PIC32MX1XX_12 Datasheet, PDF (260/328 Pages) Microchip Technology – 32-bit Microcontrollers (up to 128 KB Flash and 32 KB SRAM) with Audio and Graphics Interfaces, USB, and Advanced Analog

PIC32MX1XX/2XX
TABLE 29-22: 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 29-7:
INPUT CAPTURE (CAPx) TIMING CHARACTERISTICS
ICx
Note: Refer to Figure 29-1 for load conditions.
IC10
IC15
IC11
TABLE 29-23: 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
Note 1:
TCCP ICx Input Period
[(25 ns or 2 TPB)/N]
+ 50 ns
—
ns
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)
DS61168E-page 260
Preliminary
 2011-2012 Microchip Technology Inc.