FM93C46EM8X Fairchild Semiconductor, FM93C46EM8X Datasheet - Page 9

• Manufacturer Part Number: FM93C46EM8X
• Manufacturer: Fairchild Semiconductor

Specifications of FM93C46EM8X

• Density: 1Kb
• Interface Type: Serial (Microwire)
• Organization: 64x16
• Frequency (max): 1MHz
• Write Protection: Yes
• Data Retention: 40Year
• Operating Supply Voltage (typ): 5V
• Package Type: SOIC N
• Operating Temp Range: -40C to 85C
• Supply Current: 1mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / Rohs Status: Compliant

FM93C46 Rev. D.1
WRITE DISABLE CYCLE (WDS)
CS
SK
DI
DO
9 3 C 4 6 :
A d d r e s s b i t s p a t t e r n - > 0 - 0 - x - x - x - x ; ( x - > D o n ' t C a r e, c a n b e 0 o r 1 )
WRITE CYCLE (WRITE)
CS
SK
DI
DO
93C46:
Address bits patter n -> User defined
Data bits patter n
WRITE ALL CYCLE (WRALL)
CS
SK
DI
DO
9 3 C 4 6 :
A d d r e s s b i t s p a t t e r n - > 0 - 1 - x - x - x - x ; ( x - > D o n ' t C a r e, c a n b e 0 o r 1 )
D a t a b i t s p a t t e r n
(Continued)
S t a r t
B i t
1
-> User defined
Star t
Bit
1
S t a r t
B i t
- > U s e r d e f i n e d
1
O p c o d e
B i t s ( 2 )
0
Opcode
Bits(2)
0
O p c o d e
B i t s ( 2 )
0
0
1
A5
0
A5
A4
A5
A d d r e s s
B i t s ( 6 )
A4
Address
Bits(6)
A4
A d d r e s s
B i t s ( 6 )
A1
A1
A0
High - Z
A1
A0
High - Z
t
CS
A0
D15 D14
High - Z
D15 D14
Data
Bits(16)
D a t a
B i t s ( 1 6 )
D1
D0
D1
D0
t
CS
t
WP
Busy
t
CS
t
WP
Ready
Busy
Ready
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