EPC4 Altera Corporation, EPC4 Datasheet - Page 32

• Manufacturer Part Number: EPC4
• Description: Sram-based LUT Devices
• Manufacturer: Altera Corporation

Configuration Devices for SRAM-based LUT Devices Data Sheet
32
t
t
t
t
t
f
t
t
t
t
f
t
t
t
t
t
t
t
t
f
t
t
t
t
f
t
t
t
Symbol
Symbol
CE
OEZX
CO
MCH
MCL
CK
SCH
SCL
CASC
CCA
CDOE
OEC
NRCAS
NRR
CE
OEZX
CO
MCH
MCL
CK
SCH
SCL
CASC
CCA
CDOE
OEC
NRCAS
NRR
Table 20. ACEX 1K, FLEX 10K & FLEX 6000 Device Configuration Parameters Using EPC2 Devices at 5.0-V
Table 21. ACEX 1K, APEX 20K, APEX II, FLEX 10K & Mercury Device Configuration Parameters Using EPC2
Devices at 3.3-V
OE high to first clock delay
OE high to data output enabled
DCLK to data out delay
DCLK high time for the first device in the
configuration chain
DCLK low time for the first device in the
configuration chain
Clock frequency
DCLK high time for subsequent devices
DCLK low time for subsequent devices
CLK rising edge to nCASC
nCS to nCASC cascade delay
CLK to data enable/disable
OE low to CLK disable delay
OE low (reset) to nCASC delay
OE low time (reset) minimum
OE high to first clock delay
OE high to data output enabled
DCLK to data out delay
DCLK high time for the first device in the
configuration chain
DCLK low time for the first device in the
configuration chain
Clock frequency
DCLK high time for subsequent devices
DCLK low time for subsequent devices
CLK rising edge to nCASC
nCS to nCASC cascade delay
CLK to data enable/disable
OE low to CLK disable delay
OE low (reset) to nCASC delay
OE low time (reset) minimum
Parameter
Parameter
Tables 20
APEX II, APEX 20K, Mercury, ACEX 1K, or FLEX devices.
through
24
show the device configuration parameters for
Conditions
Conditions
Min
Min
100
100
6.7
30
40
30
30
30
40
40
40
5
Typ
Typ
7.7
50
50
10
65
65
Altera Corporation
Max
Max
16.7
12.5
200
300
100
100
50
20
75
75
20
10
20
20
25
80
30
25
15
30
30
30
Unit
Unit
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns