EPC4 Altera Corporation, EPC4 Datasheet - Page 6

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

Configuration Devices for SRAM-based LUT Devices Data Sheet
Figure 3. Configuration Device Block Diagram
Notes to
(1)
(2)
(3)
6
PLD (except FLEX 8000) Configuration Using an EPC2, EPC1, or EPC1441
FLEX 8000 Device Configuration Using an EPC1, EPC1441, EPC1213, EPC1064, or EPC1064V
DCLK
OE (3)
Do not use EPC2 devices to configure FLEX 6000 devices.
The EPC1441, EPC1064, and EPC1064V devices do not support data cascading. The EPC2, EPC1, and EPC1213
devices support data cascading.
The OE pin is a bidirectional open-drain pin.
nCS
nCS
OE
Figure
3:
Figure 3
Oscillator
Oscillator
Control
CLK
ENA
nRESET
Detection
Circuitry
Error
Register
EPROM
shows the configuration device block diagram.
Array
Shift
Address
DATA
Address
Counter
Decode
Logic
CLK
ENA
nRESET
EPROM
Register
Array
Shift
Address
DATA
(1)
Address
Counter
Decode
Logic
DATA
nCASC
(2)
Altera Corporation
DCLK
nCASC
DATA
(2)