参数资料
型号: MC33884
厂商: 飞思卡尔半导体(中国)有限公司
英文描述: Switch Monitor Interface(开关监控器接口)
中文描述: 开关显示器接口(开关监控器接口)
文件页数: 6/20页
文件大小: 331K
代理商: MC33884
6
STATIC ELECTRICAL CHARACTERISTICS
(Characteristics noted under conditions of 4.75 V
VDD
5.25 V, 9.0 V
VPWR
16 V, –40
°
C
TC
105
°
C, unless otherwise noted. Typical values, where applicable, reflect the parameter’s approximate
average value with VPWR = 13 V, TA = 25
°
C.)
Characteristic
Symbol
Min
Typ
Max
Units
POWER INPUT
Supply Voltage Range
Quasi–Functional (Note 1)
Fully Operational
VPWR(qf)
VPWR(fo)
5.5
7.0
7.0
26
V
Supply Current Normal Mode (IDD + IPWR) (All Switches Open)
IPWR(on)
100
300
A
Supply Current Sleep State (IDD(SS) + IPWR(on))
I(ss)
2.0
10
A
Supply Current Periodic Mode (Polling at 30–50 ms period)
(All Switches Open)
26
A
Logic Supply Voltage
VDD
VBG
4.75
5.25
V
Bandgap Voltage Output Pin (Tested with 130 k
±
0.1% resistor)
1.18
1.26
1.4
V
SWITCH INPUT
Pulse Wetting Current Switch to Battery
Iw(batt)
Iw(gnd)
Is(batt)
Is(gnd)
IT(swt)
7.5
14
25
mA
Pulse Wetting Current Switch to Ground
–7.5
–14
–25
mA
Sustain Current Switch to Battery
0.4
0.75
1.25
mA
Sustain Current Switch to Ground
–0.4
–0.75
–1.25
mA
Tri–State Input Current
–10
10
A
Switch Detection Threshold
Ith
Vin
3.25
3.75
4.75
V
Switch Input Voltage Range
–14
40
V
DIGITAL INTERFACE
Input Logic Voltage Thresholds (Note 2)
VIN(logic)
VOH(so)
VOL(so)
IT(so)
0.2 * VDD
3.5
0.7 * VDD
V
SO High State Output Voltage (IOH = 1 mA)
SO Low State Output Voltage (IOL = 1 mA)
SO Tri–State Leakage Current (CSB = 0.7 VDD, VSO = 0 to VDD)
V
0.4
V
–40
40
A
SI Pull–Down Current (SI = VDD)
ISI
5.0
35
A
SCLK Input Current (0 V = VDD)
ISCLK
–10
10
A
CSB Pull–Up Current (CSB = 0 V)
ICSB
–25
–5.0
A
RSTB Pull–Down Current (RSTB = 0 V)
IRSTB
5.0
35
A
INTB Low State Output Voltage (IOL = 0.5 mA)
Input Capacitance on SCLK, SI, Tri–State SO, CSB (Note 3)
VOL(INTB)
CIN
0.4
V
20
pF
NOTES:
1. SPI inputs and outputs are operational; Fault reporting may not be fully operational within this voltage range.
2. Upper and lower logic threshold voltage levels apply to SI, CSB, SCLK, RSTB, SYNC, MASL.
3. This parameter is guaranteed by design, but not production tested
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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