AM29F400BB-70SD Spansion Inc., AM29F400BB-70SD Datasheet - Page 30

• Manufacturer Part Number: AM29F400BB-70SD
• Description: Flash Memory IC
• Manufacturer: Spansion Inc.

Specifications of AM29F400BB-70SD

• Memory Size: 4Mbit
• Memory Configuration: 512K X 8 / 256K X 16
• Ic Interface Type: Parallel
• Access Time: 70ns
• Memory Case Style: SOIC
• No. Of Pins: 44
• Operating Temperature Range: 0°C To +70°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC CHARACTERISTICS
Word/Byte Configuration (BYTE#)
28
Note:
Refer to the Erase/Program Operations table for t
JEDEC
Parameter
from word
Switching
Switching
from byte
to word
BYTE#
BYTE#
t
t
t
to byte
ELFL/
FLQZ
FHQV
mode
mode
Std
t
ELFH
Description
CE# to BYTE# Switching Low or High
BYTE# Switching Low to Output HIGH Z
BYTE# Switching High to Output Active
DQ0–DQ14
DQ0–DQ14
DQ15/A-1
DQ15/A-1
BYTE#
BYTE#
BYTE#
WE#
CE#
OE#
CE#
Figure 11. BYTE# Timings for Read Operations
Figure 12. BYTE# Timings for Write Operations
D A T A
AS
(t
t
and t
SET
t
AS
ELFL
t
ELFH
Am29F400B
)
AH
specifications.
S H E E T
The falling edge of the last WE# signal
Data Output
(DQ0–DQ7)
Address
t
t
FHQV
FLQZ
Input
Output
Max
Max
DQ15
t
Min
HOLD
(DQ0–DQ14)
Data Output
(t
-45
15
45
AH
)
Output
DQ15
-50
15
50
(DQ0–DQ14)
Data Output
Speed Options
Address
Data Output
(DQ0–DQ7)
-55
15
55
Input
5
21505E5 November 1, 2006
-70
20
70
-90
20
90
-120
120
30
Unit
ns
ns
ns