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參數(shù)資料
| 型號(hào)： | MAX1601EAI |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | Dual-Channel CardBus and PCMCIA Power Switches with SMBus⑩ Serial Interface |
| 中文描述： | 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO28 |
| 封裝： | 0.200 INCH, SSOP-28 |
| 文件頁數(shù)： | 13/16頁 |
| 文件大?。?/td> | 190K |
| 代理商： | MAX1601EAI |
M
Dual-Channel CardBus and PCMCIA
Power S witc hes with S MBus S erial Interfac e
______________________________________________________________________________________
13
Table 3. Command Format for Channel B Write Operations (address 1010001 or 1010011)
BIT
NAME
POR STATE
FUNCTION
7 (MSB)
OP/SUS
0
Operate/suspend bit. Selects which latch receives data: high = operation,
low = suspend.
6
VCCBON
0
Turns on VCCB when high, pulls VCCB to GND when low.
5
VCCB3/5
0
If VCCB is on, a high connects VY to VCCB, and a low connects VX to VCCB.
4
VCCBHIZ
0
Puts VCCB in a high-impedance state when high. Overrides VCCBON.
3
VPPBON
0
Turns on VPPB when high, pulls VPPB to GND when low.
2
VPPBPGM
0
If VPPB is on, a high connects VPPB to 12INB, and a low connects VPPB to VCCB.
1
VPPBHIZ
0
Puts VPPB in a high-impedance state when high. Overrides VPPBON.
0 (LSB)
RFU
0
Reserved for future use.
Table 4. Read Format for Interrupt Pointer Address (0001100)
Table 5. Read Format for Power Switch Address (1010000 or 1010010)
BIT
NAME
ADD7
ADD6
ADD5
ADD4
ADD3
ADD2
ADD1
ADD0
POR STATE
0
0
0
0
0
0
0
0
FUNCTION
7 (MSB)
6
5
4
3
2
1
0 (LSB)
ADD7 to ADD1 provide a return address for any interrupt query. For these devices, the
return addresses are:
1010000 = Channel A, ADD = low
1010001 = Channel B, ADD = low
1010010 = Channel A, ADD = high
1010011 = Channel B, ADD = high
BIT
NAME
CATFAULT
FAULT1
FAULT2
FAULT3
FAULT4
SIG/DUAL
RFU
RFU
POR STATE
0
0
0
0
0
0
0
0
FUNCTION
7 (MSB)
6
5
4
3
2
1
0 (LSB)
Indicates catastrophic (thermal or undervoltage lockout) fault when high.
Indicates VCCA overcurrent/undervoltage lockout when high.
Indicates VPPA overcurrent/undervoltage lockout when high.
Indicates VCCB overcurrent/undervoltage lockout when high.
Indicates VPPB overcurrent/undervoltage lockout when high.
Indicates dual part (single-channel devices would read 1).
Reserved for future use.
Reserved for future use.
LATCHED
Y
Y
Y
Y
Y
N
N
N
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