MEC1404 Datasheet, PDF (35/572 Pages) Microchip Technology – Keyboard and Embedded Controller Products for Notebook PC

MEC140X/1X
VTQFP
Pin#
Mux
18
Strap
19
19
19
19
19
Strap
20 Default: 0
20
1
20
2
20
3
20
Strap
21 Default: 0
21
1
21
2
21
3
21
Strap
22
0
22 Default: 1
22
2
22
3
22
Strap
23 Default: 0
23
1
23
2
23
3
23
Strap
24 Default: 0
24
1
24
2
24
3
24
Strap
25 Default: 0
25
1
25
2
25
3
25
Strap
26 Default: 0
26
1
26
2
26
3
26
Strap
27 Default: 0
Signal Name
VTR
GPIO020
CMP_VIN0
Reserved
Reserved
GPIO021
CMP_VIN1
Reserved
Reserved
Reserved
DAC_VREF
Reserved
Reserved
GPIO160
DAC_0
Reserved
Reserved
GPIO161
DAC_1
Reserved
Reserved
GPIO165
CMP_VREF0
Reserved
Reserved
GPIO166
CMP_VREF1
UART_CLK
Reserved
GPIO123
MEC140x
Buffer
Type
Default
Buffer
Operation
Signal
Power
Well
Emulated
Power
Well
Gated
State
PWR
PWR
PWR
PIO
I-4
VTR
VTR/VCC No Gate
I_AN
I_AN
I_AN
No Gate
Reserved
Reserved Reserved
Reserved
Reserved Reserved
PIO
I-4
PWR
VTR/VCC No Gate
I_AN
I_AN
I_AN
No Gate
Reserved
Reserved Reserved
Reserved
Reserved Reserved
Reserved
DAC_VREF
Reserved
Reserved
Reserved Reserved
DAC_VREF DAC_VREF
Reserved Reserved
Reserved Reserved
No Gate
PIO
I-4
VTR
VTR/VCC No Gate
O_AN
VTR
VTR Reserved
Reserved
Reserved Reserved
Reserved
Reserved Reserved
PIO
I-4
VTR
VTR/VCC No Gate
O_AN
VTR
VTR Reserved
Reserved
Reserved Reserved
Reserved
Reserved Reserved
PIO
I-4
VTR
VTR/VCC No Gate
CMP_VREF
CMP_VREF CMP_VREF No Gate
Reserved
Reserved Reserved
Reserved
Reserved Reserved
PIO
I-4
VTR
VTR/VCC No Gate
CMP_VREF
CMP_VREF CMP_VREF No Gate
PIO
VTR
VTR/VCC Low
Reserved
Reserved Reserved
PIO
I-4
VTR
VTR/VCC No Gate
Notes
 2015 - 2016 Microchip Technology Inc.
DS00001956D-page 35