DSPIC33FJ64MC508 Microchip Technology Inc., DSPIC33FJ64MC508 Datasheet - Page 301

• Manufacturer Part Number: DSPIC33FJ64MC508
• Description: High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

FIGURE 25-6:
TABLE 25-25: QEI MODULE EXTERNAL CLOCK TIMING REQUIREMENTS
© 2007 Microchip Technology Inc.
AC CHARACTERISTICS
TQ10
TQ11
TQ15
TQ20
Note 1:
Param
No.
TtQH
TtQL
TtQP
T
POSCNT
QEB
CKEXTMRL
Symbol
These parameters are characterized but not tested in manufacturing.
dsPIC33FJXXXMCX06/X08/X10 MOTOR CONTROL FAMILY
TIMERQ (QEI MODULE) EXTERNAL CLOCK TIMING CHARACTERISTICS
TQCK High Time
TQCK Low Time
TQCP Input
Period
Delay from External TxCK Clock
Edge to Timer Increment
Characteristic
Synchronous,
with prescaler
with prescaler
Synchronous,
with prescaler
Synchronous,
TQ10
(1)
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature
TQ15
2 * T
T
T
0.5 T
CY
CY
Min
CY
+ 20
+ 20
CY
+ 40
TQ11
Typ
—
—
—
—
-40°C ≤ T
1.5 T
Max
—
—
—
CY
A
TQ20
≤ +85°C
Units
ns
ns
ns
—
Must also meet
parameter TQ15
Must also meet
parameter TQ15
DS70287A-page 299
Conditions
—
—