28C64A-20/P Microchip Technology, 28C64A-20/P Datasheet - Page 2

• Manufacturer Part Number: 28C64A-20/P
• Description: IC EEPROM 64KBIT 200NS 28DIP
• Manufacturer: Microchip Technology

Specifications of 28C64A-20/P

• Format - Memory: EEPROMs - Parallel
• Memory Type: EEPROM
• Memory Size: 64K (8K x 8)
• Speed: 200ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification

28C64A
1.0
1.1
V
Voltage on OE w.r.t. V
Voltage on A9 w.r.t. V
Output Voltage w.r.t. V
Storage temperature ..........................-65°C to +125°C
Ambient temp. with power applied .......-50°C to +95°C
*Notice: Stresses above those listed under “Maximum Ratings”
may cause permanent damage to the device. This is a stress rat-
ing only and functional operation of the device at those or any
other conditions above those indicated in the operation listings of
this specification is not implied. Exposure to maximum rating con-
ditions for extended periods may affect device reliability.
TABLE 1-2:
DS11109K-page 2
Input Voltages
Input Leakage
Input Capacitance
Output Voltages
Output Leakage
Output Capacitance
Power Supply Current, Active
Power Supply Current, Standby
Note 1: AC power supply current above 5MHz: 2mA/MHz.
CC
and input voltages w.r.t. V
2: Not 100% tested.
ELECTRICAL CHARACTERISTICS
MAXIMUM RATINGS*
Parameter
READ/WRITE OPERATION DC CHARACTERISTIC
SS
SS
SS
...................... -0.6V to +13.5V
...................... -0.6V to +13.5V
.................-0.6V to V
SS
....... -0.6V to + 6.25V
CMOS input
TTL input
TTL input
TTL input
Logic ‘1’
Logic ‘0’
Logic ‘1’
Logic ‘0’
Status
—
—
—
—
CC
+0.6V
I
CC
I
I
Symbol
CC
CC
C
(
V
V
V
C
S
V
I
I
(
(
I
OUT
LO
CC
OH
S
S
LI
OL
)
IH
IN
IL
CMOS
)
)
TTL
TTL
TABLE 1-1:
Min
-0.1
2.0
-10
2.4
-10
—
—
—
—
I/O0 - I/O7
RDY/Busy
A0 - A12
Name
V
V
WE
OE
NC
NU
CE
CC
V
Commercial (C): Tamb = 0°C to +70°C
Industrial
SS
CC
Vcc+1
Max
0.45
100
0.8
10
10
10
12
30
2
3
= +5V 10%
Address Inputs
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
Ready/Busy
+5V Power Supply
Ground
No Connect; No Internal Connection
Not Used; No External Connection is
Allowed
PIN FUNCTION TABLE
Units
mA
mA
mA
pF
pF
V
V
V
V
(I): Tamb = -40°C to +85°C
A
A
A
2004 Microchip Technology Inc.
V
V
f = 1 MHz (Note 2)
I
I
V
V
f = 1 MHz (Note 2)
f = 5 MHz (Note 1)
V
CE = V
CE = V
CE = V
OE = WE = Vcc
All other inputs equal V
or V
OH
OL
OUT
IN
IN
IN
CC
= 2.1 mA
= -0.1V to Vcc +1
= 0V; Tamb = 25°C;
= -400 A
= 0V; Tamb = 25°C;
SS
Function
= 5.5V
= -0.1V to Vcc +0.1V
IH
IH
CC
Conditions
(0°C to +70°C)
(-40°C to +85°C)
-0.3 to Vcc +1
CC