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MEC1322 Datasheet(PDF) 391 Page - Microchip Technology

Part # MEC1322
Description  Keyboard and Embedded Controller for Notebook PC
PDF  456 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MEC1322 Datasheet(HTML) 391 Page - Microchip Technology

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 2014 - 2015 Microchip Technology Inc.
DS00001719D-page 391
MEC1322
37.2.4
DC ELECTRICAL CHARACTERISTICS FOR I/O BUFFERS
TABLE 37-4:
DC ELECTRICAL CHARACTERISTICS
Parameter
Symbol
MIN
TYP
MAX
Units
Comments
PIO Type Buffer
All PIO Buffers
Pull-up current
Pull-down current
IPU
IPD
39
39
84
65
162
105
μA
μA
Internal PU/PD selected via the GPIO
Pin Control Register.
I Type Input Buffer
Low Input Level
High Input Level
Tolerance
Schmitt Trigger Hyster-
esis
VILI
VIHI
VHYS
0.7x
VCC1
400
0.3x
VCC1
3.63
V
V
V
mV
TTL Compatible Schmitt Trigger Input
This buffer is not 5V tolerant.
O-2 mA Type Buffer
Low Output Level
High Output Level
Tolerance
VOL
VOH
VCC1-
0.4
0.4
V
V
IOL = 2 mA
IOH = -2 mA
This buffer is not 5V tolerant.
IO-2 mA Type Buffer
_
_
_
_
_
Same characteristics as an I and an O-
2mA.
OD-2 mA Type Buffer
Low Output Level
Tolerance
VOL
0.4
V
VOL = 2 mA
This buffer is not 5V tolerant.
IOD-2 mA Type Buffer
_
_
_
_
_
Same characteristics as an I and an
OD-2mA.
O-4 mA Type Buffer
Low Output Level
High Output Level
Tolerance
VOL
VOH
VCC1-
0.4
0.4
V
V
IOL = 4 mA
IOH = -4 mA
This buffer is not 5V tolerant.
IO-4 mA Type Buffer
_
_
_
_
_
Same characteristics as an I and an O-
4mA.
OD-4 mA Type Buffer
Low Output Level
Tolerance
VOL
0.4
V
VOL = 4 mA
This buffer is not 5V tolerant.
IOD-4 mA Type Buffer
_
_
_
_
_
Same characteristics as an I and an
OD-4mA.



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