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| 型号： | MC34710EWR2 |
| 厂商： | Freescale Semiconductor |
| 文件页数： | 7/18页 |
| 文件大小： | 0K |
| 描述： | IC PWR SUPPLY ADJ DUAL SW 32SOIC |
| 产品变化通告： | AMPD Product Discontinuation 12/Dec/2012 |
| 标准包装： | 1,000 |
| 应用： | 通用，监控器，序列 |
| 电流 - 电源： | 7.5mA |
| 电源电压： | 13 V ~ 32 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 32-SSOP（0.295"，7.50mm 宽）裸露焊盘 |
| 供应商设备封装： | 32-SOICW 裸露焊盘 |
| 包装： | 带卷 (TR) |
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 3. STATIC ELECTRICAL CHARACTERISTICS (continued)
Characteristics noted under conditions 4.75V ≤ V IO ≤ 5.25V, 13V ≤ V B + ≤ 32V, and 0 ° C ≤ T J ≤ 105 ° C, unless otherwise noted.
Typical values noted reflect the approximate parameter mean at T A = 25 ° C under nominal conditions, unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
MODE PINS OPERATING VOLTAGES
Mode Control Pins Low Voltage
V IL ( Mode n )
V
–
–
0.825
Mode Control Pins High Voltage
V IH ( Mode n )
V
2.6
–
–
Mode Control Pins Voltage with Input Floating
V Mode ( FLOAT )
V
V B + = 13 to 14V
7.0
8.0
13
SUPERVISOR CIRCUITRY (RST, VCORE)
Minimum Function V B + for Charge Pump and Oscillator Running
Minimum V B + for RST Assertion, V B + Rising
V B + ( MIN )
V B+ ( ASSERT )
–
–
–
1.9
9.0
2.2
V
V
RST Low Voltage
V OL
V
V B + = 2.0V, I RST ≤ 5.0mA
RST V I / O Threshold
–
0.25
0.4
V
V I / O Rising
V I / O Falling
V I / O T +
V I / O T -
–
V I/O ( NOM )
- 300mV
–
–
V I/O ( NOM )
- 50mV
–
RST Hysteresis for V I / O
RST V CORE Threshold
V CORE Rising
V CORE Falling
V HYSVI/O
V CORET +
V CORE T -
10
–
V CORE ( NOM )
- 300mV
–
–
–
100
V CORE ( NOM )
- 30mV
–
mV
V
RST Hysteresis for V CORE
V HYS CORE
mV
V B + = 13 to 32V
V CORE - V I / O for V CORE Shutdown
V B + = 13 to 32V
Thermal Shutdown Temperature
T J Rising
V CORE ( SHUTDOWN )
TJ ( TSD )
10
0.5
–
50
–
–
100
0.9
170
V
° C
Over-temperature Hysteresis
T J ( HYSTERESIS )
–
20
–
° C
VB CHARGE PUMP
Boost Voltage (12)
V
V B + = 12 V, I vb = 0.5 mA
V B + = 32 V, I vb = 0.5 mA
V B
V B
V B + 8
V B + 10
V B + 9
V B + 12
V B + 10
V B + 14
Notes
12. Bulk capacitor ESR ≤ 10 milliohms
34710
Analog Integrated Circuit Device Data
Freescale Semiconductor
7
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