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HMF2M32F4V-90

产品描述Flash-ROM Module 8MByte (2Mx32Bit), 80Pin-SMM, 3.3V Design
文件大小177KB,共12页
制造商HANBIT Electronics
官网地址http://www.hbe.co.kr/
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HMF2M32F4V-90概述

Flash-ROM Module 8MByte (2Mx32Bit), 80Pin-SMM, 3.3V Design

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HANBit
HMF2M32F4V
Flash-ROM Module 8MByte (2Mx32Bit), 80Pin-SMM, 3.3V Design
Part No. HMF2M32F4V
GENERAL DESCRIPTION
The HMF2M32F4V is a high-speed flash read only memory (FROM) module containing 2,097,152 words organized in a
x32bit configuration. The module consists of four 1M x 16 FROM mounted on a 80-pin stackable type, double - sided, FR4-
printed circuit board.
Commands are written to the command register using standard microprocessor write timings.
Register contents serve as input to an internal state-machine, which controls the erase and programming circuitry. Write
cycles also internally latch addresses and data needed for the programming and erase operations. Reading data out of the
device is similar to reading from 12.0V flash or EPROM devices.
Output enable (/OE) and write enable (/WE) can set the memory input and output. The host system can detect a program or
erase operation is complete by observing the Ready Pin, or reading the DQ7(Data # Polling) and DQ6(Toggle) status bits.
When FROM module is disable condition the module is becoming power standby mode, system designer can ge t low-power
design. All module components may be powered from a single + 3.0V DC power supply and all inputs and outputs are LVTTL-
compatible.
FEATURES
w
Part Identification
- HMF2M32F4V : Socket 5mm
w
Access time: 70, 80, 90, 120ns
w
High-density 8MByte design
w
High-reliability, low-power design
w
Single + 3.0V
±
0.5V power supply
w
All in/outputs are LVTTL-compatible
w
FR4-PCB design
w
80-pin Designed by
40-pin Fine Pitch Connector (x 2EA)
w
Minimum 1,000,000 write/erase cycle
w
Sector erases architecture
9
10
11
/WE
A19
A8
A9
A10
Vss
A11
A12
A13
A14
A15
Vcc
29
30
31
32
33
34
35
36
37
38
39
40
PIN
1
2
3
4
5
6
7
8
Symbol
Vcc
NC
NC
NC
A20
/RY_BY
Vss
/RESET
P1
PIN
21
22
23
24
25
26
27
28
PIN ASSIGNMENT
P2
Symbol
Vcc
DQ15
DQ7
DQ14
DQ6
DQ13
Vss
DQ5
DQ12
DQ4
DQ11
DQ3
DQ10
Vss
DQ2
DQ9
DQ1
DQ8
DQ0
Vcc
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Symbol
Vcc
DQ16
DQ24
DQ17
DQ25
DQ18
Vss
DQ26
DQ19
DQ27
DQ20
DQ28
DQ21
Vss
DQ29
DQ22
DQ30
DQ23
DQ31
Vcc
PIN
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Symbol
Vcc
NC
NC
/BYTE
/OE
/CE
Vss
A16
A0
A18
A17
A7
A6
Vss
A5
A4
A3
A2
A1
Vcc
OPTIONS
w
Timing
70ns access
80ns access
90ns access
120ns access
w
Packages
80-pin SMM
MARKING
-70
-80
-90
-120
12
13
14
15
16
17
18
19
F
20
www.hbe.co.kr
REV.02(August,2002).
1
HANBit Electronics Co., Ltd

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