参数资料
型号: MCZ33784EF
厂商: Freescale Semiconductor
文件页数: 29/30页
文件大小: 0K
描述: IC SENSOR DBUS DSI 2.02 16-SOIC
标准包装: 48
类型: 传感器接口
输入类型: 模拟
输出类型: 数字
接口: 总线
电流 - 电源: 4mA
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC N
包装: 管件
Analog Integrated Circuit Device Data
8
Freescale Semiconductor
33784
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Table 4. Dynamic Electrical Characteristics
Characteristics noted under conditions -0.3V
≤ VBUSIN or VBUSOUT ≤ 30V, 6.0V ≤ VH_CAP ≤ 30V, -40°C ≤ TA ≤ 125°C,
AGND = 0V, unless otherwise noted. Typical values noted reflect the approximate parameter means at TA = 25°C under nominal
conditions, unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
Internal Oscillator Frequency
fOSC
9.0
10.0
11.0
MHz
Internal Oscillator Duty Cycle
DCOSC
45
50
55
%
Initialization to Bus Switches Close
tBS
50
μs
Communication Data Rate
DRATE
100
200
kbps
Loss of Signal Reset Time(9)
Maximum Time for BUSIN to Be Below Frame Threshold
tTO
2.0
4.0
ms
ADC Code Conversion Time(10)
tADC
20
μs
BUSIN Response Current Slew Rate
1.0mA to 9.0mA Transition Rise
9.0mA to 1.0mA Transition Fall
tITR_R
tITR_F
8.0
mA/
μs
BUSIN Timing to Response Current
BUSIN Negative Voltage Transition = 3.0V to IRSP = 7.0mA Rise
TA = -40°C
TA = +25°C
TA =+125°C
BUSIN Negative Voltage Transition = 3.0V to IRSP = 5.0mA Fall
tRSP_R
tRSP_F
2.5
3.0
2.5
μs
Bus Signal Duty Cycle(9)
Logic [0] (~ 1/3 + 20%)
Logic [1] (~ 2/3 + 20%)
DCL
DCH
25
54
33
67
40
80
%
I/O Transition Time (CLoad = 50pF)(9)
tTRIO
100
ns
I/O Delay from Input State Change to Status Register Valid(9)
tINDLYIO
300
ns
I/O Delay from DBUS Command to I/O Output State Change
tOUTDLYIO
11.5
15
μs
Delay from I/O1 Rising Edge to ADC Value = 3F8(9)
tADCDIS
300
ns
HCAP tPOR Mask
ON (rising edge)
OFF (falling edge)
tPORMASKHCAP
(ON)
tPORMASKHCAP
(OFF)
2.0
1.0
5.0
3.5
9.0
8.0
μs
REGOUT tPOR Mask
ON (rising edge)
OFF (falling edge)
tPORMASKREG
OUT(ON)
tPORMASKREG
OUT(OFF)
2.0
1.0
5.0
3.5
9.0
8.0
μs
Notes
9.
Assured by design.
10.
Assured by design. Conversion is started and completed during idle time.
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