PIC24EP256GU810-I Datasheet, PDF (518/622 Pages) Electronic Film Capacitors, Inc. – 16-Bit Microcontrollers and Digital Signal Controllers with High-Speed PWM, USB and Advanced Analog

dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
FIGURE 32-6:
TIMER1-TIMER9 EXTERNAL CLOCK TIMING CHARACTERISTICS
TxCK
TMRx
Tx10
Tx11
Tx15
OS60
Note: Refer to Figure 32-1 for load conditions.
Tx20
TABLE 32-23: TIMER1 EXTERNAL CLOCK TIMING REQUIREMENTS⁽¹⁾
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C  TA  +85°C for Industrial
-40°C  TA  +125°C for Extended
Param. Symbol
Characteristic⁽²⁾
Min.
Typ.
Max.
Units Conditions
TA10 TTXH
TxCK High Synchronous Greater of:
—
Time
mode
20 or
(TCY + 20)/N
—
ns Must also meet
Parameter TA15,
N = prescaler value
(1, 8, 64, 256)
Asynchronous
35
—
—
ns
TA11 TTXL
TxCK Low Synchronous Greater of:
—
Time
mode
20 or
(TCY + 20)/N
—
ns Must also meet
Parameter TA15,
N = prescaler value
(1, 8, 64, 256)
Asynchronous
10
—
—
ns
TA15 TTXP
TxCK Input Synchronous Greater of:
—
Period
mode
40 or
(2 TCY + 40)/N
—
ns N = prescale value
(1, 8, 64, 256)
OS60 Ft1
SOSC1/T1CK Oscillator
DC
—
50
kHz
Input Frequency Range
(oscillator enabled by setting
bit, TCS (T1CON<1>))
TA20
TCKEXTMRL Delay from External TxCK
Clock Edge to Timer
Increment
0.75 TCY + 40
— 1.75 TCY + 40 ns
Note 1: Timer1 is a Type A.
2: These parameters are characterized, but are not tested in manufacturing.
DS70616G-page 518
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