参数资料
型号: EP20K200CB652I9
英文描述: 256K, 32K x 8 Bit; 5 Volt, Byte Alterable EEPROM; Temperature Range: -40°C to 85°C; Package: 28-CerDIP
中文描述: 专用集成电路
文件页数: 48/114页
文件大小: 1623K
代理商: EP20K200CB652I9
Altera Corporation
39
APEX 20K Programmable Logic Device Family Data Sheet
Figure 25. APEX 20K Bidirectional I/O Registers
Note:
(1)
The output enable and input registers are LE registers in the LAB adjacent to the bidirectional pin.
VCC
OE[7..0]
CLK[1..0]
ENA[5..0]
CLRn[1..0]
Peripheral Control
Bus
CLRN
D
Q
ENA
VCC
2 Dedicated
Clock Inputs
Chip-Wide
Output Enable
CLK[3..2]
2
12
VCC
Chip-Wide
Reset
Input Pin to
Core Delay
Slew-Rate
Control
VCCIO
Optional
PCI Clamp
Output Register
t
Delay
Core to Output
Register Delay
Input Pin to Input
Register Delay
CLRN
DQ
ENA
VCC
Chip-Wide
Reset
Input Register
Output Register
CLRN
DQ
ENA
Chip-Wide Reset
VCC
OE Register
VCC
4 Dedicated
Inputs
Row, Column,
or Local Interconnect
CO
Open-Drain
Output
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