参数资料
型号: MC34911G5AC
厂商: Freescale Semiconductor
文件页数: 16/92页
文件大小: 0K
描述: IC SYSTEM BASIS CHIP LIN 32-LQFP
标准包装: 250
应用: 系统基础芯片
电流 - 电源: 4.5mA
电源电压: 5.5 V ~ 27 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-LQFP
供应商设备封装: 32-LQFP(7x7)
包装: 托盘
MC33911G5AC/MC3433911G5AC
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Table 4. Dynamic Electrical Characteristics
Characteristics noted under conditions 5.5 V ?? V SUP ? 18 V, -40°C ? T A ? 125°C for the 33911 and -40°C ? T A ? 85°C for the
34911, unless otherwise noted. Typical values noted reflect the approximate parameter mean at T A = 25°C under nominal
conditions, unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
SPI INTERFACE TIMING (SEE Figure 13 , PAGE 23 )
SPI Operating Frequency
SCLK Clock Period
f SPIOP
t PS CLK
250
4.0
N/A
MHz
ns
SCLK Clock High
Time (44)
t W SCLKH
110
N/A
ns
SCLK Clock Low Time
t W SCLKL
110
N/A
ns
Falling Edge of CS to Rising Edge of
SCLK (44)
t LEAD
100
N/A
ns
Falling Edge of SCLK to CS Rising
Edge (44)
t LAG
100
N/A
ns
MOSI to Falling Edge of SCLK
t SISU
40
N/A
ns
Falling Edge of SCLK to
MOSI (44)
t SIH
40
N/A
ns
MISO Rise
Time (44)
t RSO
ns
C L = 220 pF
MISO Fall Time (44)
C L = 220 pF
Time from Falling or Rising Edges of CS to: (44)
t FSO
40
40
ns
ns
- MISO Low-impedance
- MISO High-impedance
Time from Rising Edge of SCLK to MISO Data Valid
0.2 x V DD ? MISO ? 0.8 x V DD , C L = 100 pF
t SOEN
t SODIS
t VALID
0.0
0.0
0.0
50
50
75
ns
RST OUTPUT PIN
Reset Low-level Duration After V DD High (see Figure 12 , page 23 )
Reset Deglitch Filter Time
t RST
t RSTDF
0.65
350
1.0
480
1.35
900
ms
ns
WINDOW WATCHDOG CONFIGURATION PIN (WDCONF)
Watchdog Time Period (45)
t PWD
ms
External Resistor R EXT = 20 k ? (1%)
External Resistor R EXT = 200 k ? (1%)
Without External Resistor R EXT (WDCONF Pin Open)
8.5
79
110
10
94
150
11.5
108
205
Notes
44. This parameter is guaranteed by process monitoring but not production tested.
45. Watchdog timing period calculation formula: t PWD [ms] = [0.466 * (R EXT - 20)] + 10 with (R EXT in k ??
33911
Analog Integrated Circuit Device Data ?
16
Freescale Semiconductor
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