GM76C256C Series
ORDERING INFORMATION
Part No.
GM76C256CL
GM76C256CLL
GM76C256CLE
GM76C256CLLE
GM76C256CLFW
GM76C256CLLFW
GM76C256CLEFW
GM76C256CLLEFW
GM76C256CLT
GM76C256CLLT
GM76C256CLET
GM76C256CLLET
Speed
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
55/70/85
Power
L-part
LL-part
L-part
LL-part
L-part
LL-part
L-part
LL-part
L-part
LL-part
L-part
LL-part
Temp
0 to 70°C
0 to 70°C
-25 to 85°C
-25 to 85°C
0 to 70°C
0 to 70°C
-25 to 85°C
-25 to 85°C
0 to 70°C
0 to 70°C
-25 to 85°C
-25 to 85°C
Package
PDIP
PDIP
PDIP
PDIP
SOP
SOP
SOP
SOP
TSOP-I Standard
TSOP-I Standard
TSOP-I Standard
TSOP-I Standard
ABSOLUTE MAXIMUM RATING (1)
Symbol
Vcc, V
IN,
V
OUT
T
A
Parameter
Power Supply, Input/Output Voltage
Operating Temperature
GM76C256C
GM76C256CE
Storage Temperature
Power Dissipation
Data Output Current
Lead Soldering Temperature & Time
Rating
-0.3 to 7.0
0 to 70
-25 to 85
-65 to 150
1.0
50
260
•10
Unit
V
°C
°C
°C
W
mA
°C•sec
T
STG
P
D
I
OUT
T
SOLDER
Note
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause permanent
damage to the device. This is stress rating only and the functional operation of the device under these or
any other conditions above those indicated in the operation of this specification is not implied.
Exposure to the absolute maximum rating conditions for extended period may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
Symbol
Parameter
Min.
Vcc
Power Supply Voltage
4.5
Vss
Ground
0
V
IH
Input High Voltage
2.2
V
IL
Input Low Voltage
-0.3
(1)
Note
1. V
IL
= -3.0V for pulse width less than 50ns
Typ.
5.0
0
-
-
Max.
5.5
0
Vcc+0.3
0.8
Unit
V
V
V
V
TRUTH TABLE
/CS
/WE /OE
Mode
H
X
X
Standby
L
H
H
Output Disabled
L
H
L
Read
L
L
X
Write
Note
1. H=V
IH
, L=V
IL
, X=Don't Care
I/O Operation
High-Z
High-Z
Data Out
Data In
Rev 03 / Apr. 2000
2