at52bc6402a ATMEL Corporation, at52bc6402a Datasheet - Page 22

• Manufacturer Part Number: at52bc6402a
• Description: 64 Mbit Flash 16 Mbit Psram
• Manufacturer: ATMEL Corporation

Program Cycle Characteristics
Program Cycle Waveforms
Sector, Plane or Chip Erase Cycle Waveforms
Notes:
22
Symbol
t
t
t
t
t
t
BP
BPVPP
SEC1
SEC2
ES
PS
I/O0 -I/O15
1. OE must be high only when WE and CE are both low.
2. For chip erase, the address should be 555. For plane or sector erase, the address depends on what plane or sector is to be
3. For chip erase, the data should be XX10H, for plane erase, the data should be XX20H, and for sector erase, the data should
4. The waveforms shown above use the WE controlled AC Word Load Waveforms.
A0 -A21
AT52BC6402A(T)
erased. (See note 4 and 6 under Command Definitions on page 12.)
be XX30H
WE
OE
CE
(1)
Parameter
Word Programming Time (V
Word Programming Time (V
Sector Erase Cycle Time (4K word sectors)
Sector Erase Cycle Time (32K word sectors)
Erase Suspend Time
Program Suspend Time
I/O0 -I/O15
A0 -A21
WE
CE
OE
(1)
555
XXAA
555
pp
PP
= V
XXAA
> 11.5V)
AAA
CC
XX55
)
AAA
555
XX55
XX80
555
555
XXA0
XXAA
Min
ADDR
AAA
Typ
100
500
XX55
22
10
INPUT
DATA
Max
Note2
15
10
Note3
3441B–STKD–11/04
Units
ms
ms
µs
µs
µs
µs