Datasheet

© 2011 Microchip Technology Inc. DS61143H-page 161
PIC32MX3XX/4XX
29.2 AC Characteristics and Timing
Parameters
The information contained in this section defines
PIC32MX3XX/4XX AC characteristics and timing
parameters.
FIGURE 29-1: LOAD CONDITIONS FOR DEVICE TIMING SPECIFICATIONS
FIGURE 29-2: EXTERNAL CLOCK TIMING
VDD/2
CL
RL
Pin
Pin
V
SS
VSS
CL
RL =464Ω
C
L = 50 pF for all pins
50 pF for OSC2 pin (EC mode)
Load Condition 1
– for all pins except OSC2 Load Condition 2 – for OSC2
TABLE 29-16: CAPACITIVE LOADING REQUIREMENTS ON OUTPUT PINS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
-40°C ≤ T
A ≤ +105°C for V-Temp
Param.
No.
Symbol Characteristics Min. Typical
(1)
Max. Units Conditions
DO56 C
IO All I/O pins and OSC2 — — 50 pF EC mode
DO58 CB SCLx, SDAx — — 400 pF In I
2
C™ mode
Note 1: Data in “Typical” column is at 3.3V, 25°C unless otherwise stated. Parameters are for design guidance only
and are not tested.
OSC1
OS20
OS30
OS30
OS31
OS31