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Microchip Technology TDGL019 Data Sheet

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PIC32MX1XX/2XX
DS60001168F-page 262
© 2011-2014 Microchip Technology Inc.
FIGURE 29-7:
INPUT CAPTURE (CAPx) TIMING CHARACTERISTICS     
TABLE 29-22: TIMER2, 3, 4, 5 EXTERNAL CLOCK TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature
-40°C 
≤ T
A
 
≤ +85°C for Industrial 
-40°C 
≤ T
A
 
≤ +105°C for V-temp
Param.
No.
Symbol
Characteristics
(1)
Min.
Max. Units
Conditions
TB10
T
TX
H
TxCK
High Time
Synchronous, with 
prescaler
[(12.5 ns or 1 T
PB
)/N]
 + 25 ns
—
ns
Must also meet 
parameter 
TB15
N = prescale 
value 
(1, 2, 4, 8, 
16, 32, 64, 
256)
TB11
T
TX
L
TxCK
Low Time
Synchronous, with 
prescaler
[(12.5 ns or 1 T
PB
)/N]
 + 25 ns
—
ns
Must also meet 
parameter 
TB15
TB15
T
TX
P
TxCK 
Input 
Period
Synchronous, with 
prescaler
[(Greater of [(25 ns or 
2 T
PB
)/N] + 30 ns
—
ns
V
DD
 > 2.7V
[(Greater of [(25 ns or 
2 T
PB
)/N] + 50 ns
—
ns
V
DD
 < 2.7V
TB20
T
CKEXTMRL
Delay from External TxCK 
Clock Edge to Timer Increment
—
1
T
PB
—
Note 1:
These parameters are characterized, but not tested in manufacturing.
ICx
IC10
IC11
IC15
Note:
 Refer to 
 for load conditions.
TABLE 29-23: INPUT CAPTURE MODULE TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature
-40°C 
≤ T
A
 
≤ +85°C for Industrial 
-40°C 
≤ T
A
 
≤ +105°C for V-temp
Param.
No.
Symbol
Characteristics
(1)
Min.
Max.
Units
Conditions
IC10
T
CC
L
ICx Input Low Time
[(12.5 ns or 1 T
PB
)/N]
 + 25 ns
—
ns
Must also 
meet 
parameter 
IC15.
N = prescale 
value (1, 4, 16) 
IC11
T
CC
H
ICx Input High Time
[(12.5 ns or 1 T
PB
)/N]
 + 25 ns
—
ns
Must also 
meet 
parameter 
IC15.
IC15
T
CC
P
ICx Input Period
[(25 ns or 2 T
PB
)/N]
 + 50 ns
—
ns
—
Note 1:
These parameters are characterized, but not tested in manufacturing.