27C512A-20/L Microchip Technology, 27C512A-20/L Datasheet - Page 4
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27C512A-20/L
Manufacturer Part Number
27C512A-20/L
Description
IC OTP 512KBIT 200NS 32PLCC
Manufacturer
Microchip Technology
Datasheet
1.27C512A-15SO.pdf
(10 pages)
Specifications of 27C512A-20/L
Format - Memory
EPROMs
Memory Type
OTP EPROM
Memory Size
512K (64K x 8)
Speed
200ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
32-PLCC
Lead Free Status / RoHS Status
Request inventory verification / Request inventory verification
27C512A
TABLE 1-4:
TABLE 1-5:
DS11173G-page 4
Input Voltages
Input Leakage
Output Voltages
V
OE/V
A9 Product Identification
Note 1: V
for Program, Program Verify
and Program Inhibit Modes
Address Set-Up Time
Data Set-Up Time
Data Hold Time
Address Hold Time
Float Delay (2)
V
Program Pulse Width (1)
CE Set-Up Time
OE Set-Up Time
OE Hold Time
OE Recovery Time
OE /V
Note 1: For express algorithm, initial programming width tolerance is 100 s 5%.
CC
CC
Current, program & verify
Set-Up Time
PP
2: This parameter is only sampled and not 100% teted. Output float is defined as the point where data is no
PP
Current, program
the V
Rise Time During Programming
longer driven (see timing diagram).
Parameter
CC
must be applied simultaneously or before V
PP
PROGRAMMING DC CHARACTERISTICS
voltage on OE/V
PROGRAMMING AC CHARACTERISTICS
Parameter
Logic “1”
Logic “0”
Logic “1”
Logic “0”
Status
PP
—
—
—
—
.
AC Testing Waveform:
Ambient Temperature:
V
CC
= 6.5V
Symbol
I
V
I
V
V
V
V
CC 2
PP 2
I
OH
LI
OL
IH
ID
IL
0.25V, OE/V
Ambient Temperature: Tamb = 25 C
V
Min.
11.5
-0.1
PP
2.0
-10
2.4
—
—
—
Symbol
CC
t
t
t
t
t
voltage on OE/V
t
t
t
t
t
VCS
CES
OES
OEH
t
t
PRT
PW
OR
AS
DS
DH
AH
DF
= 6.5V
V
25 C 5 C
V
PP
IH
Max.
0.45
12.5
CC
0.8
10
35
25
=2.4V and V
= V
+1
Min.
0.25V, OE/V
95
50
H
2
2
2
0
0
2
2
2
2
2
= 13.0V
Units
mA
mA
V
V
V
V
V
A
PP
Max.
130
105
—
—
—
—
—
—
—
—
—
—
IL
and removed simultaneously or after
=0.45V; V
V
I
I
CE = V
OH
OL
PP
0.25 V
IN
Units
= 2.1 mA
= 0V to V
= V
= -400 A
ns
ns
Conditions (See Note 1)
s
s
s
s
s
s
s
s
s
s
IL
2004 Microchip Technology Inc.
H
OH
= 13.0V
100 s typical
=2.0V; V
CC
5 C
Remarks
OL
0.25V
=0.8V