参数资料
型号: IDTQS3VH257QG8
厂商: IDT, Integrated Device Technology Inc
文件页数: 5/8页
文件大小: 0K
描述: IC MUX/DEMUX SW QUAD 2:1 16-QSOP
标准包装: 1
系列: 3VH
类型: 总线开关
电路: 1 x 2:2
独立电路: 1
电压电源: 单电源
电源电压: 2.3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 标准包装
产品目录页面: 1258 (CN2011-ZH PDF)
其它名称: 800-1767-6
5
INDUSTRIAL TEMPERATURE RANGE
IDTQS3VH257
2.5V / 3.3V QUAD 2:1 MUX/DEMUX HIGH BANDWIDTH BUS SWITCH
SWITCHING CHARACTERISTICS OVER OPERATING RANGE
TA = -40°C to +85°C
VCC = 2.5 ± 0.2V (1)
VCC = 3.3 ± 0.3V (1)
Symbol
Parameter
Min. (4)
Max.
Min. (4)
Max.
Unit
tPLH
Data Propagation Delay(2,3)
0.2
0.2
ns
tPHL
Yx to Ixx or Ixx to Yx
tSEL
Select Time
1.5
9
1.5
8
ns
S to Yx
tPZH
Enable Time
1.5
9
1.5
9
ns
tPZL
S to Ixx
tPHZ
Disable Time
1.5
8
1.5
8
ns
tPLZ
S to Ixx
tPZH
Enable Time
1.5
9
1.5
8
ns
tPZL
E to Yx or Ixx
tPHZ
Disable Time
1.5
8
1.5
8
ns
tPLZ
E to Yx or Ixx
fEorS
Operating Frequency - Enable(2,5)
10
20
MHz
NOTES:
1. See Test Conditions under TEST CIRCUITS AND WAVEFORMS.
2. This parameter is guaranteed but not production tested.
3. The bus switch contributes no propagation delay other than the RC delay of the ON resistance of the switch and the load capacitance. The time constant for the switch alone is of the
order of 0.2ns at CL = 50pF. Since this time constant is much smaller than the rise and fall times of typical driving signals, it adds very little propagation delay to the system. Propagation
delay of the bus switch, when used in a system, is determined by the driving circuit on the driving side of the switch and its interaction with the load on the driven side.
4. Minimums are guaranteed but not production tested.
5. Maximum toggle frequency for S or E control input (pass voltage > VCC, VIN = 5V, RLOAD
≥ 1MΩ, no CLOAD).
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