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參數(shù)資料
| 型號： | ISL8703IBZT |
| 廠商： | INTERSIL CORP |
| 元件分類： | 數(shù)字信號處理外設 |
| 英文描述： | DSP-ADDRESS SEQUENCER, PDSO14 |
| 封裝： | PLASTIC, MS-012AB, SOIC-14 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 351K |
| 代理商： | ISL8703IBZT |
2
FN9250.0
March 14, 2006
Absolute Maximum Ratings
Thermal Information
VIN, ENABLE(#), FAULT . . . . . . . . . . . . . . . . . . . . . . . 27V, to -0.3V
ISL8702 VIN, ENABLE(#), FAULT . . . . . . . . . . . . . . . . 14V, to -0.3V
TIME, TB, TC, TD, UV, OV . . . . . . . . . . . . . . . . . . . . . +6V, to -0.3V
SEQ_EN(#) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VIN+0.3V, to -0.3V
ENABLE, ENABLE # Output Current . . . . . . . . . . . . . . . . . . . 10mA
Operating Conditions
Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to 85°C
Supply Voltage Range (Nominal). . . . . . . . . . . . . . . . . . 2.5V to 24V
ISL8702 Supply Voltage Range (Nominal) . . . . . . . . . . 2.5V to 12V
Thermal Resistance (Typical, Note 3)
θJA (°C/W)
14 Ld SOIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
130
Maximum Junction Temperature (Plastic Package) . . . . . . . . 150°C
Maximum Storage Temperature Range . . . . . . . . . . . -65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300°C
(SOIC Lead Tips Only)
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
3.
θJA is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Electrical Specifications
Nominal VIN = 2.5V to +24V, TA = TJ = -40°C - 85°C, Unless Otherwise Specified.
ISL8702 VIN = 2.5V to +12V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
UV AND OV INPUTS
UV/OV Rising Threshold
VUVRvth
1.16
1.21
1.28
V
UV/OV Falling Threshold
VUVFvth
1.06
1.10
1.18
V
UV/OV Hysteresis
VUVhys
VUVRvth - VUVFvth
-104
-
mV
UV/OV Input Current
IUV
-10
-
nA
TIME, ENABLE/ENABLE# OUTPUTS
TIME Pin Charging Current
ITIME
-2.6
-
A
TIME Pin Threshold
VTIME_VTH
1.9
2.0
2.25
V
Time from VIN Valid to ENABLE_A
tVINSEQpd
SEQ_EN = high, CTIME = open
-
30
-
s
tVINSEQpd_10 SEQ_EN = high, CTIME = 10nF
-
7.7
-
ms
tVINSEQpd500 SEQ_EN = high, CTIME = 500nF
-
435
-
ms
Time from VIN Invalid to Shutdown
tshutdown
UV or OV to simultaneous shutdown
-
1
s
ENABLE Output Resistance
REN
IENABLE = 1mA
-
100
-
ENABLE Output Low
Vol
IENABLE = 1mA
-
0.1
-
V
ENABLE Pull-down Current
Ipulld
ENABLE = 1V
10
15
-
mA
Delay to Subsequent ENABLE Turn-on/off
tdel_120
RTX = 120k
155
195
240
ms
tdel_3
RTX = 3k
3.5
4.7
6
ms
tdel_0
RTX = 0
-0.5
-
ms
SEQUENCE ENABLE AND FAULT I/O
VIN Valid to FAULT Low
tFLTL
15
30
50
s
VIN Invalid to FAULT High
tFLTH
-0.5
-
s
FAULT Pull-down Current
FAULT = 1V
10
15
-
mA
SEQ_EN Pull-up Voltage
VSEQ
SEQ_EN open
-
VIN
-V
SEQ_EN Low Threshold Voltage
VilSEQ_EN
--
0.3
V
SEQ_EN High Threshold Voltage
VihSEQ_EN
1.2
-
V
Delay to ENABLE_A Deasserted
tSEQ_EN_ENA SEQ_EN low to ENABLE_A low
-
0.2
1
s
ISL8700, ISL8701, ISL8702, ISL8703, ISL8704, ISL8705
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