参数资料
型号: FM93C46ATLZMT8
英文描述: Microwire Serial EEPROM
中文描述: 微型导线串行EEPROM
文件页数: 12/13页
文件大小: 162K
代理商: FM93C46ATLZMT8
8
www.fairchildsemi.com
FM93C46A Rev. C.1
FM93C46A
1K-Bit
Serial
CMOS
EEPROM
(MICROWIRE
TM
Synchronous
Bus)
tCSS
SYNCHRONOUS DATA TIMING
CS
SK
DI
DO (Data Read)
DO (Status Read)
Valid Status
tDIS
tDIH
tPD
tDH
tSV
tSKH
tSKL
tCSH
tDF
tPD
Valid
Input
Valid
Input
Valid
Output
Valid
Output
CS
SK
DI
DO
High - Z
Dummy
Bit
1
0
A1
A0
0
D1
D0
;;;;;;;;;;;;;;
tCS
;;;
READ CYCLE (READ)
Address
Bits(6/7)
Star t
Bit
Opcode
Bits(2)
93C46A (ORG=1;
A
n=A5; Dn=D15):
Address bits patter n -> A5-A4-A3-A2-A1-A0; User defined
93C46A (ORG=0;
A
n=A6; Dn=D7):
Address bits patter n -> A6-A5-A4-A3-A2-A1-A0; User defined
A
n
A
n-1
D
n
Timing Diagrams
Address
Bits(6/7)
CS
SK
DI
DO
High - Z
WRITE ENABLE CYCLE (WEN)
Start
Bit
Opcode
Bits(2)
1
0
A1
A0
tCS
A
n
A
n-1
93C46A (ORG=1;
A
n=A5):
Address bits pattern -> 1-1-x-x-x-x; (x -> Don ’ t Care, can be 0 or 1)
93C46A (ORG=0;
A
n=A6):
Address bits pattern -> 1-1-x-x-x-x-x; (x -> Don ’ t Care, can be 0 or 1)
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