参数资料
型号: MC33797
厂商: 飞思卡尔半导体(中国)有限公司
英文描述: Four Channel Squib Driver IC
中文描述: 四通道爆管驱动IC
文件页数: 4/32页
文件大小: 639K
代理商: MC33797
Analog Integrated Circuit Device Data
12
Freescale Semiconductor
33797
DYNAMIC ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Table 5. Dynamic Electrical Characteristics
Characteristics noted under conditions 4.75 V VDD 5.25 V; 7.0 V VVFIRE_XX 35 V; VVDIAG_X = VVFIRE_XX; FEN 1 = FEN 2
= VDD; RR_LIMIT_X =10k ±1%, RR_DIAG = 10 k ±1%, -40°C TA +85°C, GND = 0 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
SERIAL INTERFACE
CLK Cycle Time (1/FCLK) (19)
tCYC
200
ns
CLK High Time (19)
VCLK > VDD x 70%
tHI
34
ns
CLK Low Time (19)
VCLK < VDD x 20%
tLO
34
ns
Clock Rise Time (19)
VCLK = 20% VDD to 70% VDD, CLOAD = 100 pF
tRISE
20
ns
Clock Fall Time (19)
VCLK = 70% VDD to 20% VDD, CLOAD = 100 pF
tFALL
20
ns
Data Out Rise Time (20)
VDO = 20% VDD to 70% VDD, CLOAD = 100 pF
tR
20
ns
Data Out Fall Time (20)
VDO = 70% VDD to 20% VDD, CLOAD = 100 pF
tF
20
ns
Chip Select Setup Time (20)
CSB
Before CLK
tLEAD
62
ns
Chip Select Hold Time (20)
CLK
Before CSB
tLAG
62
ns
Data In Setup Time (20)
D1 Valid Before CLK
tSU
30
ns
Data In Hold Time (20)
D1 Hold Time After CLK
tH
30
ns
Data Out Access Time (20)
CSB
to D0 Valid
tA
62
ns
Data Out Disable Time (20)
CSB
↑ to D0 HI-Z
tDIS
62
ns
Data Out Valid Time (20)
CLK
↑ to D0 Valid, CLOAD = 100 pF
tV
75
ns
Data Out Hold Time (20)
D0 held After CLK
tHO
0.0
ns
Diagnostic Delay Time (Between Two Successive Commands)
tDIAG
2.5
s
Notes
19.
Determined by Design
20.
Guaranteed by Characterization
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