R
XC18V00 Series In-System Programmable Configuration PROMs
DOUT
OPTIONAL
Daisy-chained
FPGAs with
different
configurations
Vcco
(2)
4.7K
Vcco
(2)
OPTIONAL
Slave FPGAs
with identical
configurations
(2)
VCCINT VCCO
FPGA
Modes (1)
(2)
VCCINT VCCO
(2)
Vcco
4.7K
DIN
CCLK
DONE
INIT
PROGRAM
VCCINT VCCO
DATA
First
CLK
PROM
CEO
CE
OE/RESET
CF
VCCINT VCCO
DATA
CLK
CE
OE/RESET
CF
Cascaded
PROM
1
For Mode pin connections and Done pullup value, refer to the appropriate FPGA data sheet.
2
For compatible voltages, refer to the appropriate FPGA data sheet.
Notes:
(a) Master Serial Mode
I/O
(1)
I/O
(1)
Modes
(2)
CS
WRITE
1K
1K
Vcco
(4)
(2)
8
(4)
Vcco
4.7K
CLK
D[0:7]
CE
OE/RESET
CEO
CF
VCCINT VCCO
XC18Vxx
(4)
Vcco
4.7K
VCCINT VCCO
XC18Vxx
CLK
D[0:7]
CE
OE/RESET
CEO
CF
External
Osc
(3)
VCCINT VCCO
(4)
(4)
VCCINT VCCO
VIRTEX
Select MAP
NC
BUSY
CCLK
PROGRAM D[0:7]
DONE
INIT
Notes:
1 CS and WRITE must be either driven Low or pulled down externally. One option is shown.
2 For Mode pin connections and Done pullup value, refer to the appropriate FPGA data sheet.
3 External oscillator required for Virtex/Virtex-E SelectMAP or Virtex-II/Virtex-II Pro Slave-SelectMAP modes.
4 For compatible voltages, refer to the appropriate FPGA data sheet.
(b) Virtex/Virtex-E/Virtex-II/Virtex-II Pro SelectMAP Mode
I/O
(1)
I/O
(1)
Modes
(2)
CS
WRITE
1K
1K
Vcco (4)
(2)
CCLK
PROGRAM D[0:7]
DONE
INIT
8
Vcco(4)
3.3K
CLK
D[0:7]
CE
OE/RESET
CF
VCCINT VCCO
XC18Vxx
(4)
VCCINT
4.7K
External
Osc
(3)
(4)
VCCINT VCCO
Spartan-II,
Spartan-IIE
NC
BUSY
Notes:
1 CS and WRITE must be pulled down to be used as I/O. One option is shown.
2 For Mode pin connections and Done pullup value and if Drive Done configuration option is not active, refer to
the appropriate FPGA data sheet.
3 External oscillator required for Spartan-II/Spartan-IIE Slave-Parallel modes.
4 For compatible voltages, refer to the appropriate FPGA data sheet.
(c) Spartan-II/Spartan-IIE Slave-Parallel Mode
DS026_05_060403
Figure 7:
(a) Master Serial Mode (b) Virtex/Virtex-E/Virtex-II Pro SelectMAP Mode (c) Spartan-II/Spartan-IIE
Slave-Parallel Mode (dotted lines indicate optional connection)
DS026 (v4.0) June 11, 2003
Product Specification
1-800-255-7778
XILINX [ XILINX, INC ]
