at49ld3200 ATMEL Corporation, at49ld3200 Datasheet - Page 27

• Manufacturer Part Number: at49ld3200
• Description: At49ld3200 32-megabit 1m X 32 Or 2m X 16 High-speed Synchronous Flash Memory
• Manufacturer: ATMEL Corporation

Technical Notes
Frequency vs. AC Parameter Relationship Table
<
<
<
Notes:
1940B–FLASH–11/01
100 MHz
75 MHz
50 MHz
Burst Length
Burst Length
Burst Length
1. Above tables are not specifications values, but rather the actual number of clock cycles. There are no gapless operations for
2. Minimum clocks for gapless operation.
3. t
CAS latency 7 and 8.
new access.
4
8
4
8
4
8
RC
(max) = t
VCVC
(max) = 50 µs. If t
RAS Latency
RAS Latency
RAS Latency
2
2
2
2
1
1
RC
(max) or t
CAS Latency
CAS Latency
CAS Latency
VCVC
(max) has been reached, a new “ACTIVE” command is necessary for
6
7
6
7
5
6
5
6
4
5
6
4
5
6
(1)
t
t
t
RC
RC
RC
4
8
11
12
10
11
10
(min)
(min)
(min)
7
8
6
7
5
6
9
(2)
(2)
AT49LD3200(B)
t
t
t
VCVC
VCVC
VCVC
3/4
7/8
5
9
4
8
4
8
10
6
5
9
5
9
(2)
(2)
(2)
(2)
(2)
(2)
(min)
(min)
(min)
(2)
(2)
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