Microchip Technology MA300015 Data Sheet
dsPIC30F6010A/6015
DS70150E-page 194
© 2011 Microchip Technology Inc.
FIGURE 24-7:
TIMER1, 2, 3, 4 AND 5 EXTERNAL CLOCK TIMING CHARACTERISTICS
Note: Refer to
for load conditions.
Tx11
Tx15
Tx10
Tx20
TMRX
OS60
TxCK
TABLE 24-23: TIMER1 EXTERNAL CLOCK TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.5V to 5.5V
(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
Min
Typ
Max
Units
Conditions
TA10
T
TX
H
TxCK High Time
Synchronous,
no prescaler
no prescaler
0.5 T
CY
+ 20
—
—
ns
Must also meet
parameter TA15
parameter TA15
Synchronous,
with prescaler
with prescaler
10
—
—
ns
Asynchronous
10
—
—
ns
TA11
T
TX
L
TxCK Low Time
Synchronous,
no prescaler
no prescaler
0.5 T
CY
+ 20
—
—
ns
Must also meet
parameter TA15
parameter TA15
Synchronous,
with prescaler
with prescaler
10
—
—
ns
Asynchronous
10
—
—
ns
TA15
T
TX
P
TxCK Input Period Synchronous,
no prescaler
T
CY
+ 10
—
—
ns
—
Synchronous,
with prescaler
with prescaler
Greater of:
20 ns or
(T
CY
+ 40)/N
—
—
—
N = prescale
value
(1, 8, 64, 256)
value
(1, 8, 64, 256)
Asynchronous
20
—
—
ns
—
OS60
Ft1
SOSC1/T1CK oscillator input
frequency range (oscillator enabled
by setting bit TCS (T1CON, bit 1))
frequency range (oscillator enabled
by setting bit TCS (T1CON, bit 1))
DC
—
50
kHz
—
TA20
T
CKEXTMRL
Delay from External TxCK Clock
Edge to Timer Increment
Edge to Timer Increment
0.5 T
CY
—
1.5 T
CY
—
—
Note:
Timer1 is a Type A.