S-93C46B_1 Datasheet, PDF (7/50 Pages) Seiko Instruments Inc – 3-WIRE SERIAL E2PROM

Rev.7.0_00
3-WIRE SERIAL E²PROM
S-93C46B/56B/66B
„ Absolute Maximum Ratings
Table 10
Item
Symbol
Ratings
Unit
Power supply voltage
Input voltage
Output voltage
Operating ambient temperature
Storage temperature
V_CC
V_IN
V_OUT
T_opr
T_stg
−0.3 to +7.0
V
−0.3 to V_CC +0.3
V
−0.3 to V_CC
V
−40 to +105
°C
−65 to +150
°C
Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical
damage. These values must therefore not be exceeded under any conditions.
„ Recommended Operating Conditions
Item
Power supply voltage
High level input voltage
Low level input voltage
Symbol
V_CC
V_IH
V_IL
Table 11
(Ta = −40 to +85°C unless otherwise specified)
Conditions
Min.
Max.
Unit
READ, EWDS
WRITE, ERASE,
WRAL, ERAL, EWEN
V_CC = 4.5 to 5.5 V
V_CC = 2.7 to 4.5 V
V_CC = 1.8 to 2.7 V
V_CC = 4.5 to 5.5 V
V_CC = 2.7 to 4.5 V
V_CC = 1.8 to 2.7 V
1.8
5.5
V
2.7
5.5
V
2.0
V_CC
V
0.8 × V_CC
V_CC
V
0.8 × V_CC
V_CC
V
0.0
0.8
V
0.0
0.2 × V_CC
V
0.0
0.15 × V_CC
V
„ Pin Capacitance
Table 12
Item
Input Capacitance
Output Capacitance
Symbol
C_IN
C_OUT
Conditions
V_IN = 0 V
V_OUT = 0 V
„ Endurance
Table 13
Item
Symbol Operating Ambient Temperature
Endurance
N_W
*1. For each address (Word: 16 bits)
−40 to +85°C
„ Data Retention
Table 14
Item
Data retention
Symbol
−
Operation Ambient Temperature
+25°C
−40 to +85°C
(Ta = +25°C, f = 1.0 MHz, V_CC = 5.0 V)
Min.
Max.
Unit
⎯
8
pF
⎯
10
pF
Min.
Max.
Unit
10⁶
⎯
cycles/word^*1
Min.
Max.
Unit
100
⎯
year
20
⎯
year
Seiko Instruments Inc.
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