MSP430FR6889 Datasheet, PDF (65/176 Pages) Texas Instruments – Mixed-Signal Microcontrollers

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MSP430FR6889, MSP430FR68891, MSP430FR6888, MSP430FR6887
MSP430FR5889, MSP430FR58891, MSP430FR5888, MSP430FR5887
SLASE32A – AUGUST 2014 – REVISED MARCH 2015
5.13.5.8 Scan Interface
Table 5-36. Extended Scan Interface, Port Drive, Port Timing
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_CC
MIN
Voltage drop due to ON-resistance
V_OL(ESICHx)
of excitation transistor (see
Figure 5-21)
I(ESICHx) = 2 mA, ESITEN = 1
3V
Voltage drop due to ON-resistance
V_OH(ESICHx)
of damping transistor⁽¹⁾ (see
I_(ESICHx) = -200 µA, ESITEN = 1
3V
Figure 5-21)
V_OL(ESICOM)
I_{ESICHx(tri-state)}
I_(ESICOM) = 3 mA, ESISH = 1
V_(ESICHx) = 0 V to AV_CC, port
function disabled,
ESISH = 1
2.2 V, 3 V
0
3V
-50
(1) ESICOM = 1.5 V, supplied externally (see Figure 5-22)
TYP MAX UNIT
0.3 V
0.1 V
0.1 V
50 nA
tEx(ESICHx)
ESIEX(tsm)
ESICH.x
tESICH(x)
Figure 5-21. P6.x/ESICHx Timing, ESICHx Function Selected
ESICOM
V_OH(ESICHx)
I_(ESICHx)
ESICH.x
V_OL(ESICHx)
Damping
Transistor
Excitation
Transistor
Figure 5-22. Voltage Drop Due to ON-Resistance
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Specifications
65
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