at52bc6402d ATMEL Corporation, at52bc6402d Datasheet - Page 4

• Manufacturer Part Number: at52bc6402d
• Description: 64-megabit Flash + 16-megabit Psram Stack Memory
• Manufacturer: ATMEL Corporation

7. Flash Operating Modes
Notes:
8. Functional Description
Note:
4
Mode
Read
Program/Erase
Program Inhibit
Software Product
Identification
Standby/Program
Inhibit
Output Disable
Reset
PCS1
X
L
H
L
L
(1)
(1)
1.
2. The VPP pin can be tied to V
3. V
4. V
1. X means don’t care (must be low or high state).
PCS2
AT52BC6402D(T) Preliminary
X can be V
H
H
H
H
H
L
IHPP
ILPP
(max) = 0.4V
(min) = 1.65V
POE
X
X
X
X
H
H
IL
L
(1)
(1)
(1)
(1)
or V
CE
V
V
V
V
V
V
X
X
IL
IL
IL
IL
IL
IH
IH
PWE
X
X
X
H
H
H
L
(1)
(1)
(1)
OE
V
V
V
V
X
X
X
X
IH
IH
IL
IL
(1)
X
X
X
LB
H
H
H
L
L
L
L
L
(1)
(1)
(1)
CC
WE
. For faster program operations, V
V
V
V
V
X
X
X
X
IH
IH
IH
IL
X
X
X
UB
H
H
H
L
L
L
L
L
(1)
(1)
(1)
RESET
V
V
V
V
V
V
V
X
IH
IH
IH
IH
IH
IH
IL
I/O0 - 7
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
D
D
D
D
OUT
OUT
IN
IN
V
V
V
IHPP
ILPP
PP
X
X
X
X
X
X
(2)
(4)
(3)
I/O8 - 15
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
D
D
D
D
OUT
OUT
IN
IN
A0 = V
A0 = V
PP
can be set to 9.5V ± 0.5V.
IH
IL
Output Disabled
Output Disabled
Output Disabled
, A1 - A19 = V
, A1 - A19 = V
Deselected
Deselected
Lower Byte
Upper Byte
Word Read
Lower Byte
Upper Byte
Word Write
Ai
Ai
Ai
X
X
Mode
Read
Read
Write
Write
IL
IL
Manufacturer
Device Code
Low-power
Standby
Modes
Power
Active
Active
Active
Active
Active
Active
Active
Active
Active
High Z
High Z
High Z
Code
D
D
I/O
OUT
IN
3619A–STKD–7/06
Any PSRAM
Operation is
Flash Must
Operation
Operation
Any Flash
Operation
Be High Z
Must Be
Allowed
PSRAM
PSRAM
Allowed
High-Z
Flash