參數(shù)資料
型號(hào): PC9RS08LE4CWL
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 8/28頁(yè)
文件大?。?/td> 0K
描述: MCU 8BIT 4K FLASH W/ LCD 28-SOIC
標(biāo)準(zhǔn)包裝: 26
系列: RS08
核心處理器: RS08
芯體尺寸: 8-位
速度: 20MHz
連通性: SCI
外圍設(shè)備: LCD,LVD,POR,PWM,WDT
輸入/輸出數(shù): 26
程序存儲(chǔ)器容量: 4KB(4K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
包裝: 托盤
MC9RS08LE4 MCU Data Sheet, Rev. 3
External Oscillator (XOSC) Characteristics
Freescale Semiconductor
16
3.8
External Oscillator (XOSC) Characteristics
Refer to Figure 12 for crystal or resonator circuit.
Figure 12. Typical Crystal or Resonator Circuit
Table 9. External Oscillator Specifications (Temperature Range = –40 to 85
°C Ambient)
Num
C
Characteristic
Symbol
Min
Typical1
1 Data in Typical column was characterized at 3.0 V, 25 °C or is typical recommended value.
Max
Unit
1D
Oscillator crystal or resonator (EREFS = 1)
Low range, ( IREFS = x)
High range, FLL bypassed external
(CLKS = 10, IREFS = x)
High range, FLL engaged external
(CLKS = 00, IREFS = 0)
flo
fhi_byp
fhi_eng
32
1
38.4
5
kHz
MHz
2
D
Load capacitors
C1
C2
See Note 2
2 See crystal or resonator manufacturer’s recommendation.
3D
Feedback resistor
Low range (32 kHz to 100 kHz)
High range (1 MHz to 16 MHz)
RF
10
1
M
Ω
4D
Series resistor
Low range
Low Gain (HGO = 0)
High Gain (HGO = 1)
High range
Low Gain (HGO = 0)
High Gain (HGO = 1)
≥ 8 MHz
4 MHz
1 MHz
RS
0
100
0
10
20
k
Ω
5D
Crystal start-up time 3, 4
Low range
High range
3 This parameter is characterized and not tested on each device.
4 Proper PC board layout procedures must be followed to achieve specifications.
t
CSTL
t
CSTH
500
4
ms
XOSC
EXTAL
XTAL
Crystal or Resonator
RS
C2
RF
C1
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