NM27C128 131,072-Bit (16K x 8) High Performance CMOS EPROM
Connection Diagrams
27C080 27C040 27C020 27C010 27C512 27C256
A19
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
V
PP
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
V
PP
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
V
PP
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
DlP
NM27C128
V
PP
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
CC
PGM
A13
A8
A9
A11
OE
A10
CE
O7
O6
O5
O4
O3
27C256
27C512 27C010 27C020
27C040 27C080
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
V
PP
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
V
CC
A14
A13
A8
A9
A11
OE
A10
CE
O7
O6
O5
O4
O3
V
CC
PGM
V
CC
XX
A14
A14
A13
A13
A8
A8
A9
A9
A11
A11
OE/V
PP
OE
A10
A10
CE/PGM CE
O7
O7
O6
O6
O5
O5
O4
O4
O3
O3
V
CC
PGM
XX
A14
A13
A8
A9
A11
OE
A10
CE
O7
O6
O5
O4
O3
V
CC
V
CC
A18
A18
A17
A17
A14
A14
A13
A13
A8
A8
A9
A9
A11
A11
OE
OE/V
PP
A10
A10
CE/PGM CE/PGM
O7
O7
O6
O6
O5
O5
O4
O4
O3
O3
DS011329-8
Note:
Compatible EPROM pin configurations are shown in the blocks adjacent to the NM27C128 pins.
Commercial Temp. Range
(0
°
C to +70
°
C) V
CC
= 5V
±
10%
Parameter/Order Number
NM27C128 Q, N, V 90
NM27C128 Q, N, V 120
NM27C128 Q, N, V 150
NM27C128 Q, N, V 200
Extended Temp. Range
(-40
°
C to +85
°
C) V = 5V
±
10%
CC
Access Time (ns)
90
120
150
200
Parameter/Order Number
NM27C128 QE, NE, VE 120
NM27C128 QE, NE, VE 150
NM27C128 QE, NE, VE 200
Access Time (ns)
120
150
200
Note:
Surface mount PLCC package available for commercial and extended
temperature ranges only.
Pin Names
Symbol
A0–A13
CE
OE
O0–O7
PGM
NC
Package Types: NM27C128 Q, N, V XXX
Description
Addresses
Chip Enable
Output Enable
Outputs
Program
No Connect
Q = Quartz-Windowed Ceramic DIP
N = Plastic OTP DIP
V = Surface-Mount PLCC
• All packages conform to the JEDEC standard.
• All versions are guaranteed to function for slower speeds.
PLCC
A7
A12
VPP
NC
VCC
PGM
A13
4
3
2
1 32 31 30
Top
A6
A5
A4
A3
A2
A1
A0
NC
O0
5
6
7
8
9
10
11
12
13
14 15 16 17 18 19 20
29
28
27
26
25
24
23
22
21
A8
A9
A11
NC
OE
A10
CE
O7
O6
O1
O2
GND
NC
O3
O4
O5
DS011329-3
2
www.fairchildsemi.com
NM27C128 131,072-Bit (16K x 8) High Performance CMOS EPROM
Absolute Maximum Ratings
(Note 1)
Storage Temperature
All Input Voltages except A9 with
Respect to Ground
V
PP
and A9 with Respect
to Ground
V
CC
Supply Voltage with
Respect to Ground
ESD Protection
-65°C to +150°C
All Output Voltages with
Respect to Ground
V
CC
+ 1.0V to GND -0.6V
Operating Range
-0.6V to +7V
-0.7V to +14V
-0.6V to +7V
> 2000V
Range
Comm’l
Industrial
Temperature
0°C to +70°C
-40°C to +85°C
V
CC
+5V
±10%
+5V
±10%
Read Operation
DC Electrical Characteristics
Over Operating Range with V
PP
= V
CC
Symbol
V
IL
V
IH
V
OL
V
OH
I
SB1
I
SB2
I
CC1
I
PP
V
PP
I
LI
I
LO
Parameter
Input Low Level
Input High Level
Output Low Voltage
Output High Voltage
V
CC
Standby Current
(CMOS)
V
CC
Standby Current (T
2
L)
V
CC
Active Current, T
2
L Inputs
V
PP
Supply Current
V
PP
Read Voltage
Input Load Current
Output Leakage Current
Test Conditions
Min
-0.5
2.0
Max
0.8
V
CC
+1
0.4
Units
V
V
V
V
I
OL
= 2.1 mA
I
OH
= -2.5 mA
CE = V
CC
±0.3V
V
IL
= GND
±
0.3V, V
IH
= V
CC
±0.3V
CE = V
IH
CE = OE = V
IL
, f = 5 MHz
I/O = 0 mA
V
PP
= V
CC
GND
V
IN
= 5.5V or GND
V
OUT
= 5.5V or GND
-1
-10
3.5
100
1
35
10
V
CC
1
10
µA
mA
mA
µA
V
µA
µA
AC Electrical Characteristics
Over Operating Range with V
PP
= V
CC
Symbol
t
ACC
t
CE
t
OE
t
CF
(Note 2)
t
DF
(Note 2)
t
OH
(Note 2)
Parameter
Address to Output Delay
CE to Output Delay
OE to Output Delay
CE High to Output Float
OE High to Output Float
Output Hold from Addresses,
CE or OE,
Whichever Occurred First
90
120
150
200
Units
Min Max Min Max Min Max Min Max
90
90
50
30
35
120
120
50
30
35
150
150
50
45
45
200
200
50
55
55
ns
ns
ns
ns
ns
0
0
0
0
ns
3
www.fairchildsemi.com
NM27C128 131,072-Bit (16K x 8) High Performance CMOS EPROM
Capacitance
T
A
= +25°C, f = 1 MHz (Note 2)
Symbol
C
IN
C
OUT
Parameter
Input Capacitance
Output Capacitance
Conditions
V
IN
= 0V
V
OUT
= 0V
Typ
6
9
Max
12
12
Units
pF
pF
AC Test Conditions
Output Load
1 TTL Gate and C
L
= 100 pF (Note 8)
≤
5 ns
0.45 to 2.4V
Input Rise and Fall Times
Input Pulse Levels
Timing Measurement Reference Level (Note 10)
Inputs
0.8V and 2.0V
Outputs
0.8V and 2.0V
AC Waveforms (Notes 6, 7, 9)
ADDRESSES
2V
0.8V
Addresses Valid
CE
2V
0.8V
t
CF
t
CE
t
OE
(Note 3)
(Notes 4, 5)
OE
0.8V
t
DF
(Notes 4, 5)
Valid Output
2V
OUTPUT
2V
0.8V
Hi-Z
t
ACC
(Note 3)
Hi-Z
t
OH
DS011329-4
Note 1:
Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is stress rating only and functional operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for
extended periods may affect device reliability.
Note 2:
This parameter is only sampled and is not 100% tested.
Note 3:
OE may be delayed up to t
ACC
- t
OE
after the falling edge of CE without impacting t
ACC
.
Note 4:
The t
DF
and t
CF
compare level is determined as follows:
High to TRI-STATE
®
, the measured V
OH1
(DC) - 0.10V;
Low to TRI-STATE, the measured V
OL1
(DC) + 0.10V.
Note 5:
TRI-STATE may be attained using OE or CE .
Note 6:
The power switching characteristics of EPROMs require careful device decoupling. It is recommended that at least a 0.1
µF
ceramic capacitor be used on every device
between V
CC
and GND.
Note 7:
The outputs must be restricted to V
CC
+ 1.0V to avoid latch-up and device damage.
Note 8:
TTL Gate: I
OL
= 1.6 mA, I
OH
= -400
µA.
C
L
= 100 pF includes fixture capacitance.
Note 9:
V
PP
may be connected to V
CC
except during programming.
Note 10:
Inputs and outputs can undershoot to -2.0V for 20 ns Max.
4
www.fairchildsemi.com
NM27C128 131,072-Bit (16K x 8) High Performance CMOS EPROM
Programming Characteristics
(Notes 11, 12, 13, 14)
Symbol
t
AS
t
OES
t
CES
t
VPS
t
VCS
t
DS
t
AH
t
DH
t
DF
t
PW
t
OE
I
PP
I
CC
T
A
V
CC
V
PP
t
FR
V
IL
V
IH
t
IN
t
OUT
OE Setup Time
CE Setup Time
V
PP
Setup Time
V
CC
Setup Time
Data Setup Time
Address Hold Time
Data Hold Time
Output Enable to Output Float Delay
Program Pulse Width
Data Valid from OE
V
PP
Supply Current
during Programming Pulse
V
CC
Supply Current
Temperature Ambient
Power Supply Voltage
Programming Supply Voltage
Input Rise, Fall Time
Input Low Voltage
Input High Voltage
Input Timing Reference Voltage
Output Timing Reference Voltage
2.4
0.8
0.8
20
6.25
12.5
5
0.0
4.0
2.0
2.0
0.45
25
6.5
12.75
CE = V
IL
CE = V
IL
CE = V
IL
OE = V
IH
Parameter
Address Setup Time
Conditions
Min
1
1
1
1
1
1
0
1
0
45
Typ
Max
Units
µs
µs
µs
µs
µs
µs
µs
µs
60
50
105
100
30
50
30
6.75
13.0
ns
µs
ns
mA
mA
°C
V
V
ns
V
V
V
V
Programming Waveforms
(Note 13)
Program
ADDRESS
2V
0.8V
Program
Verify
Address N
t
AS
DATA
2V
0.8V
Data In Stable
Add N
t
AH
Hi-Z
Data Out Valid
Add N
t
DS
t
DH
t
DF
6.0V
V
CC
13.0V
t
VCS
V
PP
t
VPS
CE
0.8V
t
CES
2V
0.8V
PGM
t
PW
2V
t
OES
t
OE
OE
0.8V
DS011329-5
Note 11:
Fairchild’s standard product warranty applies to devices programmed to specifications described herein.
Note 12:
V
CC
must be applied simultaneously or before V
PP
and removed simultaneously or after V
PP
. The EPROM must not be inserted into or removed from a board with
voltage applied to V
PP
or V
CC
.
Note 13:
The maximum absolute allowable voltage which may be applied to the V
PP
pin during programming is 14V. Care must be taken when switching the V
PP
supply to
prevent any overshoot from exceeding this 14V maximum specification. At least a 0.1
µF
capacitor is required across V
PP
, V
CC
to GND to suppress spurious voltage transients
which may damage the device.
Note 14:
During power up the PGM pin must be brought high (≥ V
IH
) either coincident with or before power is applied to V
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