參數(shù)資料
型號: 12C508
廠商: Microchip Technology Inc.
英文描述: Test Prod Wire; Conductor Size AWG:18; No. Strands x Strand Size:65 x 36; Jacket Color:Gray; Conductor Material:Copper; Jacket Material:Rubber; Leaded Process Compatible:Yes; Number of Conductors:1 RoHS Compliant: Yes
中文描述: 8引腳,8位CMOS微控制器
文件頁數(shù): 86/113頁
文件大?。?/td> 1604K
代理商: 12C508
PIC12C5XX
DS40139E-page 86
1999 Microchip Technology Inc.
13.6
Timing Diagrams and Specifications
FIGURE 13-2: EXTERNAL CLOCK TIMING - PIC12C508A, PIC12C509A, PIC12CR509A,
PIC12CE518, PIC12CE519, PIC12LC508A, PIC12LC509A, PIC12LCR509A,
PIC12LCE518 and PIC12LCE519
TABLE 13-2:
EXTERNAL CLOCK TIMING REQUIREMENTS - PIC12C508A, PIC12C509A,
PIC12CE518, PIC12CE519, PIC12LC508A, PIC12LC509A, PIC12LCR509A,
PIC12LCE518 and PIC12LCE519
AC Characteristics
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
0
°
C
T
A
+70
°
C (commercial),
–40
°
C
T
A
+85
°
C (industrial),
–40
°
C
T
A
+125
°
C (extended)
Operating Voltage V
DD
range is described in Section 13.1
Parameter
No.
Sym
Characteristic
Min
Typ
(1)
Max
Units
Conditions
F
OSC
External CLKIN Frequency
(2)
DC
4
MHz
XT osc mode
DC
200
kHz
LP osc mode
Oscillator Frequency
(2)
DC
4
MHz
EXTRC osc mode
0.1
4
MHz
XT osc mode
DC
200
kHz
LP osc mode
1
T
OSC
External CLKIN Period
(2)
250
ns
XT osc mode
5
ms
LP osc mode
Oscillator Period
(2)
250
ns
EXTRC osc mode
250
10,000
ns
XT osc mode
5
ms
LP osc mode
2
Tcy
Instruction Cycle Time
(3)
4/F
OSC
3
TosL, TosH
Clock in (OSC1) Low or High Time
50*
ns
XT oscillator
2*
ms
LP oscillator
4
TosR, TosF Clock in (OSC1) Rise or Fall Time
25*
ns
XT oscillator
50*
ns
LP oscillator
* These parameters are characterized but not tested.
Note 1:
Data in the Typical (“Typ”) column is at 5V, 25
°
C unless otherwise stated. These parameters are for design
guidance only and are not tested.
2: All specified values are based on characterization data for that particular oscillator type under standard oper-
ating conditions with the device executing code. Exceeding these specified limits may result in an unstable
oscillator operation and/or higher than expected current consumption.
When an external clock input is used, the “max” cycle time limit is “DC” (no clock) for all devices.
3: Instruction cycle period (T
CY
) equals four times the input oscillator time base period.
OSC1
Q4
Q1
Q2
Q3
Q4
Q1
1
3
3
4
4
2
相關(guān)PDF資料
PDF描述
12C508A Hookup/Lead Wire; Conductor Size AWG:18; No. Strands x Strand Size:65 x 36; Jacket Color:White; Conductor Material:Copper; Jacket Material:Rubber; Leaded Process Compatible:Yes; Number of Conductors:1; Outer Diameter:0.144" RoHS Compliant: Yes
12C509 Test Prod Wire; Conductor Size AWG:18; No. Strands x Strand Size:65 x 36; Jacket Color:White; Conductor Material:Copper; Jacket Material:Rubber; Leaded Process Compatible:Yes; Number of Conductors:1 RoHS Compliant: Yes
12C671 Test Prod Wire; Conductor Size AWG:18; No. Strands x Strand Size:65 x 36; Jacket Color:White; Conductor Material:Copper; Jacket Material:Rubber; Leaded Process Compatible:Yes; Number of Conductors:1 RoHS Compliant: Yes
12C672 Test Prod Wire; Conductor Size AWG:18; No. Strands x Strand Size:65 x 36; Jacket Color:Black; Conductor Material:Copper; Jacket Material:Rubber; Leaded Process Compatible:Yes; Number of Conductors:1; Outer Diameter:0.144" RoHS Compliant: Yes
12CE673 HookUp/Lead Wire; Conductor Size AWG:18; No. Strands x Strand Size:65 x 36; Jacket Color:Black; Conductor Material:Copper; Jacket Material:Rubber; Leaded Process Compatible:Yes; Number of Conductors:1; Outer Diameter:0.144" RoHS Compliant: Yes
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