PIC32MX5XX_11 Datasheet, PDF (201/256 Pages) Microchip Technology – High-Performance, USB, CAN and Ethernet 32-bit Flash Microcontrollers

PIC32MX5XX/6XX/7XX
TABLE 31-24: TIMER2, 3, 4, 5 EXTERNAL CLOCK TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤TA ≤+85°C for Industrial
-40°C ≤TA ≤+105°C for V-Temp
Param.
No.
Symbol
Characteristics⁽¹⁾
Min.
Max. Units
Conditions
TB10 TTXH
TxCK
Synchronous, with [(12.5 ns or 1 TPB)/N] —
High Time prescaler
+ 25 ns
TB11 TTXL
TxCK
Synchronous, with [(12.5 ns or 1 TPB)/N] —
Low Time prescaler
+ 25 ns
TB15 TTXP
TxCK
Input
Period
Synchronous, with [(Greater of [(25 ns or —
prescaler
2 TPB)/N] + 30 ns
[(Greater of [(25 ns or —
2 TPB)/N] + 50 ns
TB20 TCKEXTMRL Delay from External TxCK
—
1
Clock Edge to Timer Increment
Note 1: These parameters are characterized, but not tested in manufacturing.
ns Must also meet N = prescale
parameter
value
TB15
(1, 2, 4, 8,
ns Must also meet ^{16, 32, 64,}
parameter
256)
TB15
ns VDD > 2.7V
ns VDD < 2.7V
TPB
—
FIGURE 31-7:
INPUT CAPTURE (CAPx) TIMING CHARACTERISTICS
ICx
Note: Refer to Figure 31-1 for load conditions.
IC10
IC15
IC11
TABLE 31-25: INPUT CAPTURE MODULE TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤TA ≤+85°C for Industrial
-40°C ≤TA ≤+105°C for V-Temp
Param.
No.
Symbol
Characteristics⁽¹⁾
Min.
Max. Units
Conditions
IC10
TCCL ICx Input Low Time
[(12.5 ns or 1 TPB)/N]
—
ns
+ 25 ns
IC11
TCCH ICx Input High Time
[(12.5 ns or 1 TPB)/N]
—
ns
+ 25 ns
IC15
TCCP ICx Input Period
[(25 ns or 2 TPB)/N]
+ 50 ns
— ns
Note 1: These parameters are characterized, but not tested in manufacturing.
Must also
meet
parameter
IC15.
Must also
meet
parameter
IC15.
—
N = prescale
value (1, 4, 16)
© 2009-2011 Microchip Technology Inc.
DS61156G-page 201