apa075 Actel Corporation, apa075 Datasheet - Page 70

• Manufacturer Part Number: apa075
• Description: Proasicplus Flash Family Fpgas
• Manufacturer: Actel Corporation

Synchronous Write and Asynchronous Read to the Same Location
Note: The plot shows the normal operation status.
Figure 1-40 • Synchronous Write and Asynchronous Read to the Same Location
Table 1-59 • T
1 -6 4
Symbol t
ORDA
ORDH
OWRA
OWRH
RAWCLKS
RAWCLKH
Notes:
1. During an asynchronous read cycle, each write operation (synchronous or asynchronous) to the same location will automatically
2. Violation of RAWCLKS will disturb access to OLD data.
3. Violation of RAWCLKH will disturb access to NEWER data.
4. All –F speed grade devices are 20% slower than the standard numbers.
ProASIC
trigger a read operation which updates the read data.
PLUS
xxx
T
J
J
RB, RADDR
Flash Family FPGAs
= 0°C to 110°C; V
= –55°C to 150°C, V
t RAWCLKS
New DO access from RB ↓
Old DO valid from RB ↓
New DO access from WCLKS ↓
Old DO valid from WCLKS ↓
RB ↓ or RADDR from WCLKS ↑
RB ↑ or RADDR from WCLKS ↓
WCLKS
t ORDH
t ORDA
DO
DD
Description
DD
= 2.3 V to 2.7 V for Commercial/industrial
= 2.3 V to 2.7 V for Military/MIL-STD-883
OLD
v5.5
Min.
7.5
3.0
5.0
5.0
t OWRH
t OWRA
Max.
3.0
0.5
NEW
Units
t RAWCLKH
ns
ns
ns
ns
ns
ns
NEWER
Notes