參數(shù)資料
型號(hào): 28F004B5
英文描述: IEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices
中文描述: 智能5引導(dǎo)塊。閃存系列2。 4。 8兆比特
文件頁數(shù): 9/44頁
文件大?。?/td> 496K
代理商: 28F004B5
28F400BL-T/B, 28F004BL-T/B
1.5 Pin Descriptions for x8/x16 28F400BL
(Continued)
Symbol
Type
Name and Function
BYTE
Y
I
BYTE
Y
ENABLE:
Controls whether the device operates in the byte-wide mode (x8) or
the word-wide mode (x16). BYTE
Y
e
‘‘0’’ enables the byte-wide mode, where data is
read and programmed on DQ
0
–DQ
7
and DQ
15
/A
b
1
becomes the lowest order
address that decodes between the upper and lower byte. DQ
8
–DQ
14
are tri-stated
during the byte-wide mode. BYTE
Y
e
‘‘1’’ enables the word-wide mode where data is
read and programmed on DQ
0
–DQ
15
.
V
PP
PROGRAM/ERASE POWER SUPPLY:
For erasing memory array blocks or
programming data in each block.
Note:
V
PP
k
V
PPLMAX
memory contents cannot be altered.
V
CC
DEVICE POWER SUPPLY (3.3V
g
0.3, 5V
g
10%)
GND
GROUND:
For all internal circuitry.
NC
NO CONNECT:
Pin may be driven or left floating.
DU
DON’T USE PIN:
Pin should not be connected to anything.
9
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