参数资料
型号: AM29BDS640GBC4WSI
厂商: SPANSION LLC
元件分类: PROM
英文描述: 64 Megabit (4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
中文描述: 4M X 16 FLASH 1.8V PROM, 20 ns, PBGA80
封装: 11 X 12 MM, 0.80 MM PITCH, FBGA-80
文件页数: 69/77页
文件大小: 1581K
代理商: AM29BDS640GBC4WSI
May 9, 2006 25903C2
Am29BDS640G
69
Data
Sheet
AC Characteristics
Note:
A14, A13, A12 = “101” 5 programmed, 7 total
A14, A13, A12 = “100” 4 programmed, 6 total
A14, A13, A12 = “011” 3 programmed, 5 total
A14, A13, A12 = “010” 2 programmed, 4 total
A14, A13, A12 = “001” 1 programmed, 3 total
A14, A13, A12 = “000” 0 programmed, 2 total
Figure assumes address D0 is not at an address boundary, active clock edge is rising, and wait state is set to “101”.
Figure 32. Example of Wait States Insertion (Standard Handshaking Device)
Data
AVD#
OE#
CLK
12
3
4
5
D0
D1
01
6
2
7
3
total number of clock cycles
following AVD# falling edge
Rising edge of next clock cycle
following last wait state triggers
next burst data
number of clock cycles
programmed
45
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