DSPIC30F3011 Microchip Technology Inc., DSPIC30F3011 Datasheet - Page 179

• Manufacturer Part Number: DSPIC30F3011
• Description: Dspic30f3010/3011 Enhanced Flash 16-bit Digital Signal Controller
• Manufacturer: Microchip Technology Inc.

FIGURE 23-7:
TABLE 23-22: TIMER1 EXTERNAL CLOCK TIMING REQUIREMENTS
© 2007 Microchip Technology Inc.
AC CHARACTERISTICS
TA10
TA11
TA15
OS60
TA20
Param
Note: Refer to Figure 23-2 for load conditions.
No.
T
T
T
Ft1
T
TxCK
CKEXTMRL
TX
TX
TX
Symbol
TMRX
H
L
P
TIMER 1, 2, 3, 4 AND 5 EXTERNAL CLOCK TIMING CHARACTERISTICS
TxCK High Time
TxCK Low Time
TxCK Input Period Synchronous,
SOSC1/T1CK oscillator input
frequency range (oscillator enabled
by setting bit TCS (T1CON, bit 1))
Delay from External TxCK Clock
Edge to Timer Increment
Characteristic
Synchronous,
no prescaler
Synchronous,
with prescaler
Asynchronous
Synchronous,
no prescaler
Synchronous,
with prescaler
Asynchronous
no prescaler
Synchronous,
with prescaler
Asynchronous
Tx10
Confidential
Standard Operating Conditions: 2.5V to 5.5V
(unless otherwise stated)
Operating temperature
Tx15
OS60
0.5 T
0.5 T
(T
Greater of:
T
CY
20 ns or
0.5 T
CY
Min
DC
CY
10
10
CY
10
10
20
+ 40)/N
dsPIC30F3010/3011
Tx11
+ 10
CY
+ 20
+ 20
Typ
—
—
—
—
—
—
—
—
—
—
-40°C ≤ T
-40°C ≤ T
Max
T
1.5
50
—
—
—
—
—
—
—
—
—
CY
A
A
Tx20
≤ +85°C for Industrial
≤ +125°C for Extended
Units
kHz
ns
ns
ns
ns
ns
ns
ns
—
ns
—
Must also meet
parameter TA15
Must also meet
parameter TA15
N = prescale value
(1, 8, 64, 256)
DS70141D-page 177
Conditions