N01S818HA Datasheet, PDF (8/12 Pages) ON Semiconductor – 1 Mb Ultra-Low Power Serial SRAM

N01S818HA
CS
SCK
0123
SIO[3:0]
Instruction Mode Bits
C1 C0 H L
MSB
Notes: C[1:0] = 01h
Figure 14. QUAD Write Mode Register Sequence
Table 5. MODE REGISTER
Bit
Function
0
Hold Function
1 = Hold function disabled
0 = Hold function enabled (Default)
1
Reserved
2
Reserved
3
Reserved
4
Reserved
5
Reserved
6
Operating Mode
Bit 7 Bit 6
0
0 = Word Mode
7
1
0 = Page Mode
0
1 = Burst Mode (Default)
1
1 = Reserved
Power-Up State
The serial SRAM enters a know state at power-up time.
The device is in low-power standby state with CS = 1. A low
level on CS is required to enter a active state.
Table 6. ABSOLUTE MAXIMUM RATINGS
Item
Symbol
Rating
Units
Voltage on any pin relative to V_SS
V_IN,OUT
–0.3 to V_CC +0.3
V
Voltage on V_CC Supply Relative to V_SS
V_CC
–0.3 to 5.5
V
Power Dissipation
P_D
500
mW
Storage Temperature
T_STG
–40 to 125
°C
Operating Temperature
T_A
-40 to +85
°C
Soldering Temperature and Time
T_SOLDER
260°C, 10 sec
°C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 7. OPERATING CHARACTERISTICS (OVER SPECIFIED TEMPERATURE RANGE)
Item
Symbol
Test Conditions
Min
Supply Voltage
Data Retention Voltage (Note 2)
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Input Leakage Current
Output Leakage Current
Operating Current
V_CC
V_DR
V_IH
V_IL
V_OH
V_OL
I_LI
I_LO
I_CC
1.7
I_OH = −0.4 mA
I_OL = 1 mA
CS = V_CC, V_IN = 0 to V_CC
CS = V_CC, V_OUT = 0 to V_CC
f = 20 MHz, I_OUT = 0, SPI / DUAL
0.7 V_CC
−0.3
V_CC − 0.2
f = 20 MHz, I_OUT = 0, QUAD
Standby Current
I_SB
CS = V_CC, V_IN = V_SS or V_CC
1. Typical values are measured at V_CC = V_CC Typ., T_A = 25°C and are not 100% tested.
2. Typical lower limit of VCC when data will be retained in the memory array, not 100% tested.
Typ (Note 1)
1.0
1
Max
2.2
V_CC + 0.3
0.2 V_CC
0.2
1.0
1.0
10
10
5
Units
V
V
V
V
V
mA
mA
mA
mA
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