HT62L256-28SOP-A HOLTEK [Holtek Semiconductor Inc], HT62L256-28SOP-A Datasheet - Page 2

• Manufacturer Part Number: HT62L256-28SOP-A
• Description: CMOS 32Kx8 Low Power SRAM
• Manufacturer: HOLTEK [Holtek Semiconductor Inc]

Pin Description
Absolute Maximum Rating
V
IN, IN/OUT Voltage to V
Power Consumption, PT .......................................0.7W
Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may
D.C. Characteristics
Rev. 0.00
I
I
I
V
V
V
I
I
V
V
A0~A14
WE
OE
CS
D0~D7
VDD
VSS
DD
SB1
SB2
DD
LI
LO
Pin Name
DD
IL
IH
OL
OH
Symbol
to VSS ........................................... 0.5V to +3.6V
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
Operating Voltage
Input Low Voltage
Input High Voltage
Input Leakage Current
Output Leakage Current
Output Low Voltage
Output High Voltage
Operating Current
Standby Current
Power Down Supply Current
I/O
I/O
I
I
I
I
Address input pins
Write enable signal pin, active LOW
Output enable signal pin, active LOW
Chip select signal pin, active LOW
Data input and output signal pins
Positive power supply
Negative power supply, ground
Parameter
SS
............. 0.5V to V
V
CS=V
V
V
V
CS=V
CS=V
CS
DD
IN
OUT
DD
DD
Preliminary
+0.5V
=0 to V
=Max, I
=Min, I
=0 to V
V
IH
IH
IH
Test Conditions
DD
, I
, I
or OE=V
OUT
OUT
DD
OH
OL
2
0.2V, V
DD
=0mA
=0mA
= 1mA
=2mA
Operating Temperature, T
Storage Temperature (Plastic), Tstg ... 55 C to 125 C
Description
IH
,
IN
0V
Ta=25 C, V
0.7 V
V
DD
Min.
2.7
0.3
DD
DD
=3.0V 10%, T
OP
Typ.
3.0
......................0 C to 70 C
0
2
Max.
3.3
0.4
0.3
August 15, 2002
20
50
10
HT62L256
OP
1
1
=0 C to 70 C
Unit
mA
V
V
V
V
V
A
A
A
A