AS7C3128PFD32A-5TQC Ver la hoja de datos (PDF) - Alliance Semiconductor
Número de pieza
componentes Descripción
Fabricante
AS7C3128PFD32A-5TQC Datasheet PDF : 10 Pages
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April 2000
Advance information
®
3.3V 128K × 32/36 pipeline burst synchronous SRAM
AS7C3128PFD32A
AS7C3128PFD36A
• Organization: 32,768 words × 16 bits
• Fast clock speeds to 166 MHz in LVTTL/LVCMOS
• Fast clock to data access: 3.5/3.8/4/5 ns
• Fast OE access time: 3.5/3.5/3.8/5 ns
• Fully synchronous operation
• “Flow-through†mode
• Double-cycle deselect
- Single-cycle deselect also available (AS7C3128PFS36A/
AS7C3128PFS32A)
• Pentium® -compatible architecture and timing
• Synchronous and asynchronous output enable control
• Economical 100-pin TQFP package
• Byte write enables
• Clock enable for operation hold
• Multiple chip enables for easy expansion
• 3.3V core power supply
• 2.5V or 3.3V I/O operation with separate VDDQ
• Automatic power down: 30 mW typical standby power
• NTD™ pipeline architecture available
(AS7C3128NTD36A/ AS7C3128NTD32A)
CLK
ADV
ADSC
ADSP
A[17:0]
LBO
CLK
Q0
CE
Burst logic
256K×32/36
CLR
Q1
Memory
18
D
18
Q
16
18
CE
Address
register
array
CLK
GWE
BWE
BWd
BWc
BWb
BWa
CCEE0 1
CE2
ZZ
Power
down
D
Q
DQd
Byte Write
registers
CLK
D
Q
DQc
Byte Write
registers
CLK
D
Q
DQb
Byte Write
registers
CLK
D
Q
DQa
Byte Write
registers
CLK
D
Q
Enable
register
CE
CLK
D
Q
Enable
delay
register
CLK
36/32
36/32
4
OE
Output
registers
CLK LE
Input
registers
CLK
OE
36/32
FT DATA [35:0]
[31:0]
DQPc/NC 1
DQc 2
DQc 3
VDDQ 4
VSSQ 5
DQc 6
DQc 7
DQc 8
DQc 9
VSSQ 10
VDDQ 11
DQc 12
DQc 13
FT 14
VDD 15
NC 16
VSS 17
DQd 18
DQd 19
VDDQ 20
VSSQ 21
DQd 22
DQd 23
DQd 24
DQd 25
VSSQ 26
VDDQ 27
DQd 28
DQd 29
DQPd/NC 30
TQFP 14x20mm
80 DQPb/NC
79 DQb
78 DQb
77 VDDQ
76 VSSQ
75 DQb
74 DQb
73 DQb
72 DQb
71 VSSQ
70 VDDQ
69 DQb
68 DQb
67 VSS
66 NC
65 VDD
64 ZZ
63 DQa
62 DQa
61 VDDQ
60 VSSQ
59 DQa
58 DQa
57 DQa
56 DQa
55 VSSQ
54 VDDQ
53 DQa
52 DQa
51 DQPa/NC
Note: Pins 1,30,51,80 are NC for ×32
AS7C3128PFD36A
Minimum cycle time
6
Maximum pipelined clock frequency 166.7
Maximum pipelined clock access time 3.5
Maximum operating current
450
Maximum standby current
60
Maximum CMOS standby current (DC) 5
NTDâ„¢ is a trademark of Alliance Semiconductor Corporation.
Pentium® is a registered trademark of Intel Corporation.
AS7C3128PFD36A
6.7
150
3.8
400
60
5
AS7C3128PFD36A AS7C3128PFD36A Units
7.5
10
ns
133.3
100
MHz
4
5
ns
350
300
mA
60
60
mA
5
5
mA
DID 11-20011-A. 6/8/00
ALLIANCE SEMICONDUCTOR
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