m28w320fcb STMicroelectronics, m28w320fcb Datasheet - Page 52

• Manufacturer Part Number: m28w320fcb
• Description: 32 Mbit 2mb X16, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

Common Flash Interface (CFI)
Table 27.
1. Query data are always presented on the lowest order data outputs (DQ7-DQ0) only. DQ8-DQ15 are ‘0’.
Table 28.
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Offset
Offset
1Ah
17h
18h
19h
1Ch
1Dh
1Bh
1Eh
1Fh
20h
21h
22h
23h
24h
25h
26h
0000h
0000h
0000h
0000h
Data
CFI Query Identification String
CFI Query System Interface Information
00B4h
00C6h
000Ah
0027h
0036h
0004h
0004h
0000h
0005h
0005h
0003h
0000h
Data
Alternate Vendor Command Set and Control Interface ID Code second
vendor - specified algorithm supported (0000h means none exists)
Address for Alternate Algorithm extended Query table
(0000h means none exists)
V
bit 7 to 4BCD value in volts
bit 3 to 0BCD value in 100 mV
V
bit 7 to 4BCD value in volts
bit 3 to 0BCD value in 100 mV
V
bit 7 to 4HEX value in volts
bit 3 to 0BCD value in 100 mV
V
bit 7 to 4HEX value in volts
bit 3 to 0BCD value in 100 mV
Typical time-out per single word program = 2
Typical time-out for Double/ Quadruple Word Program = 2
Typical time-out per individual block erase = 2
Typical time-out for full chip erase = 2
Maximum time-out for word program = 2
Maximum time-out for Double/ Quadruple Word Program = 2
Maximum time-out per individual block erase = 2
Maximum time-out for chip erase = 2
DD
DD
PP
PP
[Programming] Supply Minimum Program/Erase voltage
[Programming] Supply Maximum Program/Erase voltage
Logic Supply Minimum Program/Erase or Write voltage
Logic Supply Maximum Program/Erase or Write voltage
(1)
Description
(continued)
Description
n
n
times typical
ms
n
times typical
n
n
µs
ms
n
times typical
M28W320FCT, M28W320FCB
n
µs
n
times typical
Value
NA
NA
512µs
512µs
Value
11.4V
12.6V
16µs
16µs
2.7V
3.6V
NA
NA
1s
8s