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M39432 bảng dữ liệu(PDF) 23 Page - STMicroelectronics

tên linh kiện M39432
Giải thích chi tiết về linh kiện  Single Chip 4 Mbit Flash Memory and 256 Kbit Parallel EEPROM
PDF  28 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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M39432 bảng dữ liệu(HTML) 23 Page - STMicroelectronics

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M39432
Table 17. Data Polling and Toggle Bit AC Characteristics 1
(TA = –40 to 85 °C; VCC = 2.7 V to 3.6 V)
Note: 1. All other timings are defined in Table 13.
2. tWHQ7V is the Program or Erase time.
Table 18. Program, Erase Times and Program, Erase Endurance Cycles (Flash Block)
(TA = –40 to 85 °C; VCC = 2.7 V to 3.6 V)
Symbol
Alt.
Parameter
M39432
Unit
-100
-120
-150
Min
Max
Min
Max
Min
Max
tWHQ7V1
2
Write Enable High to DQ7 Valid
(Program, W controlled)
10
10
10
µs
tWHQ7V2
2
Write Enable High to DQ7 Valid (Sector
Erase, W controlled)
1.5
30
1.5
30
1.5
30
s
tEHQ7V1
2
Flash Block Enable High to DQ7 Valid
(Program, EF controlled)
10
10
10
µs
tEHQ7V2
2
Flash Block Enable High to DQ7 Valid
(Sector Erase, EF controlled)
1.5
30
1.5
30
1.5
30
s
tQ7VQV
DQ7 Valid to Output Valid (Data
Polling)
40
50
55
ns
tWHQV1
Write Enable High to Output Valid
(Program)
10
10
10
µs
tWHQV2
Write Enable High to Output Valid
(Sector Erase)
1.5
30
1.5
30
1.5
30
s
tEHQV1
Flash Block Enable High to Output
Valid (Program)
10
10
10
µs
tEHQV2
Flash Block Enable High to Output
Valid (Sector Erase)
1.5
30
1.5
30
1.5
30
s
Parameter
M39432
Unit
Min.
Typ.
Max.
Chip Program (Byte)
8
s
Chip Erase (Pre-programmed)
3
30
s
Chip Erase
10
s
Sector Erase (Pre-programmed)
1
30
s
Sector Erase
2
s
Byte Program
10
µs
Program/Erase Cycles (per Sector)
100,000
cycles



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