DSPIC33FJ128MC706-I Datasheet, PDF (297/340 Pages) Microchip Technology – 16-Bit Digital Signal Controllers

dsPIC33FJXXXMCX06/X08/X10
FIGURE 26-13: TIMERQ (QEI MODULE) EXTERNAL CLOCK TIMING CHARACTERISTICS
QEB
POSCNT
TQ10
TQ11
TQ15
TQ20
TABLE 26-31: QEI MODULE EXTERNAL CLOCK TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
Param
No.
Symbol
Characteristic⁽¹⁾
Min
Typ Max Units Conditions
TQ10 TtQH
TQCK High Time Synchronous, TCY + 20 —
—
ns Must also meet
with prescaler
parameter TQ15
TQ11 TtQL
TQCK Low Time Synchronous, TCY + 20 —
—
ns Must also meet
with prescaler
parameter TQ15
TQ15 TtQP
TQCP Input
Synchronous, 2 * TCY + 40 —
—
ns
—
Period
with prescaler
TQ20 TCKEXTMRL Delay from External TxCK Clock
0.5 TCY
— 1.5 TCY —
—
Edge to Timer Increment
Note 1: These parameters are characterized but not tested in manufacturing.
© 2009 Microchip Technology Inc.
DS70287C-page 295