參數(shù)資料
型號(hào): 935269131518
廠商: NXP SEMICONDUCTORS
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: 3.90 MM, PLASTIC, MS-012, SO-8
文件頁數(shù): 6/12頁
文件大?。?/td> 160K
代理商: 935269131518
Philips Semiconductors
Product data
SA56600-42
System reset for lithium battery back-up
2001 Jun 19
3
Part number marking
The package is marked with a four letter code in the first line to the
right of the logo. The first three letters designate the product. The
fourth letter, represented by ‘x’, is a date tracking code. The
remaining two or three lines of characters are internal manufacturing
codes.
2
3
1
5
4
6
7
8
Part number
Marking
SA56600-42
A A A x
PIN CONFIGURATION
SL01278
1
2
3
4
8
7
6
5
TOP VIEW
SO8
GND
RESET
CS
VBATT
VCC
Y
VOUT
CS
Figure 2. Pin configuration.
PIN DESCRIPTION
PIN
SYMBOL
DESCRIPTION
1
GND
Circuit ground for the device.
2
RESET
Asserted open collector output LOW whenever the VCC input source voltage falls below VS (4.2 V typical).
The open collector topology requires an external pull-up resistor.
3
CS
Chip select HIGH output signal, asserted whenever the VCC input source voltage is above VS (4.2 V typical).
Can be used as a chip enable HIGH (CE) signal for system SRAM.
4
VBATT
Positive polarity connection for lithium back-up battery.
5
CS
Asserted chip select LOW output signal whenever the VCC input source voltage is above VS (4.2 V typical)
and Y is grounded. Can be used as a chip enable LOW (CE) signal for system SRAM.
6
VOUT
Primary power with lithium battery back-up power for the protected system. Switch over to lithium battery
back-up operation occurs when VCC falls below VS.
7
Y
Open Emitter input to microcontroller used to enable CS output (microcontroller controls CS function).
8
VCC
Primary input power source for device.
MAXIMUM RATINGS
SYMBOL
PARAMETER
RATING
UNIT
VCC(max)
Power supply voltage
–0.3 to +7.0
V
VCC(op)
Operating voltage
–0.3 to +7.0
V
IO (VCC)
Output current
80
mA
IO (VBATT)
Output current
200
A
Toper
Operating temperature
–40 to +85
°C
Tstg
Storage temperature
–40 to +125
°C
P
Power dissipation
250
mW
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