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M27256 датащи(PDF) 5 Page - STMicroelectronics

номер детали M27256
подробное описание детали  NMOS 256K 32K x 8 UV EPROM
PDF  10 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M27256 датащи(HTML) 5 Page - STMicroelectronics

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background image
Symbol
Alt
Parameter
Test
Condition
M27256
Unit
-1
-2, -20
blank, -25
Min
Max
Min
Max
Min
Max
tAVQV
tACC
Address Valid to
Output Valid
E = VIL,
G = VIL
170
200
250
ns
tELQV
tCE
Chip Enable Low
to Output Valid
G = VIL
170
200
250
ns
tGLQV
tOE
Output Enable
Low to Output Valid
E = VIL
70
75
100
ns
tEHQZ
(2)
tDF
Chip Enable High
to Output Hi-Z
G = VIL
0
35
0
55
0
60
ns
tGHQZ
(2)
tDF
Output Enable
High to Output Hi-Z
E = VIL
0
35
0
55
0
60
ns
tAXQX
tOH
Address Transition
to Output Transition
E = VIL,
G = VIL
000
ns
Table 7A. Read Mode AC 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
Max
Unit
ILI
Input Leakage Current
0
≤ VIN ≤ VCC
±10
µA
ILO
Output Leakage Current
VOUT = VCC
±10
µA
ICC
Supply Current
E = VIL, G = VIL
100
mA
ICC1
Supply Current (Standby)
E = VIH
40
mA
IPP
Program Current
VPP = VCC
5mA
VIL
Input Low Voltage
–0.1
0.8
V
VIH
Input High Voltage
2
VCC + 1
V
VOL
Output Low Voltage
IOL = 2.1mA
0.45
V
VOH
Output High Voltage
IOH = –400
µA
2.4
V
Note: 1. VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP.
Table 6. Read Mode DC 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
M27256
Unit
-3
-4
Min
Max
Min
Max
tAVQV
tACC
Address Valid to
Output Valid
E = VIL,
G = VIL
300
450
ns
tELQV
tCE
Chip Enable Low
to Output Valid
G = VIL
300
450
ns
tGLQV
tOE
Output Enable
Low to Output Valid
E = VIL,
120
150
ns
tEHQZ
(2)
tDF
Chip Enable High
to Output Hi-Z
G = VIL
0
105
0
130
ns
tGHQZ
(2)
tDF
Output Enable
High to Output Hi-Z
E = VIL
0
105
0
130
ns
tAXQX
tOH
Address Transition
to Output Transition
E = VIL,
G = VIL
0
0
ns
Notes: 1. VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP.
2. Sampled only, not 100% tested.
Table 7B. Read Mode AC Characteristics (1)
(TA = 0 to 70
°C or –40 to 85 °C; VCC = 5V ± 5% or 5V ± 10%; VPP = VCC)
M27256
5/10



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