PIC32MX320F032H_11 Datasheet, PDF (167/214 Pages) Microchip Technology – High-Performance, General Purpose and USB, 32-bit Flash Microcontrollers

PIC32MX3XX/4XX
FIGURE 29-6:
TIMER1, 2, 3, 4, 5 EXTERNAL CLOCK TIMING CHARACTERISTICS
TxCK
Tx10
TMRx
Note: Refer to Figure 29-1 for load conditions.
Tx11
Tx15
OS60
Tx20
TABLE 29-23: TIMER1 EXTERNAL CLOCK TIMING REQUIREMENTS⁽¹⁾
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⁽²⁾
Min.
Typical Max. Units Conditions
TA10 TTXH
TA11 TTXL
TA15 TTXP
TxCK
Synchronous, ^{[(12.5 ns or 1TPB)/N]} — — ns Must also meet
High Time with prescaler
+ 25 ns
parameter TA15.
Asynchronous,
10
with prescaler
— — ns
—
TxCK
Synchronous, [(12.5 ns or 1TPB)/N] — — ns Must also meet
Low Time with prescaler
+ 25 ns
parameter TA15.
Asynchronous,
10
with prescaler
— — ns
—
TxCK
Synchronous, [(Greater of 25 ns or — — ns
Input Period with prescaler 2TPB)/N] + 30 ns
VDD > 2.7V
[(Greater of 25 ns or — — ns
2TPB)/N] + 50 ns
VDD < 2.7V
Asynchronous,
20
with prescaler
50
— — ns
— — ns
OS60 FT1
SOSC1/T1CK Oscillator
Input Frequency Range
(oscillator enabled by
setting TCS bit
(T1CON<1>))
32
—
TA20 TCKEXTMRL Delay from External TxCK
—
Clock Edge to Timer
Increment
Note 1: Timer1 is a Type A.
2: This parameter is characterized, but not tested in manufacturing.
3: N = prescale value (1, 8, 64, 256)
100 kHz
1 TPB
VDD > 2.7V
(Note 3)
VDD < 2.7V
(Note 3)
—
—
© 2011 Microchip Technology Inc.
DS61143H-page 167