at49ld3200 ATMEL Corporation, at49ld3200 Datasheet - Page 7

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

AC Read Characteristics
AC operating conditions unless otherwise noted.
Notes:
1940B–FLASH–11/01
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
CC
SAC
OH
CH
CL
RC
SS
SH
SLZ
SHZ
T
VCVC
1. These t
2. These t
up to 50 MHz. RAS latency increase means a simultaneous t
3 CLKs, t
t
VCVC
Parameter
CLK Cycle Time
CLK to Valid Output Delay
Data Output Hold Time
CLK High Pulse Width
CLK Low Pulse Width
Row-active to Row-active
Input Setup Time
Input Hold Time
CLK to Output in Low-Z
CLK to Output in High-Z
Transition Time
Valid CAS Enable to Valid CAS Enable
= 3 CLKs for up to 50 MHz. Refer to page 27 for gapless operation.
RC
VCVC
RC
values are for BL = 8. For BL = 4, t
is 12 CLKs for BL = 8.) Refer to page 27 for gapless operation.
values are for BL = 8. For BL = 4, t
(1)
(2)
RC
VCVC
= 7 CLKs for up to 100 MHz, t
= 5 CLKs for up to 100 MHz, t
Min
0.1
10
11
3
3
3
2
1
0
9
<100 MHz
RC
Max
10
7
7
increase in the same number of cycles. (If RAS latency is
Min
0.1
13
10
4
4
4
4
2
0
8
<75 MHz
RC
= 6 CLKs for up to 75 MHz, t
VCVC
Max
10
10
8
= 4 CLKs for up to 75 MHz,
AT49LD3200(B)
Min
6.5
6.5
0.1
20
4
9
4
2
0
7
<50 MHz
Max
15
10
9
RC
= 5 CLKs for
Units
clks
clks
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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