TC55NEM208AFPV Datasheet, PDF (3/11 Pages) Toshiba Semiconductor – 524,288-WORD BY 8-BIT STATIC RAM

TC55NEM208AFPV/AFTV55,70
DC RECOMMENDED OPERATING CONDITIONS (Ta = −40° to 85°C)
SYMBOL
PARAMETER
MIN
V_DD
Power Supply Voltage
4.5
V_IH
Input High Voltage
2.2
V_IL
Input Low Voltage
−0.3*
V_DH
Data Retention Supply Voltage
2.0
*: −2.0V when measured at a pulse width of 20 ns
5 V ± 10%
2.7 V~5.5 V
TYP
MAX
MIN
TYP
MAX
5.0
5.5
2.7
5.0
5.5

V_DD + 0.3 V_DD − 0.2

V_DD + 0.3

0.6
−0.3*

0.2

5.5
2.0

5.5
UNIT
V
V
V
V
DC CHARACTERISTICS (Ta = −40° to 85°C, V_DD = 5 V ± 10%)
SYMBOL
I_IL
I_OH
I_OL
I_LO
l_DDO1
l_DDO2
I_DDS1
I_DDS2
PARAMETER
Input Leakage
Current
Output High Current
Output Low Current
Output Leakage
Current
Operating Current
Standby Current
TEST CONDITION
MIN
V_IN = 0 V~V_DD

V_OH = 2.4 V
−1.0
V_OL = 0.4 V
2.1
CE = V_IH or R/W = V_IL or OE = V_IH, V_OUT = 0 V~V_DD 
CE = V_IL and R/W = V_IH,
I_OUT = 0 mA,
Other Input = V_IH/V_IL
CE = 0.2 V and R/W = V_DD − 0.2 V,
I_OUT = 0 mA,
Other Input = V_DD − 0.2 V/0.2 V
CE = V_IH
CE = V_DD − 0.2 V,
V_DD = 2.0 V~5.5 V
MIN

1 µs

t_cycle
MIN

1 µs


Ta = 25°C

Ta = −40~40°C 
Ta = −40~85°C 
TYP MAX UNIT
 ±1.0 µA
  mA
  mA
 ±1.0 µA
 35
mA
8

 30
mA
3


3 mA
1


3
µA
 20
DC CHARACTERISTICS (Ta = −40° to 85°C, V_DD = 3 V ± 10%)
SYMBOL
I_IL
I_OH
I_OL
I_LO
I_DDO2
I_DDS2
PARAMETER
Input Leakage
Current
Output High Current
Output Low Current
Output Leakage
Current
Operating Current
Standby Current
TEST CONDITION
MIN TYP MAX UNIT
V_IN = 0 V~V_DD
  ±1.0 µA
V_OH = V_DD − 0.2 V
V_OL = 0.2 V
−0.1 
0.1 
 mA
 mA
CE = V_IH or R/W = V_IL or OE = V_IH, V_OUT = 0 V~V_DD 
 ±1.0 µA
CE = 0.2 V and R/W = V_DD − 0.2 V,
MIN
  30
I_OUT = 0 mA,
Other Input = V_DD − 0.2 V/0.2 V
t_cycle
mA
1 µs

3

Ta = 25°C

1

CE = V_DD − 0.2 V
Ta = −40~40°C 

3
µA
Ta = −40~85°C   20
CAPACITANCE (Ta = 25°C, f = 1 MHz)
SYMBOL
PARAMETER
TEST CONDITION
C_IN
Input Capacitance
V_IN = GND
C_OUT
Output Capacitance
V_OUT = GND
Note: This parameter is periodically sampled and is not 100% tested.
MAX
10
10
UNIT
pF
pF
2002-10-31 3/11