参数资料
型号: IDT71V3558SA166BQG
厂商: IDT, Integrated Device Technology Inc
文件页数: 16/28页
文件大小: 0K
描述: IC SRAM 4MBIT 166MHZ 165FBGA
标准包装: 136
格式 - 存储器: RAM
存储器类型: SRAM - 同步 ZBT
存储容量: 4.5M(256K x 18)
速度: 166MHz
接口: 并联
电源电压: 3.135 V ~ 3.465 V
工作温度: 0°C ~ 70°C
封装/外壳: 165-TBGA
供应商设备封装: 165-CABGA(13x15)
包装: 托盘
其它名称: 71V3558SA166BQG
IDT71V3556, IDT71V3558, 128K x 36, 256K x 18, 3.3V Synchronous SRAMS with
ZBT ? Feature, 3.3V I/O, Burst Counter, and Pipelined Outputs
Commercial and Industrial Temperature Ranges
AC Electrical Characteristics
(V DD = 3.3V +/-5%, Commercial and Industrial Temperature Ranges)
200MHz (6)
166MHz
133MHz
100MHz
Symbol
t CYC
t F (1)
t CH (2)
t CL (2)
Parameter
Clock Cycle Time
Clock Frequence
Clock High Pulse Width
Clock Low Pulse Width
Min.
5
____
1.8
1.8
Max.
____
200
____
____
Min.
6
____
1.8
1.8
Max.
____
166
____
____
Min.
7.5
____
2.2
2.2
Max.
____
133
____
____
Min.
10
____
3.2
3.2
Max.
____
100
____
____
Unit
ns
MHz
ns
ns
Output Parameters
t CD
t CDC
t CLZ (3,4,5)
t CHZ (3,4,5)
t OE
t OLZ (3,4)
t OHZ (3,4)
Clock High to Valid Data
Clock High to Data Change
Clock High to Output Active
Clo ck High to Data High-Z
Output Enable Access Time
Output Enable Low to Data Active
Output Enable High to Data High-Z
____
1
1
1
____
0
____
3.2
____
____
3
3.2
____
3.5
____
1
1
1
____
0
____
3.5
____
____
3
3.5
____
3.5
____
1
1
1
____
0
____
4.2
____
____
3
4.2
____
4.2
____
1
1
1
____
0
____
5
____
____
3.3
5
____
5
ns
ns
ns
ns
ns
ns
ns
Set Up Times
t SE
t SA
t SD
t SW
t SADV
t SC
t SB
Clock Enable Setup Time
Address Setup Time
Data In Setup Time
Read/Write (R/ W ) Setup Time
Advance/Load (ADV/ LD ) Setup Time
Chip Enable/Select Setup Time
Byte Write Enable ( BW x) Setup Time
1.5
1.5
1.5
1.5
1.5
1.5
1.5
____
____
____
____
____
____
____
1.5
1.5
1.5
1.5
1.5
1.5
1.5
____
____
____
____
____
____
____
1.7
1.7
1.7
1.7
1.7
1.7
1.7
____
____
____
____
____
____
____
2.0
2.0
2.0
2.0
2.0
2.0
2.0
____
____
____
____
____
____
____
ns
ns
ns
ns
ns
ns
ns
Hold Times
t HE
t HA
t HD
t HW
t HADV
t HC
t HB
Clock Enable Hold Time
Address Hold Time
Data In Hold Time
Read/Write (R/ W ) Hold Time
Advance/Load (ADV/ LD ) Hold Time
Chip Enable/Select Hold Time
Byte Write Enable ( BW x) Hold Time
0.5
0.5
0.5
0.5
0.5
0.5
0.5
____
____
____
____
____
____
____
0.5
0.5
0.5
0.5
0.5
0.5
0.5
____
____
____
____
____
____
____
0.5
0.5
0.5
0.5
0.5
0.5
0.5
____
____
____
____
____
____
____
0.5
0.5
0.5
0.5
0.5
0.5
0.5
____
____
____
____
____
____
____
ns
ns
ns
ns
ns
ns
ns
NOTES:
5281 tbl 24
1. t F = 1/t CYC .
2. Measured as HIGH above 0.6V DDQ and LOW below 0.4V DDQ .
3. Transition is measured ±200mV from steady-state.
4. These parameters are guaranteed with the AC load (Figure 1) by device characterization. They are not production tested.
5. To avoid bus contention, the output buffers are designed such that t CHZ (device turn-off) is about 1ns faster than t CLZ (device turn-on) at a given temperature and voltage. The
specs as shown do not imply bus contention because t CLZ is a Min. parameter that is worse case at totally different test conditions (0 deg. C, 3.465V) than t CHZ , which is a
Max.parameter(worsecaseat70deg.C,3.135V).
6. Commercial temperature range only. Only available in 256K x 18 configuration.
16
6.42
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