93LC66C-I/SN Microchip Technology, 93LC66C-I/SN Datasheet - Page 5
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93LC66C-I/SN
Manufacturer Part Number
93LC66C-I/SN
Description
IC EEPROM 4KBIT 3MHZ 8SOIC
Manufacturer
Microchip Technology
Specifications of 93LC66C-I/SN
Memory Size
4K (512 x 8 or 256 x 16)
Package / Case
8-SOIC (3.9mm Width)
Operating Temperature
-40°C ~ 85°C
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Speed
3MHz
Interface
Microwire, 3-Wire Serial
Voltage - Supply
2.5 V ~ 5.5 V
Organization
256 K x 16 or 512 x 8
Interface Type
Microwire
Maximum Clock Frequency
2 MHz
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.5 V
Maximum Operating Current
2 mA
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Supply Voltage
2.5 V, 5.5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
93LC66C-I/SNG
93LC66C-I/SNG
93LC66C-I/SNG
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
93LC66C-I/SN
Manufacturer:
MICROCHIP
Quantity:
12 000
FIGURE 1-1:
TABLE 1-3: INSTRUCTION SET FOR X16 ORGANIZATION (93XX66B OR 93XX66C WITH ORG = 1)
TABLE 1-4: INSTRUCTION SET FOR X8 ORGANIZATION (93XX66A OR 93XX66C WITH ORG = 0)
© 2008 Microchip Technology Inc.
ERASE
ERAL
EWDS
EWEN
READ
WRITE
WRAL
ERASE
ERAL
EWDS
EWEN
READ
WRITE
WRAL
Instruction
Instruction
(Program)
Note: T
(Read)
CLK
DO
DO
CS
93AA66A/B/C, 93LC66A/B/C, 93C66A/B/C
DI
SV
V
V
V
V
V
V
V
V
is relative to CS.
V
V
OL
SB
SB
OH
OL
OH
IH
IH
IL
IL
IH
1
1
1
1
1
1
1
1
1
1
1
1
1
1
IL
T
SYNCHRONOUS DATA TIMING
T
Opcode
Opcode
DIS
SV
11
00
00
00
10
01
00
11
00
00
00
10
01
00
T
CSS
A8 A7 A6 A5 A4 A3 A2 A1 A0
A8 A7 A6 A5 A4 A3 A2 A1 A0
A8 A7 A6 A5 A4 A3 A2 A1 A0
A7 A6 A5 A4 A3 A2 A1 A0
A7 A6 A5 A4 A3 A2 A1 A0
A7 A6 A5 A4 A3 A2 A1 A0
1
0
1
0
1
0
1
0
0
0
1
1
0
0
1
1
X
X
X
X
X
X
X
X
T
CKH
T
Address
X
X
X
X
T
Address
PD
X
X
X
X
DIH
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Status Valid
X
X
X
X
T
CKL
X
X
X
X
X
X
X
X
D15 – D0
D15 – D0
Data In
D7 – D0
D7 – D0
Data In
—
—
—
—
—
—
—
—
—
—
(RDY/
(RDY/
(RDY/
(RDY/
D15 – D0
Data Out
(RDY/
(RDY/
(RDY/
(RDY/
High-Z
High-Z
Data Out
D7 – D0
High-Z
High-Z
T
PD
BSY
BSY
BSY
BSY
BSY
BSY
BSY
BSY
)
)
)
)
)
)
)
)
Req. CLK Cycles
DS21795D-page 5
Req. CLK
Cycles
T
T
11
11
11
11
27
27
27
T
12
12
12
12
20
20
20
CZ
CZ
CSH