DYNAMIC ELECTRICAL CHARACTERISTICS BUS TRANSM" />
參數(shù)資料
型號(hào)： MCZ33781EKR2
廠商： Freescale Semiconductor
文件頁(yè)數(shù)： 2/44頁(yè)
文件大小： 0K
描述： IC MASTER DSI 2.02 DIFF 32-SOIC
標(biāo)準(zhǔn)包裝： 1,000
應(yīng)用： 車(chē)載系統(tǒng)
接口： SPI
電源電壓： 4.75 V ~ 5.25 V
封裝/外殼： 32-BSOP（0.295"，7.50mm 寬）裸露焊盤(pán)
供應(yīng)商設(shè)備封裝： 32-SOICW 裸露焊盤(pán)
包裝： 帶卷 (TR)
安裝類型： 表面貼裝
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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