s-93c46a Seiko Instruments Inc., s-93c46a Datasheet - Page 3

• Manufacturer Part Number: s-93c46a
• Description: Cmos Serial E2prom
• Manufacturer: Seiko Instruments Inc.

CMOS SERIAL E
S-93C46A/56A/66A
n
n
n
2
x :
*1 :
*2 :
Block Diagram
Instruction Set
Absolute Maximum Ratings
READ
WRITE (Write data)
ERASE (Erase data)
WRAL
ERAL
EWEN
EWDS
Doesn’t matter.
Addresses are continuously incremented.
Valid only at Vcc = 2.5 V to 5.5 V.
(Read data)
(Write all)*2
(Erase all)*2
(Program enable)
(Program disable)
CS
SK
DI
Instruction
2
PROM
Power supply voltage
Input voltage
Output voltage
Storage temperature under bias
Storage temperature
Parameter
Start
Mode decode logic
Bit
1
1
1
1
1
1
1
Clock generator
Seiko Instruments Inc.
Memory array
Data register
Code
Op
10
01
11
00
00
00
00
Figure 2
Table 2
S-93C46A S-93C56A S-93C66A
A
A
A
01xxxx
10xxxx
11xxxx
00xxxx
Table 3
5
5
5
to A
to A
to A
0
0
0
Symbol
V
T
V
T
V
OUT
bias
CC
stg
IN
Address
decoder
XA
XA
XA
01xxxxxx
10xxxxxx
11xxxxxx
00xxxxxx
Address
6
6
6
to A
to A
to A
-0.3 to V
Output buffer
0
0
0
-0.3 to +7.0
-65 to +150
-0.3 to V
-50 to +95
Ratings
01xxxxxx
10xxxxxx
11xxxxxx
00xxxxxx
A
A
A
7
7
7
CC
to A
to A
to A
+0.3
CC
V
GND
0
0
0
CC
D
D
D
15
15
15
Unit
°C
°C
V
V
V
to D
to D
to D
Data
0
0
0
DO
Output*1
Input
Input