DS21T09
10 of 10
NOTES:
1. PDI , PDE , TCS
2. 4.00V < TERMPWR < 5.50V.
3. 0.0V < signal lines < TERMPWR.
4. All signal lines = 0.0V.
5. All signal lines open.
6. Power down enabled.
7. Guaranteed by design; not production tested.
8. C
14
slightly higher capacitance due to
sensing circuitry.
9. Excluding
PDI , PDE pins.
10.
PDO output pin.
11. I
BCST
> 32 mA – disable termination.
12. Excluding PDE , PDI , R14, and TCS pins.
28–PIN SOIC (300-MIL)
The chamfer on the body is optional. If it is not
present, a terminal 1 identifier must be
positioned so that ½ or more of its area is
contained in the hatched zone.
PKG 28-PIN
DIM MIN MAX
A IN.
MM
0.094
2.39
0.105
2.67
A1 IN.
MM
0.004
0.102
0.012
0.30
A2 IN.
MM
0.089
2.26
0.095
2.41
b IN.
MM
0.013
0.33
0.020
0.51
C IN.
MM
0.009
0.229
0.013
0.33
D IN.
MM
0.698
17.73
0.712
18.08
e IN.
MM
0.050 BSC
1.27 BSC
E1 IN.
MM
0.290
7.37
0.300
7.62
H IN.
MM
0.398
10.11
0.416
10.57
L IN.
MM
0.016
0.40
0.040
1.02
Θ
ΘΘ
Θ
0° 8°
