1/17June 2002
M27C1001
1 Mbit (128Kb x8) UV EPROM and OTP EPROM
5V ± 10% SUPPLY VOLTAGE in READ
OPERATION
ACCESS TIME: 35ns
LOW POWER CONSUMPTION:
Active Current 30mA at 5Mhz
Standby Current 100µA
PROGRAMMING VOLTAGE: 12.75V ± 0.25V
PROGRAMMING TIME: 100µs/word
ELECTRONIC SIGNATURE
Manufacturer Code: 20h
Device Code: 05h
DESCRIPTION
The M27C1001 is a 1 Mbit EPROM offered in the
two ranges UV (ultra violet erase) and OTP (one
time programmable). It is ideally suited for micro-
processor systems requiring large programs and
is organized as 131,072 words of 8 bits.
The FDIP32W (window ceramic frit-seal package)
and the LCCC32W (leadless chip carrier package)
have a transparent lids which allow the user to ex-
pose the chip to ultraviolet light to erase the bit pat-
tern. A new pattern can then be written to the
device by following the programming procedure.
For applications where the content is programmed
only one time and erasure is not required, the
M27C1001 is offered in PDIP32, PLCC32 and
TSOP32 (8 x 20 mm) packages.
Figure 1. Logic Diagram
AI00710B
17
A0-A16
P
Q0-Q7
V
PP
V
CC
M27C1001
G
E
V
SS
8
1
32
32
1
FDIP32W (F) PDIP32 (B)
PLCC32 (C) TSOP32 (N)
8 x 20 mm
LCCC32W (L)
M27C1001
2/17
Figure 2B. LCC Connections
AI00712
NC
A8
A10
Q5
17
A1
A0
Q0
Q1
Q2
Q3
Q4
A7
A4
A3
A2
A6
A5
9
P
A9
1
A16
A11
A13
A12
Q7
32
V
PP
V
CC
M27C1001
A15
A14
Q6
G
E
25
V
SS
Figure 2A. DIP Connections
A1
A0
Q0
A7
A4
A3
A2
A6
A5
A13
A10
A8
A9
Q7
A14
A11
G
E
Q5Q1
Q2
Q3V
SS
Q4
Q6
NC
PA16
A12
V
PP
V
CC
A15
AI00711
M27C1001
8
1
2
3
4
5
6
7
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
Figure 2C. TSOP Connections
A1
A0
Q0
A7
A4 A3
A2
A6
A5
A13
A10
A8
A9
Q7
A14
A11 G
E
Q5
Q1
Q2
Q3
Q4
Q6
NC
P
A16
A12
V
PP
V
CC
A15
AI01151B
M27C1001
(Normal)
8
1
9
16 17
24
25
32
V
SS
Table 1. Signal Names
A0-A16 Address Inputs
Q0-Q7 Data Outputs
E
Chip Enable
G
Output Enable
P
Program
V
PP
Program Supply
V
CC
Supply Voltage
V
SS
Ground
NC Not Connected Internally
3/17
M27C1001
Table 2. Absolute Maximum Ratings
(1)
Note: 1. Except for the rating "Operating Temperature Range", stresses above those listed in the Table "Absolute Maximum Ratings" may
cause permanent damage to the device. These are stress ratings only and operation of the device at these or any other conditions
above those indicated in the Operating sections of this specification is not implied. Exposure to Absolute Maximum Rating condi-
tions for extended periods may affect device reliability. Refer also to the STMicroelectronics SURE Program and other relevant qual-
ity documents.
2. Minimum DC voltage on Input or Output is –0.5V with possible undershoot to –2.0V for a period less than 20ns. Maximum DC
voltage on Output is V
CC
+0.5V with possible overshoot to V
CC
+2V for a period less than 20ns.
3. Depends on range.
Table 3. Operating Modes
Note: X = V
IH
or V
IL
, V
ID
= 12V ± 0.5V.
Table 4. Electronic Signature
Symbol Parameter Value Unit
T
A Ambient Operating Temperature
(3)
–40 to 125 °C
T
BIAS
Temperature Under Bias –50 to 125 °C
T
STG
Storage Temperature –65 to 150 °C
V
IO
(2)
Input or Output Voltage (except A9) –2 to 7 V
V
CC
Supply Voltage –2 to 7 V
V
A9
(2)
A9 Voltage –2 to 13.5 V
V
PP
Program Supply Voltage –2 to 14 V
Mode E
G P A9
V
PP
Q7-Q0
Read
V
IL
V
IL
XX
V
CC
or V
SS
Data Out
Output Disable
V
IL
V
IH
XX
V
CC
or V
SS
Hi-Z
Program
V
IL
V
IH
V
IL
Pulse
X
V
PP
Data In
Verify
V
IL
V
IL
V
IH
X
V
PP
Data Out
Program Inhibit
V
IH
XXX
V
PP
Hi-Z
Standby
V
IH
XXX
V
CC
or V
SS
Hi-Z
Electronic Signature
V
IL
V
IL
V
IH
V
ID
V
CC
Codes
Identifier A0 Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0 Hex Data
Manufacturer’s Code
V
IL
00100000 20h
Device Code
V
IH
00000101 05h

M27C1001-10C6

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
EPROM OTP 1Mx8
Lifecycle:
New from this manufacturer.
Delivery:
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