参数资料
型号: DG221BDY-T1-E3
厂商: Vishay Siliconix
文件页数: 4/7页
文件大小: 0K
描述: IC SWITCH QUAD SPST/CMOS 16SOIC
标准包装: 2,500
功能: 开关
电路: 4 x SPST - NC
导通状态电阻: 90 欧姆
电压电源: 双电源
电压 - 电源,单路/双路(±): ±15V
电流 - 电源: 800µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 带卷 (TR)
DG221B
Vishay Siliconix
New Product
www.vishay.com
4
Document Number: 71616
S-03627—Rev. A, 23-Apr-01
TEST CIRCUITS
V–
FIGURE 2.
Switching Time
tr < 10 ns
tf < 10 ns
50%
0 V
3 V
tOFF
tON
VO
VS
90%
Logic
Input
Switch
Input
Switch
Output
CL (includes fixture and stray capacitance)
V+
IN
RL
RL + rDS(on)
VO = VS
S
D
–15 V
VO
GND
2 V
WR
CL
35 pF
RL
1 k
W
+15 V
FIGURE 3.
WR Switching Time
CL (includes fixture and stray capacitance)
V+
IN
RL
RL + rDS(on)
VO = VS
S
D
–15 V
VO
GND
2 V
WR
CL
35 pF
V–
RL
1 k
W
+15 V
0 V
tr < 10 ns
tf < 10 ns
0 V
3 V
tOFF , WR
tON, WR
VO
VS
90%
50%
0 V
3 V
WR
IN
VOUT
FIGURE 4.
WR Setup Conditions
tH = Hold Time
tS = Setup Time
tW = WR Pulse Width
The latches are level sensitive. When WR is held low the latches are transparent and the switches re-
spond to the digital inputs. The digital inputs are latched on the rising edge of WR.
tS
tH
tW
3 V
VOUT
WR
IN
50%
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