Datasheet

TMS570LS1224
www.ti.com SPNS190B –OCTOBER 2012–REVISED FEBRUARY 2015
4.3.2 ZWT Package
4.3.2.1 Multibuffered Analog-to-Digital Converters (MibADC)
Table 4-20. ZWT Multibuffered Analog-to-Digital Converters (MibADC1, MibADC2)
Terminal Signal Reset Pull Pull Type Description
Type State
Signal Name 337
ZWT
ADREFHI
(1)
V15 Power N/A None ADC high reference
supply
ADREFLO
(1)
V16 Power ADC low reference supply
VCCAD
(1)
W15 Power Operating supply for ADC
VSSAD V19 Ground N/A None ADC supply power
VSSAD W16
VSSAD W18
VSSAD W19
AD1EVT N19 I/O Pull Down Programmable, ADC1 event trigger input,
20 µA or GPIO
MIBSPI3NCS[0]/AD2EVT/GIOB[2]/ V10 I/O Pull Up Programmable, ADC2 event trigger input,
EQEP1I/N2HET2_PIN_nDIS 20 µA or GPIO
AD1IN[0] W14 Input N/A None ADC1 analog input
AD1IN[1] V17
AD1IN[2] V18
AD1IN[3] T17
AD1IN[4] U18
AD1IN[5] R17
AD1IN[6] T19
AD1IN[7] V14
AD1IN[8] / AD2IN[8] P18 Input N/A None ADC1/ADC2 shared
analog inputs
AD1IN[9] / AD2IN[9] W17
AD1IN[10] / AD2IN[10] U17
AD1IN[11] / AD2IN[11] U19
AD1IN[12] / AD2IN[12] T16
AD1IN[13] / AD2IN[13] T18
AD1IN[14] / AD2IN[14] R18
AD1IN[15] / AD2IN[15] P19
AD1IN[16] / AD2IN[0] V13
AD1IN[17] / AD2IN[1] U13
AD1IN[18] / AD2IN[2] U14
AD1IN[19] / AD2IN[3] U16
AD1IN[20] / AD2IN[4] U15
AD1IN[21] / AD2IN[5] T15
AD1IN[22] / AD2IN[6] R19
AD1IN[23] / AD2IN[7] R16
MIBSPI3SOMI[0]/AWM1_EXT_ENA/ECAP2 V8 Output Pull Up None AWM1 external analog
mux enable
MIBSPI3SIMO[0]/AWM1_EXT_SEL[0]/ECAP3 W8 AWM1 external analog
mux select line0
MIBSPI3CLK/AWM1_EXT_SEL[1]/EQEP1A V9 AWM1 external analog
mux select line0
(1) The ADREFHI, ADREFLO, VCCAD and VSSAD connections are common for both ADC cores.
Copyright © 2012–2015, Texas Instruments Incorporated Terminal Configuration and Functions 23
Submit Documentation Feedback
Product Folder Links: TMS570LS1224