DC and Switching Characteristics
LatticeECP/EC Family Data Sheet
Lattice Semiconductor
LatticeECP/EC sysCONFIG Port Timing Specifications
Over Recommended Operating Conditions
Parameter
Description
Min.
Typ.
Max.
Units
sysCONFIG Byte Data Flow
t
t
t
t
t
t
t
t
t
Byte D[0:7] Setup Time to CCLK
7
1
—
—
12
—
—
—
—
12
12
ns
ns
ns
ns
ns
ns
ns
ns
ns
SUCBDI
HCBDI
CODO
SUCS
HCS
Byte D[0:7] Hold Time to CCLK
Clock to Dout in Flowthrough Mode
CS[0:1] Setup Time to CCLK
CS[0:1] Hold Time to CCLK
—
7
1
Write Signal Setup Time to CCLK
Write Signal Hold Time to CCLK
CCLK to BUSY Delay Time
7
SUWD
HWD
1
—
—
DCB
Clock to Out for Read Data
CORD
sysCONFIG Byte Slave Clocking
t
t
t
t
t
t
Byte Slave Clock Minimum High Pulse
Byte Slave Clock Minimum Low Pulse
Byte Slave Clock Cycle Time
6
9
—
—
—
—
—
12
ns
ns
ns
ns
ns
ns
BSCH
BSCL
15
7
BSCYC
SUSCDI
HSCDI
CODO
Din Setup time to CCLK Slave Mode
Din Hold Time to CCLK Slave Mode
Clock to Dout in Flowthrough Mode
1
—
sysCONFIG Serial (Bit) Data Flow
t
t
Din Setup time to CCLK Master Mode
Din Hold Time to CCLK Master Mode
7
1
—
—
ns
ns
SUMCDI
HMCDI
sysCONFIG Serial Slave Clocking
t
t
Serial Slave Clock Minimum High Pulse
Serial Slave Clock Minimum Low Pulse
6
6
—
—
ns
ns
SSCH
SSCL
sysCONFIG POR, Initialization and Wake Up
t
t
t
t
t
t
t
t
Minimum Vcc to INIT High
—
—
—
25
—
—
—
—
50
2
ms
us
ns
ns
ms
ns
ns
ns
ICFG
Time from tICFG to Valid Master Clock
Program Pin Pulse Rejection
VMC
8
PRGMRJ
PRGM
DINIT
PROGRAMN Low Time to Start Configuration
INIT Low Time
—
1
Delay Time from PROGRAMN Low to INIT Low
Delay Time from PROGRAMN Low to DONE Low
User I/O Disable from PROGRAMN Low
37
37
35
DPPINIT
DINITD
IODISS
User I/O Enabled Time from CCLK Edge During Wake Up
Sequence
t
—
25
ns
IOENSS
t
t
t
Additional Wake Master Clock Signals after Done Pin High
CFG to INITN Setup Time
120
100
100
—
—
—
cycles
ns
MWC
SUCFG
HCFG
CFG to INITN Hold Time
ns
sysCONFIG SPI Port
t
t
t
t
Init High to CCLK Low
—
—
0
80
2
ns
us
ns
ns
CFGX
Init High to CSSPIN Low
CCLK Low Before CSSPIN Low
CCLK Low to Output Valid
CSSPI
-
CSCCLK
SOCDO
—
15
3-24
LATTICE [ LATTICE SEMICONDUCTOR ]
