Microchip Technology MA330019 Data Sheet
© 2007-2012 Microchip Technology Inc.
DS70291G-page 377
dsPIC33FJ32MC302/304, dsPIC33FJ64MCX02/X04 AND dsPIC33FJ128MCX02/X04
FIGURE 31-6:
TIMERQ (QEI MODULE) EXTERNAL CLOCK TIMING CHARACTERISTICS
TQ11
TQ15
TQ10
TQ20
QEB
POSCNT
TABLE 31-25: QEI MODULE EXTERNAL CLOCK TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature
(unless otherwise stated)
Operating temperature
-40°C
≤ T
A
≤ +85°C for Industrial
-40°C
≤ T
A
≤ +125°C for Extended
Param
No.
Symbol
Characteristic
(1)
Min
Typ
Max
Units
Conditions
TQ10
TtQH
TQCK High Time
Synchronous,
with prescaler
T
CY
+ 20
—
ns
Must also meet
parameter TQ15
parameter TQ15
TQ11
TtQL
TQCK Low Time
Synchronous,
with prescaler
T
CY
+ 20
—
ns
Must also meet
parameter TQ15
parameter TQ15
TQ15
TtQP
TQCP Input
Period
Period
Synchronous,
with prescaler
2 * T
CY
+ 40
—
ns
—
TQ20
T
CKEXTMRL
Delay from External TxCK Clock
Edge to Timer Increment
Edge to Timer Increment
0.5 T
CY
1.5 T
CY
—
—
Note 1: These parameters are characterized but not tested in manufacturing.