at52bc3221a ATMEL Corporation, at52bc3221a Datasheet - Page 26

• Manufacturer Part Number: at52bc3221a
• Description: 32-mbit Flash 8-mbit Psram Stack Memory
• Manufacturer: ATMEL Corporation

Functional Description
Note:
Recommended DC Operating Conditions
Notes:
Capacitance
Note:
26
Item
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
Item
Input Capacitance
I/O Capacitance
PCS1
X
X
H
L
L
(1)
(1)
1. X means don’t care (must be low or high state).
1. T
2. Overshoot and undershoot are sampled, not 100% tested.
3. Overshoot: PV
4. Undershoot: -1.0V in case of pulse width < 20 ns.
1. Capacitance is sampled, not 100% tested.
AT52BC3221A(T)
A
ZZ
H
H
H
H
H
L
= - 25°C to 85°C, otherwise specified.
(1)
POE
X
X
X
X
(f = 1 MHz, T
H
H
L
(1)
(1)
(1)
(1)
CC
+ 1.0V in case of pulse width < 20 ns.
Symbol
PWE
X
X
X
C
C
H
H
H
L
(1)
(1)
(1)
I/O
IN
A
PLB
X
X
X
H
H
H
L
L
L
L
L
(1)
(1)
(1)
= 25°C)
Symbol
PGND
PV
V
V
Test Condition
IH
IL
CC
PUB
X
X
X
H
H
H
L
L
L
L
L
(1)
(1)
(1)
V
V
IN
IN
= 0V
= 0V
I/O0 - 7
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
D
D
D
D
(1)(2)
OUT
OUT
IN
IN
0.8 PV
-0.2
Min
2.7
0
I/O8 - 15
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
(4)
D
D
D
D
CC
OUT
OUT
Min
IN
IN
Lower Byte Read
Upper Byte Read
Lower Byte Write
Upper Byte Write
Output Disabled
Output Disabled
Deselected
Deselected
Word Read
Deselected
Word Write
PV
0.2 PV
Mode
CC
Max
3.3
+ 0.2
Max
0
8
8
CC
(3)
Low-power Modes
3466A–STKD–11/04
Standby
Standby
Power
Active
Active
Active
Active
Active
Active
Active
Active
Unit
Unit
pF
pF
V
V
V
V