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參數(shù)資料
| 型號(hào)： | MCZ33797EKR2 |
| 廠商： | Freescale Semiconductor |
| 文件頁(yè)數(shù)： | 31/36頁(yè) |
| 文件大小： | 0K |
| 描述： | IC SQUIB DRIVER 2CHAN 32-SOIC |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 系列： | * |
| 應(yīng)用： | * |
| 接口： | * |
| 電源電壓： | * |
| 封裝/外殼： | 32-SOIC（0.295"，7.50mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 32-SOIC |
| 包裝： | 帶卷 (TR) |
| 安裝類型： | 表面貼裝 |
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Analog Integrated Circuit Device Data
4
Freescale Semiconductor
33797
PIN CONNECTIONS
PIN CONNECTIONS
Figure 3. Pin Function Description
Table 2. Pin Function Description
Pin
Pin Name
Pin Function
Formal Name
Pin Description
1
SQB_LO_1A
Output
Squib Lo 1A
Drain of the low side switch that connects to the low pin of
Squib_1A
2
SENSE_1A
Input
Squib Sense 1A
Used during standard applications involving a four channel squib
driver IC or during cross-coupling applications involving two four
channel squib driver ICs (squib driver IC #1 and squib driver IC
#2).
3
MOSI
Input
Data Input 1
Serial data input for SPI interface.
4
CLK
Input
Serial Clock
Serial clock input for SPI interface.
5
SQB_HI_1A
Output
Squib Hi 1A
Drain of the high side switch that connects to the low pin of
Squib_1A
6
VFIRE_1A
Supply
Squib Firing Supply
1A
Firing supply pin for Squib_1A.
7
VDIAG_1
Input
Squib Diagnostic 1A
and 1A
Diagnostic pin for high side safing sensor for squibs 1A and 1B
and the VFIRE supply voltage.
8
GND
Ground
Device Ground
Device ground pin for internal logic and diagnostic circuitry.
9
MISO
Output
Data Output 0
Serial data output for SPI interface.
10
VDD
Input
Logic Power
Device power pin for internal logic and diagnostic circuitry.
11
VFIRE_1B
Supply
Squib Firing Supply
1B
Firing supply pin for Squib_1B.
12
SQB_HI_1B
Output
Squib Hi 1B
Drain of the high side switch that connects to the low pin of
Squib_1B
13
FEN_1
Input
FET Driver 1A and 1B Active high input signal to enable operation of the squib_1A and
Squib_1BFET drivers.
14
R_LIMIT_1
Output
Limit Resistor - 1A
and 1B
External resistor to ground is used to set current limit for
Squib_1A and squib_1B FET drivers.
15
SENSE_1B
Input
Squib Sense 1B
Used during standard applications involving a four channel squib
driver IC and during cross-coupling applications involving two
four channel squib driver ICs (squib driver IC #1 and squib driver
IC #2).
SQB_LO_2A
1
SQB_HI_2A
VFIRE_2A
VDIAG_2
VFIRE_RTN
R_DIAG
VFIRE_2B
SQB_HI_2B
FEN_2
SENSE_2B
SQB_LO_2B
R_LIMIT_2
RST
SENSE_2A
CS
SQB_LO_1A
SQB_HI_1A
VFIRE_1A
VDIAG_1
GND
MISO
VDD
VFIRE_1B
SQB_HI_1B
FEN_1
SENSE_1B
SQB_LO_1B
R_LIMIT_1
CLK
SENSE_1A
MOSI
8
9
10
11
12
13
14
15
16
3
4
5
6
7
2
32
25
24
23
22
21
20
19
18
17
30
29
28
27
26
31
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