S-93A46A SII [Seiko Instruments Inc], S-93A46A Datasheet - Page 4

• Manufacturer Part Number: S-93A46A
• Description: CMOS SERIAL E2PROM
• Manufacturer: SII [Seiko Instruments Inc]

*1. When the 16-bit data in the specified address has been output, the data in the next address is output.
Remark x: Doesn’t matter
*1. When the 16-bit data in the specified address has been output, the data in the next address is output.
Remark x: Doesn’t matter
4
CMOS SERIAL E
S-93A46A/56A/66A
EWDS (Write disable)
EWDS (Write disable)
EWEN (Write enable)
EWEN (Write enable)
ERASE (Erase data)
ERASE (Erase data)
WRITE (Write data)
WRITE (Write data)
READ (Read data)
READ (Read data)
2. S-93A56A
WRAL (Write all)
ERAL (Erase all)
3. S-93A66A
WRAL (Write all)
ERAL (Erase all)
SK input clock
SK input clock
Instruction
Instruction
2
PROM
Start Bit
Start Bit
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Operation Code
Operation Code
2
1
0
1
0
0
0
0
2
1
0
1
0
0
0
0
Seiko Instruments Inc.
3
0
1
1
0
0
0
0
3
0
1
1
0
0
0
0
Table 3
Table 4
A7
A7
A7
4
0
1
0
4
0
1
0
x
x
x
1
1
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
5
0
5
0
1
1
0
1
1
0
6
6
x
x
x
x
x
x
x
x
Address
Address
7
7
x
x
x
x
x
x
x
x
8
x
x
8
x
x
x
x
x
x
9
x
x
x
x
9
x
x
x
x
10
10
x
x
x
x
x
x
x
x
11
11
x
x
x
x
x
x
x
x
D15 to D0 output
D15 to D0 output
D15 to D0 input
D15 to D0 input
D15 to D0 input
D15 to D0 input
Rev.2.1
12 to 27
12 to 27
Data
Data
_00
*1
*1