参数资料
型号: MC33972ATEW
厂商: Freescale Semiconductor
文件页数: 29/32页
文件大小: 0K
描述: IC SWITCH DETECT SPI 32-SOIC
标准包装: 42
应用: 开关监控
接口: SPI 串行
电源电压: 3.1 V ~ 5.25 V
封装/外壳: 32-BSSOP 裸露焊盘
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
6
Freescale Semiconductor
33972
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 4. Static Electrical Characteristics
Characteristics noted under conditions 3.1 V
≤ VDD ≤ 5.25 V, 8.0 V ≤ VPWR ≤ 16 V, -40 °C ≤ TC ≤ 125 °C, unless otherwise
noted.(7) Where applicable, typical values reflect the parameter’s approximate average value with VPWR = 13 V, TA = 25 °C.
Characteristic
Symbol
Min
Typ
Max
Unit
POWER INPUT
Supply Voltage
Supply Voltage Range Quasi-functional(8)
Fully Operational
Supply Voltage Range Quasi-functional(8)
VPWR(QF)
VPWR(FO)
VPWR(QF)
5.5
8.0
26
8.0
26
38/40
V
Supply Current
All Switches Open, Normal Mode, Tri-state Disabled
IPWR(ON)
2.0
4.0
mA
Sleep State Supply Current
Scan Timer = 64 ms, Switches Open
IPWR(SS)
40
70
100
μA
Logic Supply Voltage
VDD
3.1
5.25
V
Logic Supply Current
All Switches Open, Normal mode
IDD
0.25
0.5
mA
Sleep State Logic Supply Current
Scan Timer = 64 ms, Switches Open
IDD(SS)
10
20
μA
SWITCH INPUT
Pulse Wetting Current Switch-to-Battery (Current Sink)
IPULSE
12
15
18
mA
Pulse Wetting Current Switch-to-Ground (Current Source)
IPULSE
12
16
18
mA
Sustain Current Switch-to-Battery Input (Current Sink)
ISUSTAIN
1.8
2.0
2.2
mA
Sustain Current Switch-to-Ground Input (Current Source)
ISUSTAIN
1.8
2.0
2.2
mA
Sustain Current Matching Between Channels on Switch-to-Ground I/Os
IMATCH
2.0
4.0
%
Input Offset Current When Selected as Analog
IOFFSET
-2.0
1.4
2.0
μA
Input Offset Voltage When Selected as Analog
V(SP&SGINPUTS) to AMUX Output
VOFFSET
-10
2.5
10
mV
Analog Operational Amplifier Output Voltage
Sink 250
μA
VOL
10
30
mV
Analog Operational Amplifier Output Voltage
Source 250
μA
VOH
VDD -0.1
V
Switch Detection Threshold
VTH
3.70
4.0
4.3
V
Switch Input Voltage Range
33972
33972A
VIN
-14
38
40
V
Temperature Monitor(9), (10)
TLIM
155
185
°C
Temperature Monitor Hysteresis(10)
TLIM(HYS)
5.0
10
15
°C
Notes
7.
TC is the TCASE of the package
8.
Device operational. Table parameters may be out of specification.
9.
Thermal shutdown of 16 mA pull-up and pulldown current sources only. 2.0 mA current source/sink and all other functions remain active.
10.
This parameter is guaranteed by design but is not production tested.
ISUS(MAX) - ISUS(MIN)
ISUS(MIN)
X 100
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