EPC1064V Datasheet, PDF (32/36 Pages) List of Unclassifed Manufacturers – Configuration Devices for SRAM-Based LUT Devices

Configuration Devices for SRAM-based LUT Devices Data Sheet
Tables 20 through 24 show the device configuration parameters for
APEX II, APEX 20K, Mercury, ACEX 1K, or FLEX devices.
Table 20. ACEX 1K, FLEX 10K & FLEX 6000 Device Configuration Parameters Using EPC2 Devices at 5.0-V
Symbol
Parameter
t_CE
t_OEZX
t_CO
t_MCH
t_MCL
f_CK
t_SCH
t_SCL
t_CASC
t_CCA
f_CDOE
t_OEC
t_NRCAS
t_NRR
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
Conditions
Min
Typ
Max Unit
200
ns
50
ns
20
ns
30
50
75
ns
30
50
75
ns
6.7
10
16.7
MHz
30
ns
30
ns
20
ns
10
ns
20
ns
20
ns
25
ns
100
ns
Table 21. ACEX 1K, APEX 20K, APEX II, FLEX 10K & Mercury Device Configuration Parameters Using EPC2
Devices at 3.3-V
Symbol
Parameter
t_CE
t_OEZX
t_CO
t_MCH
t_MCL
f_CK
t_SCH
t_SCL
t_CASC
t_CCA
f_CDOE
t_OEC
t_NRCAS
t_NRR
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
Conditions
Min
Typ
Max Unit
300
ns
80
ns
30
ns
40
65
100
ns
40
65
100
ns
5
7.7
12.5
MHz
40
ns
40
ns
25
ns
15
ns
30
ns
30
ns
30
ns
100
ns
32
Altera Corporation