PIC24HJ64GP206A-I Datasheet, PDF (255/304 Pages) Microchip Technology – High-Performance,16-bit Microcontrollers

PIC24HJXXXGPX06A/X08A/X10A
TABLE 24-23: TIMER2, 4, 6 AND 8 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
-40°C  TA  +125°C for Extended
Param
No.
Symbol
Characteristic
Min
Typ Max Units Conditions
TB10
TB11
TB15
TB20
TtxH
TtxL
TtxP
TCKEXT-
MRL
TxCK High Time Synchronous, 0.5 TCY + 20 —
—
no prescaler
Synchronous,
10
with prescaler
—
—
TxCK Low Time Synchronous, 0.5 TCY + 20 —
—
no prescaler
Synchronous,
10
with prescaler
—
—
TxCK Input
Period
Synchronous, TCY + 40
—
—
no prescaler
Synchronous, Greater of:
with prescaler 20 ns or
(TCY + 40)/N
Delay from External TxCK Clock
Edge to Timer Increment
0.5 TCY
— 1.5 TCY
ns Must also meet
parameter TB15
ns
ns Must also meet
parameter TB15
ns
ns N = prescale
value
(1, 8, 64, 256)
—
—
TABLE 24-24: TIMER3, 5, 7 AND 9 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
-40°C  TA  +125°C for Extended
Param
No.
Symbol
Characteristic
Min
Typ Max Units Conditions
TC10 TtxH
TxCK High Time Synchronous 0.5 TCY + 20 —
—
ns Must also meet
parameter TC15
TC11 TtxL
TxCK Low Time Synchronous 0.5 TCY + 20 —
—
ns Must also meet
parameter TC15
TC15 TtxP
TxCK Input Period Synchronous,
TCY + 40
—
—
ns N = prescale
no prescaler
value
Synchronous, Greater of:
(1, 8, 64, 256)
with prescaler
20 ns or
(TCY + 40)/N
TC20 TCKEXTMRL Delay from External TxCK Clock
0.5 TCY
— 1.5 —
—
Edge to Timer Increment
TCY
 2009 Microchip Technology Inc.
Preliminary
DS70592B-page 255