2004 Microchip Technology Inc.
Advance Information
DS70119B-page 183
dsPIC30F6010
FIGURE 24-8:
TYPE A, B AND C TIMER EXTERNAL CLOCK TIMING CHARACTERISTICS
TABLE 24-19: TYPE A TIMER EXTERNAL CLOCK TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.5V to 5.5V
(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
TA11
T
TX
H
TxCK High Time
Synchronous,
no prescaler
0.5 T
CY
+ 20
—
—
ns
Must also meet
parameter TA15
Synchronous,
with prescaler
10
—
—
ns
Asynchronous
10
—
—
ns
TA10
T
TX
L
TxCK Low Time
Synchronous,
no prescaler
0.5 T
CY
+ 20
—
—
ns
Must also meet
parameter TA15
Synchronous,
with prescaler
10
—
—
ns
Asynchronous
10
—
—
ns
TA15
T
TX
P
TxCK Input Period Synchronous,
no prescaler
T
CY
+ 10
—
—
ns
Synchronous,
with prescaler
Greater of:
20 ns or
(T
CY
+ 40)/N
—
—
—
N = prescale
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))
DC
—
50
kHz
TA20
T
CKEXTMRL
Delay from External TQCK Clock
Edge to Timer Increment
2 T
OSC
6 T
OSC
—
Note:
Timer1 is a Type A.
Note:
Refer to Figure 24-3 for load conditions.
Tx1
Tx15
Tx1
Tx2
TMRX
OS60
TxCK
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