參數(shù)資料
型號(hào): MCZ33781EK
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PDSO32
封裝: 0.65 MM, LEAD FREE, SOIC-32
文件頁(yè)數(shù): 2/44頁(yè)
文件大?。?/td> 940K
代理商: MCZ33781EK
Analog Integrated Circuit Device Data
10
Freescale Semiconductor
33781
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
BUS TRANSMITTER
Idle-to-Signal and Signal-to-Idle Slew Rate(13)
tSLEW(IDLE)
3.0
6.0
8.0
V/
μs
Signal High-to-Low and Signal Low-to-High Slew
Rate(13),(14) (See Data Valid DSIS to DnD Timing)
tSLEW(SIGNAL)
3.0
6.0
8.0
V/
μs
Communication Data Rate Capability(14) (Ensured by
Transmitter Data
Valid and Receiver Delay Measurements)
Data Rate(before frequency spreading)
DRATE
77.1
200
kbps
Signal Bit Time (1 / DRATE)
The Max value depends on the settings in the FSEL bits
tBIT
5.0
μs
DBUS Start Delay, CS0 Rising Edge to DBUS(14)
note: DLY is the inter-message delay selected in the
DnCTRL register
tDBUSSTART2 2/3tBIT + (DLY-2) * tBIT
5/3tBIT + (DLY-2) *
tBIT
μs
Data Valid(13)
DSIF = 0.5 * VCC to DnD Fall = 5.5 V (9V < VSUPn < 40V)
DSIS = 0.5 * VCC to DnD Fall = 2.8V (9V < VSUPn < 40V)
DSIS = 0.5 * VCC to DnD Rise = 3.2V (9V < VSUPn < 40V)
DSIF = 0.5 * VCC to DnD Rise = 6.5 V (9V < VSUPn < 40V)
tDVLD1
tDVLD2
tDVLD3
tDVLD4
5.3
1.0
1.0
1.0
μs
Signal mode Over-current Shutdown Delay(14)
tOC
3.0
5.0
7.0
μs
Signal Low Time for Logic Zero
33.3% Duty Cycle
(2/3*tBIT) + 10% for threshold delta
t0LO
0.6 * tBIT
2/3 *
tBIT
0.73 * tBIT
μs
Signal Low Time for Logic One
66.7% Duty Cycle
(1/3*tBIT) + 10% for threshold delta
t1LO
0.3 * tBIT
1/3 *
tBIT
0.37 * tBIT
μs
Notes
13.
C = 2.8nF from DnH to DnL and 2.2nF from DnH and DnL to GND, capacitor tolerance = ±10%.
14.
Not measured in production.
Table 4. Dynamic Electrical Characteristics (continued)
Characteristics noted under conditions 4.75V
≤ VCC ≤ 5.25V, 9.0V ≤ VSUPn ≤ 25V,-40°C ≤ TA 90°C, unless otherwise
noted. Voltages relative to GND, unless otherwise noted. Typical values noted reflect the approximate mean values of the
parameter at TA = 25°C under nominal conditions, unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
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