參數(shù)資料
型號: AM29BDS643DT9AWLI
廠商: ADVANCED MICRO DEVICES INC
元件分類: 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, PBGA48
封裝: 11 X 10 MM, 0.50 MM PITCH, FBGA-48
文件頁數(shù): 31/46頁
文件大小: 693K
代理商: AM29BDS643DT9AWLI
Am29BDS643D
31
P R E L I M I N A R Y
AC CHARACTERISTICS
Notes:
1. Figure shows total number of wait states set to five cycles. The total number of wait states can be programmed from four
cycles to seven cycles (non-handshaking devices only).
2. Figure shows that PS (power saving mode) has been enabled; one additional wait state occurs during initial data Da. Latency
is not present if PS is not enabled.
3. If any burst address occurs at a 64-word boundary, one additional clock cycle is inserted, and is indicated by RDY
Figure 10.
Burst Mode Read (40 MHz)
Da
Da + 1
Da + 2
Da + n
OE#
A/DQ0:
A/DQ15
A16:
A20
Aa
AVD#
RDY
CLK
CE#
t
CES
t
ACS
t
AVDS
t
AVDH
t
ACH
t
BACC
t
OE
t
OEZ
t
CEZ
t
IACC
t
BDH
Aa
Progra5 cycles for initial access shown.
when PS
enabled
25 ns typ.
t
RACC
Hi-Z
Hi-Z
Hi-Z
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