AT52BR1672-85CI ATMEL [ATMEL Corporation], AT52BR1672-85CI Datasheet - Page 19
AT52BR1672-85CI
Manufacturer Part Number
AT52BR1672-85CI
Description
16-megabit Flash and 2-megabit/ 4-megabit SRAM Stack Memory
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT52BR1672-85CI.pdf
(39 pages)
- Current page: 19 of 39
- Download datasheet (360Kb)
Sector or Chip Erase Cycle Waveforms
Notes:
2604B–STKD–09/02
A0 - A19
DATA
1. OE must be high only when WE and CE are both low.
2. For chip erase, the address should be 555. For sector erase, the address depends on what sector is to be erased.
3. For chip erase, the data should be 10H, and for sector erase, the data should be 30H.
WE
OE
CE
(See note 3 under Command Definitions.)
(1)
t
AS
555
t
WC
WORD 0
t
AH
AA
t
t
DS
WP
AAA
WORD 1
t
DH
55
555
t
WPH
WORD 2
80
555
WORD 3
AA
AAA
WORD 4
AT52BR1672(T)/1674(T)
55
Note 2
WORD 5
Note 3
t
SR/W
t
t
EC
ADDRESS
t
VALID
ACC
OUTPUT
VALID
19
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