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PDF M27C4002-20C1TR Data sheet ( Hoja de datos )

Número de pieza M27C4002-20C1TR
Descripción 4 Mbit 256Kb x16 UV EPROM and OTP EPROM
Fabricantes STMicroelectronics 
Logotipo STMicroelectronics Logotipo



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No Preview Available ! M27C4002-20C1TR Hoja de datos, Descripción, Manual

M27C4002
4 Mbit (256Kb x16) UV EPROM and OTP EPROM
5V ± 10% SUPPLY VOLTAGE in READ
OPERATION
FAST ACCESS TIME: 45ns
LOW POWER CONSUMPTION:
– Active Current 70mA at 10MHz
– Standby Current 100µA
PROGRAMMING VOLTAGE: 12.75V ± 0.25V
PROGRAMMING TIME: 100µs/byte (typical)
ELECTRONIC SIGNATURE
– Manufacturer Code: 0020h
– Device Code: 0044h
DESCRIPTION
The M27C4002 is a 4 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
organised as 262,144 words of 16 bits.
The FDIP40W (window ceramic frit-seal package)
and the JLCC44W (J-lead chip carrier packages)
have transparent lids which allow the user to ex-
pose the chip to ultraviolet light to erase the bit
pattern. 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
M27C4002 is offered in PDIP40, PLCC44 and
TSOP40 (10 x 20 mm) packages.
Table 1. Signal Names
A0-A17
Address Inputs
Q0-Q15
Data Outputs
E Chip Enable
G Output Enable
VPP Program Supply
VCC Supply Voltage
VSS Ground
40
1
FDIP40W (F)
40
1
PDIP40 (B)
JLCC44W (J)
PLCC44 (C)
TSOP40 (N)
10 x 20 mm
Figure 1. Logic Diagram
VCC VPP
18
A0-A17
16
Q0-Q15
E M27C4002
G
VSS
AI00727B
September 1998
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1 page




M27C4002-20C1TR pdf
M27C4002
Table 7. Read Mode DC Characteristics (1)
(TA = 0 to 70 °C or –40 to 85 °C; VCC = 5V ± 5% or 5V ± 10%; VPP = VCC)
Symbol
Parameter
Test Condition
Min
ILI Input Leakage Current
0V VIN VCC
ILO Output Leakage Current
0V VOUT VCC
ICC Supply Current
E = VIL, G = VIL,
IOUT = 0mA, f = 10MHz
E = VIL, G = VIL,
IOUT = 0mA, f = 5MHz
ICC1 Supply Current (Standby) TTL
ICC2 Supply Current (Standby) CMOS
E = VIH
E > VCC – 0.2V
IPP Program Current
VPP = VCC
VIL
VIH (2)
Input Low Voltage
Input High Voltage
–0.3
2
VOL Output Low Voltage
IOL = 2.1mA
Output High Voltage TTL
VOH
Output High Voltage CMOS
IOH = –400µA
IOH = –100µA
2.4
VCC – 0.7V
Notes: 1. VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP.
2. Maximum DC voltage on Output is VCC +0.5V.
Max
±10
±10
70
50
1
100
10
0.8
VCC + 1
0.4
Unit
µA
µA
mA
mA
mA
µA
µA
V
V
V
V
V
Table 8A. Read Mode AC Characteristics (1)
(TA = 0 to 70 °C or –40 to 85 °C; VCC = 5V ± 5% or 5V ± 10%; VPP = VCC)
Symbol Alt
Parameter
Test
Condition
-45 (3)
M27C4002
-60 (3)
-80
-90 Unit
Min Max Min Max Min Max Min Max
tAVQV
tELQV
tACC
Address Valid to
Output Valid
tCE
Chip Enable Low
to Output Valid
E = VIL,
G = VIL
G = VIL
45 60 80 90 ns
45 60 80 90 ns
tGLQV
tOE
Output Enable
Low to Output Valid
E = VIL
25 30 40 40 ns
tEHQZ (2)
tDF
Chip Enable High
to Output Hi-Z
G = VIL
0 30 0 30 0 30 0 30 ns
tGHQZ (2)
tDF
Output Enable
High to Output Hi-Z
E = VIL
0 30 0 30 0 30 0 30 ns
tAXQX
tOH
Address Transition
to Output Transition
E = VIL,
G = VIL
0
0
0
Notes: 1. VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP.
2. Sampled only, not 100% tested.
3. In case of 70ns speed see High Speed AC Measurement conditions.
0
ns
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5 Page





M27C4002-20C1TR arduino
M27C4002
Symb
A
A1
A2
A3
B
B1
C
D
D2
E
E1
e
eA
eB
L
S
α
N
FDIP40W - 40 pin Ceramic Frit-seal DIP, with window
Typ
1.45
48.26
15.24
2.54
14.99
7.62
mm
Min
0.51
3.91
3.89
0.41
0.23
51.79
13.06
16.18
3.18
1.52
4°
40
Max
5.72
1.40
4.57
4.50
0.56
0.30
52.60
13.36
18.03
2.49
11°
Typ
0.057
1.900
0.600
0.100
0.590
0.300
inches
Min
0.020
0.154
0.153
0.016
0.009
2.039
0.514
0.637
0.125
0.060
4°
40
Max
0.225
0.055
0.180
0.177
0.022
0.012
2.071
0.526
0.710
0.098
11°
A2 A3 A
B1
S
N
1
B
D2
D
A1 L
e
E1 E
Drawing is not to scale.
α
C
eA
eB
FDIPW-a
11/16

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