Chapter 1: Cyclone III Device Data Sheet
1–17
Switching Characteristics
Embedded Multiplier Specifications
Table 1–21 describes the embedded multiplier specifications for Cyclone III devices.
Table 1–21. Cyclone III Devices Embedded Multiplier Specifications
Resources Used
Performance
C7, I7, A7
Mode
9 × 9-bit
Unit
Number of Multipliers
C6
C8
1
1
340
300
250
260
MHz
MHz
multiplier
18 × 18-bit
multiplier
287
200
Memory Block Specifications
Table 1–22 describes the M9K memory block specifications for Cyclone III devices.
Table 1–22. Cyclone III Devices Memory Block Performance Specifications
Resources Used
Performance
Memory
Mode
M9K
LEs
C6
C7, I7, A7
C8
Unit
Memory
FIFO 256 × 36
47
0
1
1
1
1
315
315
315
315
274
274
274
274
238
238
238
238
MHz
MHz
MHz
MHz
Single-port 256 × 36
M9K Block
Simple dual-port 256 × 36 CLK
True dual port 512 × 18 single CLK
0
0
Configuration and JTAG Specifications
Table 1–23 lists the configuration mode specifications for Cyclone III devices.
Table 1–23. Cyclone III Devices Configuration Mode Specifications
Programming Mode
Passive Serial (PS)
DCLK Fm ax
133
Unit
MHz
MHz
Fast Passive Parallel (FPP) (1)
100
Note to Table 1–23:
(1) EP3C40 and smaller density members support 133 MHz.
Table 1–24 lists the active configuration mode specifications for Cyclone III devices.
Table 1–24. Cyclone III Devices Active Configuration Mode Specifications
Programming Mode
Active Parallel (AP)
Active Serial (AS)
DCLK Range
20 – 40
Unit
MHz
MHz
20 – 40
© January 2010 Altera Corporation
Cyclone III Device Handbook, Volume 2
ALTERA [ ALTERA CORPORATION ]
