参数资料
型号: SST39VF6401B-70-4I-EKE-T
厂商: Microchip Technology
文件页数: 13/36页
文件大小: 0K
描述: IC FLASH MPF 64MBIT 70NS 48TSOP
标准包装: 1,000
系列: SST39 MPF™
格式 - 存储器: 闪存
存储器类型: FLASH
存储容量: 64M(4M x 16)
速度: 70ns
接口: 并联
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
封装/外壳: 48-TFSOP(0.724",18.40mm 宽)
供应商设备封装: 48-TSOP
包装: 带卷 (TR)
64 Mbit Multi-Purpose Flash Plus
A Microchip Technology Company
SST39VF6401B / SST39VF6402B
Not Recommended for New Designs
Operations
Table 5: Operation Modes Selection
Mode
Read
Program
Erase
CE#
V IL
V IL
V IL
OE#
V IL
V IH
V IH
WE#
V IH
V IL
V IL
DQ
D OUT
D IN
X 1
Address
A IN
A IN
Sector or block address,
XXH for Chip-Erase
Standby
Write Inhibit
V IH
X
X
X
V IL
X
X
X
V IH
High Z
High Z/ D OUT
High Z/ D OUT
X
X
X
Product Identification
Software Mode
V IL
V IL
V IH
See Table 6
T5.0 25008
1. X can be V IL or V IH , but no other value.
Table 6:
Software Command Sequence
Command
Sequence
1st Bus
Write Cycle
2nd Bus
Write Cycle
3rd Bus
Write Cycle
4th Bus
Write Cycle
5th Bus
Write Cycle
6th Bus
Write Cycle
Addr 1
Data 2
Addr 1
Data 2 Addr 1 Data 2 Addr 1
Data 2
Addr 1
Data 2 Addr 1 Data 2
Word-Program
555H
AAH
2AAH
55H
555H
A0H
WA 3
Data
Sector-Erase
Block-Erase
Chip-Erase
555H
555H
555H
AAH
AAH
AAH
2AAH
2AAH
2AAH
55H
55H
55H
555H
555H
555H
80H
80H
80H
555H
555H
555H
AAH
AAH
AAH
2AAH
2AAH
2AAH
55H
55H
55H
SA X4
BA X4
555H
50H
30H
10H
Erase-Suspend
Erase-Resume
XXXXH
XXXXH
B0H
30H
Query Sec ID 5
555H
AAH
2AAH
55H
555H
88H
User Security ID
555H
AAH
2AAH
55H
555H
A5H
WA 6
Data
Word-Program
User Security ID
555H
AAH
2AAH
55H
555H
85H
XXH 6
0000H
Program Lock-Out
Software ID Entry 7,8
CFI Query Entry
Software ID Exit 9,10
555H
555H
555H
AAH
AAH
AAH
2AAH
2AAH
2AAH
55H
55H
55H
555H
555H
555H
90H
98H
F0H
/CFI Exit/Sec ID Exit
Software ID Exit 9,10
XXH
F0H
/CFI Exit/Sec ID Exit
T6.0 25008
1. Address format A 10 -A 0 (Hex).
Addresses A 11 - A 21 can be V IL or V IH, but no other value, for Command sequence for SST39VF640xB.
2. DQ 15 -DQ 8 can be V IL or V IH , but no other value, for Command sequence
3. WA = Program Word address
4. SA X for Sector-Erase; uses A MS -A 11 address lines
BA X , for Block-Erase; uses A MS -A 15 address lines
A MS = Most significant address
A MS = A 21 for SST39VF640xB
5. With A MS -A 4 = 0; Sec ID is read with A 3 -A 0 ,
SST ID is read with A 3 = 0 (Address range = 000000H to 000007H),
User ID is read with A 3 = 1 (Address range = 000010H to 000017H).
Lock Status is read with A 7 -A 0 = 0000FFH. Unlocked: DQ 3 = 1 / Locked: DQ 3 = 0.
6. Valid Word-Addresses for Sec ID are from 000000H-000007H and 000010H-000017H.
?2011 Silicon Storage Technology, Inc.
13
DS25008A
08/11
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