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AT52SC1283J 数据表(PDF) 41 Page - ATMEL Corporation

部件名 AT52SC1283J
功能描述  128-Mbit Flash 32-Mbit/64-Mbit
PDF  52 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  ATMEL [ATMEL Corporation]
网页  http://www.atmel.com
标志 ATMEL - ATMEL Corporation

AT52SC1283J 数据表(HTML) 41 Page - ATMEL Corporation

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41
3530B–STKD–2/4/05
AT52SC1283J/1284J [Preliminary]
Notes:
1. X means don’t care (must be low or high state).
Notes:
1. T
A = - 25°C to 85°C, otherwise specified.
2. Overshoot and undershoot are sampled, not 100% tested.
3. Overshoot: PV
CC + 1.0V in case of pulse width < 20 ns.
4. Undershoot: -1.0V in case of pulse width < 20 ns.
Note:
1. Capacitance is sampled, not 100% tested.
41. Functional Description
PCS1
ZZ
POE
PWE
PLB
PUB
I/O0 - 7
I/O8 - 15
Mode
Power
Flash
Operation
HH
X
(1)
X
(1)
X
(1)
X
(1)
High-Z
High-Z
Deselected
Standby
Any Flash
Operation
Allowed
X
(1)
LX
(1)
X
(1)
X
(1)
X
(1)
High-Z
High-Z
Deselected
Low-power
Modes
X
(1)
HX
(1)
X
(1)
H
H
High-Z
High-Z
Deselected
Standby
L
HHH
L
X
(1)
High-Z
High-Z
Output
Disabled
Active
HHH
X
(1)
L
High-Z
High-Z
Output
Disabled
Active
LH
LH
LH
D
OUT
High-Z
Lower Byte
Read
Active
Flash Must
Be in High-Z
H
L
High-Z
D
OUT
Upper Byte
Read
Active
LL
D
OUT
D
OUT
Word Read
Active
X
(1)
L
LH
D
IN
High-Z
Lower Byte
Write
Active
H
L
High-Z
D
IN
Upper Byte
Write
Active
LL
D
IN
D
IN
Word Write
Active
42. Recommended DC Operating Conditions
(1)(2)
Item
Symbol
Min
Max
Unit
Supply Voltage
PV
CC
1.8
1.95
V
Ground
PGND
0
0
V
Input High Voltage
V
IH
V
CCQ - 0.3V
V
CCQ + 0.2
(3)
V
Input Low Voltage
V
IL
-0.2
(4)
0.2 V
CCQ
V
43. Capacitance
(1) (f = 1 MHz, T
A = 25°C)
Item
Symbol
Test Condition
Min
Max
Unit
Input Capacitance
CIN
VIN = 0V
8
pF
I/O Capacitance
C
I/O
V
IN = 0V
8
pF



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