参数资料
型号: AS3607A-BQFP
厂商: ams
文件页数: 29/71页
文件大小: 0K
描述: IC PMU PROGR STARTUP 36-QFN
标准包装: 20,000
应用: 手持/移动设备
电流 - 电源: 160µA
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-VFQFN 裸露焊盘
供应商设备封装: 36-QFN(6x6)
包装: 带卷 (TR)
AS3606 AS3607 2v2
Data Sheet - D e t a i l e d D e s c r i p t i o n - S Y S T E M F u n c t i o n s
9.4 Interrupt Generation
All interrupt sources can get enabled or disabled by corresponding bits in the 4 IRQ-bytes. By default no interrupt source is enabled.
The XIRQ pin can be configured to operate in push/pull (2 different driver strengths), open-drain mode or to be tri-state. The signal polarity can
be defined as active-low or active-high. Default state is open-drain active-low.
9.4.1
IRQ Source Interpretation
There are 3 different modules to process interrupt sources:
LEVEL. The IRQ output is kept active as long as the interrupt source is present and this IRQ-Bit is enabled.
EDGE. The IRQ gets active with a high going edge of this source. The IRQ stays active until the corresponding IRQ-Register gets read.
STATUS CHANGE. The IRQ gets active when the source-state changes. The change bit and the status can be read to notice which interrupt
was the source. The IRQ stays active until the corresponding interrupt register gets read.De-bouncer
There is a de-bounce function implemented, a de-bounce time of 3ms is selected per default in the IRQ_ENRD_3 register (26h).
9.4.2
Interrupt Sources
These IRQ events will activate the XIRQ pin:
10bit ADC end of conversion
Charger end of charge, connect/disconnect, no battery
Battery temperature high (at 45oC or 50oC with 100/10k Ω NTC)
Junction temperature high
Battery low (Brown-out voltage reached)
Power-up key (pin PWRUP) pressed
Current sink low voltage
Power rail monitor: over-voltage CVDD1, CVDD2, CVDD3
Power rail monitor: under-voltage CVDD1, CVDD2, CVDD3, VDD27
www.austriamicrosystems.com
Revision 1.03
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