SI9712 Datasheet, PDF (5/8 Pages) Vishay Siliconix – PC Card (PCMCIA) Interface Switch—12-V Suspend Capability

Si9712
Vishay Siliconix
ORDERING INFORMATION
Part Number Temperature Range
Package
Si9712DY
Si9712DY-T1
Si9712DY-T1—E3
−40 to 85_C
SOIC-16
TRUTH TABLE^b
S₁
S₂
S₃
0
0
0
0
0
0
0
0
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
0
1
0
0
1
0
1
1
0
1
1
1
0
1
1
0
1
1
1
1
1
1
S₄
Switch 1^a Switch 2^a Switch 3
Switch 4
0
Off
Off
Off
Off
1
Off
Off
Off
On
0
Off
Off
On
Off
1
Off
Off
Off
Off
0
Off
Off
Off
Off
1
Off
On
Off
On
0
Off
On
On
Off
1
Off
Off
Off
Off
0
Off
Off
Off
Off
1
On
Off
Off
On
0
On
Off
On
Off
1
Off
Off
Off
Off
0
Off
Off
Off
Off
1
On
Off
Off
On
0
On
Off
On
Off
1
Off
Off
Off
Off
Notes
a. Turn on of switch 1 and 2 are internally delayed until after V_CC is valid. See Figure 3.
b. Shaded lines are error conditions for PC Card applications, however, switches default to the states shown.
Switch 5
On
On
On
On
On
Off
Off
On
On
Off
Off
On
On
Off
Off
On
Switch 6
On
Off
Off
On
On
Off
Off
On
On
Off
Off
On
On
Off
Off
On
TIMING DIAGRAM
S₁
S₂
ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ
V_PP
V_CC
0
+12 V_IN
É
Document Number: 70024
S-40755—Rev. F, 19-Apr-04
FIGURE 4. Break-Before-Make of SW₁ and SW₂
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