Open
WAVEFORM
Output
MACH445-12/15/20
35 pF
5 pF
C
5 V
L
INPUTS
Must be
Steady
May
Change
from H to L
May
Change
from L to H
Don’t Care,
Any Change
Permitted
Does Not
Apply
S
R
R
1
1
2
300
Commercial
R
1
C
390
L
R
OUTPUTS
Will be
Steady
Will be
Changing
from H to L
Will be
Changing
from L to H
Changing,
State
Unknown
Center
Line is High-
Impedance
“Off” State
2
Test Point
KS000010-PAL
17468E-22
H
L
Output Value
Measured
Z: V
Z: V
1.5 V
1.5 V
OH
OL
+ 0.5 V
– 0.5 V
23