参数资料
型号: LTC4261IUFD#PBF
厂商: Linear Technology
文件页数: 28/34页
文件大小: 361K
描述: IC CTRLR HOTSWAP W/ADC 24-QFN
标准包装: 73
类型: 热交换控制器
应用: 通用
内部开关:
电源电压: 9 V ~ 11.2 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-WFQFN 裸露焊盘
供应商设备封装: 24-QFN(5x4)
包装: 管件
LTC4261/LTC4261-2
28
42612fc
Table 1. LTC4261 Device Addressing
DESCRIPTION
HEX DEVICE
ADDRESS
BINARY DEVICE ADDRESS
LTC4261
ADDRESS PINS
h
6
5
4
3
2
1
0
R/W
ADR1
ADR0
Mass Write
3E
0
0
1
1
1
1
1
0
X
X
Alert Response
19
0
0
0
1
1
0
0
1
X
X
0
20
0
0
1
0
0
0
0
X
L
L
1
22
0
0
1
0
0
0
1
X
L
NC
2
24
0
0
1
0
0
1
0
X
H
NC
3
26
0
0
1
0
0
1
1
X
L
H
4
28
0
0
1
0
1
0
0
X
NC
L
5
2A
0
0
1
0
1
0
1
X
NC
NC
6
2C
0
0
1
0
1
1
0
X
H
H
7
2E
0
0
1
0
1
1
1
X
NC
H
8
Single-Wire Broadcast Mode
H
L
H = Tie to INV
CC
; L = Tie to V
EE
; NC = No connect, open; X = Dont care
Table 2. LTC4261 Register Address and Contents
REGISTER
ADDRESS*
REGISTER
NAME
READ/WRITE
DESCRIPTION
00h
STATUS (A)
R
System Status Information
01h
FAULT (B)
R/W
Fault Log and PGIO Input
02h
ALERT (C)
R/W
Controls Whether the ALERT Pin is Pulled Low After a Fault is Logged in the Fault Register
03h
CONTROL (D)
R/W
Controls Whether the Part Retries After Faults, Set the On/Off Switch State
04h
SENSE (E)
R/W**
ADC Current Sense Voltage Data (8 MSBs)
05h
SENSE (F)
R/W**
ADC Current Sense Voltage Data (2 LSBs)
06h
ADIN2/OV (G)
R/W**
ADC ADIN2/OV (SSOP/QFN) Voltage Data (8 MSBs)
07h
ADIN2/OV (H)
R/W**
ADC ADIN2/OV (SSOP/QFN) Voltage Data (2 LSBs)
08h
ADIN (I)
R/W**
ADC ADIN Voltage Data (8 MSBs)
09h
ADIN (J)
R/W**
ADC ADIN Voltage Data (2 LSBs)
*Register address MSBs b7-b4 are ignored. **Writable if bit D5 set.
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