DSPIC30F4012 Microchip Technology Inc., DSPIC30F4012 Datasheet - Page 191

• Manufacturer Part Number: DSPIC30F4012
• Description: Dspic30f4011/4012 Enhanced Flash 16-bit Digital Signal Controller
• Manufacturer: Microchip Technology Inc.

FIGURE 24-8:
TABLE 24-25: QEI MODULE EXTERNAL CLOCK TIMING REQUIREMENTS
© 2007 Microchip Technology Inc.
AC CHARACTERISTICS
TQ10
TQ11
TQ15
TQ20
Note 1:
Param
No.
TtQH
TtQL
TtQP
T
CKEXTMRL
POSCNT
Symbol
These parameters are characterized but not tested in manufacturing.
QEB
QEI MODULE EXTERNAL CLOCK TIMING CHARACTERISTICS
TxCK High Time
TxCK Low Time
TxCK Input Period Synchronous,
Delay from External TxCK Clock
Edge to Timer Increment
Characteristic
Synchronous,
with prescaler
with prescaler
with prescaler
Synchronous,
TQ10
(1)
Confidential
Standard Operating Conditions: 2.5V to 5.5V
(unless otherwise stated)
Operating temperature
TQ15
2 * T
T
T
0.5 T
CY
CY
Min
CY
+ 20
+ 20
dsPIC30F4011/4012
CY
+ 40
TQ11
Typ
—
—
—
—
-40°C ≤ T
-40°C ≤ T
1.5 T
Max
—
—
—
CY
A
A
TQ20
≤ +85°C for Industrial
≤ +125°C for Extended
Units
ns
ns
ns
ns
Must also meet
parameter TQ15
Must also meet
parameter TQ15
DS70135E-page 189
Conditions