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参数资料
型号： MCZ33797EK
厂商： Freescale Semiconductor
文件页数： 3/36页
文件大小： 0K
描述： IC SQUIB DRIVER 4-CH 32-SOIC
标准包装： 42
系列： *
应用： *
接口： *
电源电压： *
封装/外壳： 32-SOIC（0.295"，7.50mm 宽）
供应商设备封装： 32-SOIC
包装： 管件
安装类型： 表面贴装
Analog Integrated Circuit Device Data
Freescale Semiconductor
11
33797
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Voltage Threshold for SQB_LO or SQB_HI Shorted to Ground with an Open
Squib using $C3 Command
RSQUIB = Open
VTHSG_SO
1.3
1.8
2.0
V
DIAGNOSTICS FOR SQUIB CONTINUITY BETWEEN SENSE_XX AND SQB_LO_XX ($C2 COMMAND)
Current Threshold for SQUIB_LO_1A, 1B, 2A, and 2B Continuity Check for
Standard and Cross-coupled Conditions ($C2) SQUIB_LO_XXCONT (15)
7.0 V
VVDIAG_X 35 V
ITHSQB CON
150
–
350
A
DIAGNOSTICS FOR SQUIB SHORT BETWEEN FIRING LOOPS ($E0–$E3, $E8 COMMANDS)
Voltage Threshold for Standard Squib Connection
7.0 V
VVDIAG_X 35 V
VTHSQBNOM
1.0
1.4
2.0
V
Voltage Threshold for SQUIB_X Shorted to SQUIB_Y (1 or More Shorted
Conditions)
Short Between Squib Lines (Loops) (SQUIB_XX_SSQB_YY) (16)
VTHSSQB
1.0
1.4
2.0
V
VDIAG SUPPLY DIAGNOSTICS ($C0 COMMAND)
VDIAG Supply Voltage High Threshold
VDHI
15
17
19.0
V
VDIAG Supply Voltage Low Threshold
VDLO
5.7
6.5
7.2
V
VFIRE SUPPLY DIAGNOSTICS VFIRE_1B AND VFIRE_2B ($C5COMMAND)
VFIRE Supply Voltage High Threshold
VFDHI
15
17
19.0
V
VFIRE Supply Voltage Low Threshold
VFLO
5.7
6.5
7.2
V
VDIAG SUPPLY DIAGNOSTICS VDIAG_1 AND VDIAG_2 (ADDITIONAL VOLTAGE THRESHOLDS) ($C6 COMMAND)
VDIAG Supply Voltage Threshold 4
VVDIAG_X V4
29.8
32.8
38.5
V
VDIAG Supply Voltage Threshold 3
VVDIAG_X V3
25.5
27.7
30.5
V
VDIAG Supply Voltage Threshold 2
VVDIAG_X V2
20.5
22.6
26.5
V
VDIAG Supply Voltage Threshold 1
VVDIAG_X V1
16
18.4
21.0
V
VFIRE_RTN DIAGNOSTICS ($C9 COMMAND)
R_RTN1 Short-to-Ground Threshold (Open Ground Connection)
RRTN1
0.15
–
0.6
R_RTN2 Short-to-Ground Threshold (Open Ground Connection)
RRTN2
0.15
–
0.6
HIGH SIDE SAFING SENSOR DIAGNOSTICS ($C0 COMMAND)
R_HS Valid Resistor Range
15 V
VVDIAG_X 35 V
RHS
4.1
5.1
6.1
k
R_HS Open Threshold
15 V
VVDIAG_X 35 V
RHSO
6.1
7.2
9.0
k
Notes
15
XX = 1A, 1B, 2A, or 2B
16
XX and YY = 1A, 1B, 2A, or 2B
Table 4. Static Electrical Characteristics (continued)
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 = 10 k ±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
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