參數(shù)資料
型號: 25C256
廠商: Microchip Technology Inc.
英文描述: 256K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,256K位,SPI總線串行EEPROM)
中文描述: 256K 5.0V SPI總線串行EEPROM(4.5?5.5V的,256K位和SPI總線串行EEPROM的)
文件頁數(shù): 142/170頁
文件大?。?/td> 4191K
代理商: 25C256
PIC16F62X
DS40300C-page 140
Preliminary
2003 Microchip Technology Inc.
TABLE 17-7:
TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
FIGURE 17-11:
CAPTURE/COMPARE/PWM TIMINGS
Param
No.
Sym
Characteristic
Min
Typ Max Units
Conditions
40*
Tt0H
T0CKI High Pulse Width
No Prescaler
With Prescaler
No Prescaler
With Prescaler
0.5T
CY
+ 20
10
0.5T
CY
+ 20
10
Greater of:
T
CY
+ 40
N
0.5T
CY
+ 20
15
25
30
50
0.5T
CY
+ 20
15
25
30
50
Greater of:
T
CY
+ 40
N
Greater of:
T
CY
+ 40
N
60
100
DC
ns
ns
ns
ns
ns
41*
Tt0L
T0CKI Low Pulse Width
42*
Tt0P
T0CKI Period
N = prescale value
(2, 4, ..., 256)
45*
Tt1H
T1CKI High
Time
Synchronous, No Prescaler
Synchronous,
with Prescaler
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
16F62X
16LF62X
16F62X
16LF62X
Asynchronous
46*
Tt1L
T1CKI Low Time Synchronous, No Prescaler
Synchronous,
with Prescaler
16F62X
16LF62X
16F62X
16LF62X
16F62X
Asynchronous
47*
Tt1P
T1CKI input
period
Synchronous
N = prescale value
(1, 2, 4, 8)
16LF62X
Asynchronous
16F62X
16LF62X
200
ns
ns
kHz
Ft1
Timer1 oscillator input frequency range
(oscillator enabled by setting bit T1OSCEN)
TCKEZtmr1 Delay from external clock edge to timer
increment
These parameters are characterized but not tested.
48
2Tosc
7Tosc
*
Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not
tested.
(CAPTURE MODE)
50
51
52
53
54
RB3/CCP1
(COMPARE OR PWM MODE)
RB3/CCP1
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